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HomeMy WebLinkAbout20171156 Ver 1_Year 0 Monitoring Report_2020_20200806ID#* 20171156 Version* 1 Select Reviewer:* Erin Davis Initial Review Completed Date 08/06/2020 Mitigation Project Submittal - 8/6/2020 Is this a Prospectus, Technical Proposal or a New Site?* O Yes a No Type of Mitigation Project:* rJ Stream r Wetlands [Buffer ❑ Nutrient Offset (Select all that apply) Project Contact Information Contact Name:* Matthew Reid Project Information ................................................................................... ID#:* 20171156 Existing IDY Project Type: Project Name: County: F DMS r Mitigation Bank Horne Creek Tribs Surry Document Information Email Address:* mattdreid@gmail.com Version: * 1 Existing Version Mitigation Document Type:* Mitigation Monitoring Report File Upload: HorneCrk_100026_MYO_2020.pdf 22.82MB Rease upload only one PDF of the corrplete file that needs to be subrritted... Signature Print Name:* Matthew Reid Signature:* As -Built Baseline Monitoring Report FINAL VERSION Horne Creek Tributaries Mitigation Project Monitoring Year 0 Calendar Year of Data Collection: 2020 NCDEQ DMS Project Identification # 100026 NCDEQ DMS Contract # 7181 Yadkin River Basin (Cataloging Unit 03040101) USACE Action ID Number: SAW-2017-01510 NCDEQ DWR Project # 2017-1156 Surry County, NC Contracted Under RFP # 16-006993 Data Collection Period: May 2020 Submission Date: August 2020 Prepared for: N.-I-c- EnAronmental Quality North Carolina Department of Environmental Quality Division of Mitigation Services 1652 Mail Service Center Raleigh, NC 27699-1652 Prepared by: WATER & LAND SOLUTIONS 7721 SIX FORKS ROAD, SUITE 130, RALEIGH, NC 27615 (919)614 - 5111 1 waterlandsolutions.com WATER & LAND SOLUTIONS 7721 SIX FORKS ROAD, SUITE 13Q RALEIGH, NC 27615 [419] 614. 5111 I wolerlpndsolulionacom August 3, 2020 NC Department of Environmental Quality Division of Mitigation Services Attn: Matthew Reid, Project Manager 5 Ravenscroft Drive, Suite 102 Asheville, NC 28801 RE: WLS Responses to NCDEQ DMS Review Comments for Task 6 Submittal, Draft Baseline Monitoring Report for the Horne Creek Tributaries Mitigation Project, DMS Full -Delivery Project ID #100026, Contract #7181, Yadkin River Basin, Cataloging Unit 03040101, Surry County, NC Dear Mr. Reid: Water & Land Solutions, LLC (WLS) is pleased to present the Final Baseline Monitoring Report (including record drawings) for the Horne Creek Tributaries Mitigation Project to the North Carolina Department of Environmental Quality (NCDEQ) Division of Mitigation Services (DMS). Per the DMS review comments, WLS has updated the Final As -Built Baseline Monitoring Report and associated deliverables accordingly. We are providing the electronic deliverables via a CD. The electronic deliverables are organized under the following folder structure as required under the digital submission requirements: Report PDF Support Files 1_ Background Tables 2 Visual 3_Veg Plot 4_Geomorph 5-Hydro 6-As-Built Plans We are providing our written responses to DMS' review comments on the Draft As -Built Baseline Report below. Each of the DMS review comments is copied below in bold text, followed by the appropriate response from WLS in regular text: General: • List of Appendices: Photos are listed as "Stream Station Photographs", but in the report the photos are of the cross -sections. Are these photos intended to take the place of stream photo points? WLS Response: Yes, the stream station photo points are located at each cross section. Per DMS comment #2 below, WLS has also renamed this Appendix section to Stream Photo Points (Cross -Sections, Culvert Crossings, EII Reaches). The MYO report will not include any photos points at the culvert crossings or EII reaches. • DMS recommends adding photo points in MY1. Please include photos at culvert crossings and EII reaches. Include photo points on the CCPV. WLS Response: WLS will add photo points to all culvert crossings and EII reaches for MY1. The data will be included in the MY1 CCPV and appropriate appendices. These symbols have been added to the MYO CCPV, but there will not be any photos in the appendices. • List of Appendices: Table 5 Baseline Vegetation is incorrectly labeled as Table 6 in the report. Please update. WLS Response: "Table 5 Baseline Vegetation" has been updated with the correct number. • List of Appendices: Appendix D has "Baseline Cross -Sections" listed. Consider updating to "Baseline Cross -Sections and Profiles". WLS Response: Baseline Cross -Sections was updated to read Baseline Cross -Sections and Profiles. • The approved Mitigation Plan indicated 12 vegetation plots would be installed at the site; however, there are only 10 permanent plots installed. Also, there are no random plots used as described in the Mitigation Plan. Please explain the deviation from the IRT approved Mitigation Plan. WLS Response: The mitigation plan was an estimate at the time and before the easement was finalized. The final planted acreage is 10.2, which equates to 9 vegetation plots. Even if the entire easement area of 11.87 acres was planted that equates to 10 vegetation plots. The Mitigation Plan stated that we "may" utilize random plots. After construction we determined that the established permanent vegetation plots were capturing the newly planted areas adequately and random plots were not necessary. • Section 3.3.11 indicates that two structures are piping. Please provide additional information about these structures. What type of structure, reach, and stationing? Please call out structures on CCPV and update status in the MY1 report. WLS Response: Only one structure is piping, and the reference to two structures was a typo. Section 3.3.1.1 has been updated to include the information on the structure, which is on R4 at approximate station 19+55 (grade log j-hook vane). The MYO CCPV has been updated with a callout on the structure and WLS will update the status of the structure in the MY1 report. • The R5 profile shows numerous occasions where the water surface cuts through the thalweg elevation. Are these survey error, piping, dry channel, or other? WLS Response: There are eight locations on R5 where the water surface profile cuts underneath the thalweg due to missed survey points (no water surface shots at the structure inverts). There are no locations on R5 where piping is occurring, nor is the channel dry. WLS has included call outs for the locations along R5 that have the water surface elevation clipped through the thalweg due to survey error. • There is only one crest gauge/transducer installed on R5. Is FG-1 installed at XS1 on Reach 1 capable of capturing bankfull events? If FG-1 is unable to document bankfull events, DMS recommends installing a second crest gauge/transducer on R1. WLS Response: Correct, there is one crest gauge/transducer on R5, which follows the IRT guidance of one gauge per 5,000 LF of reach. There are 2 symbols on the CCPV because we have installed a cork gauge and pressure transducer in the same area. The flow gauge on Reach 1 is capable of capturing bankfull events, but WLS will install a crest gauge on the lower section of R1 and will include the data in the MY1 report. • Table 2: Please change "Restoration Plan" to "Mitigation Plan". WLS Response: Table 2 has been updated accordingly. • Table 2: Please remove "Mitigation Plan" from the "Asbuilt / Year 0 Monitoring" activity. WLS Response: WLS has updated Table 2 accordingly. • CCPV: Please add an overview map that shows both project streams in relation to one another. WLS Response: An overview map displaying all project reaches was created and added to the CCPV. • CCPV: Please include stationing. When photo points are added in MY1, please include these locations on the CCPV. WLS Response: Stream stationing and photo points have been added to the CCPV. • XS4: Is the shot near the 10' mark a rod height error? The photographs of the cross section do not seem to indicate an approximate 1.5' height difference on the left bank. Please verify. WLS Response: The shot at the 10' mark for XS-4 was an error due to incorrectly inputting the data into the Mecklenburg spreadsheet. WLS has corrected the reading and updated the data and Appendix D accordingly. • X13: Is the right bank shot a survey error or was an offset shot used to capture an undercut bank? The right bank photos for XS13 do not seem to correlate to the surveyed section. Please verify and correct as necessary. WLS Response: XS-13 was shot using an offset to capture an undercut bank in the channel. The pool undercuts a large leftover root (under the matting) from a cut down tree in this pool at the cross-section location. • As -built Plan sheets: Stationing and elevations are not shown on the profiles. Please revise for final. WLS Response: The stationing and elevations have been added to the profiles. • As -built Sheet 5: R4 Asbuilt Bankfull line does not appear correctly in profile downstream of culvert crossing. Revise as necessary. WLS Response: The as -built bankfull line has been revised on Sheet 5. • Electronic Deliverables: Please include features characterizing the EII portions of R4a (10+98- 11+54) and R4b (10+72-10+99). Currently the only features included in the digital submission were for the R portions of R4a and 114b. Please include the EII features in the CCPV as well. WLS Response: Reaches R4a and R4b are now included in the electronic deliverables and are included on the CCPV. Please contact me if you have any questions or comments. Sincerely, Water & Land Solutions, LLC (2a, /(' '� Cara Conder Water & Land Solutions, LLC 7721 Six Forks Road, Suite 130 Raleigh, NC 27615 Office Phone: (919) 614-5111 Mobile Phone: (843) 446-2312 Email: cara@waterlandsolutions.com Table of Contents 1 Project Summary...................................................................................................................................1 1.1 Project Location and Description..................................................................................................1 1.2 Monitoring Schedule and Reporting.............................................................................................1 1.3 Project Goals and Objectives........................................................................................................1 1.4 Project Success Criteria.................................................................................................................2 1.4.1 Streams.................................................................................................................................2 1.4.2 Vegetation.............................................................................................................................3 1.4.3 Visual Assessment.................................................................................................................3 2 Project Mitigation Components............................................................................................................4 2.1 Project Components.....................................................................................................................4 2.2 Design Approach...........................................................................................................................4 2.2.1 Stream...................................................................................................................................4 3 As -Built (Baseline) Condition................................................................................................................ 6 3.1 As -built Survey..............................................................................................................................6 3.2 As -Built Plans/ Record Drawings...................................................................................................6 3.3 As -Built/ Baseline Assessment...................................................................................................... 6 3.3.1 Morphological Assessment...................................................................................................7 3.3.2 Stream Hydrology................................................................................................................. 7 3.3.3 Vegetation.............................................................................................................................8 4 Methods................................................................................................................................................8 5 References............................................................................................................................................9 LIST OF APPENDICES Appendix A Background Tables Table 1 Project Mitigation Components Table 2 Project Activity and Reporting History Table 3 Project Contacts Table 4 Project Information and Attributes Appendix B Visual Assessment Data Figure 1 Current Condition Plan View (CCPV) Photos Stream Photo Points (Cross -Sections, Culvert Crossings, Ell Reaches) Vegetation Plot Photographs Monitoring Device Photos Appendix C Vegetation Plot Data Table 5 Baseline Vegetation — Planting Data (totals by species) Table 5a Vegetation Plot Mitigation Success Summary Appendix D Stream Measurement and Geomorphology Data Baseline Cross -Sections and Profiles Table 6a Baseline Stream Data Summary Table 6b Cross-section Morphology Data Table 6c Stream Reach Morphology Data Appendix E As -Built Survey/ Record Drawings 1 Project Summary 1.1 Project Location and Description The Horne Creek Tributaries Mitigation Project ("Project") is a North Carolina Department of Environmental Quality (NCDEQ), Division of Mitigation Services (DMS) full -delivery mitigation project contracted with Water & Land Solutions, LLC (WLS) in response to RFP 16-006993. The Project will provide stream mitigation credits in the Yadkin River Basin (Cataloging Unit 03040101). The Project is located in Surry County approximately seven miles southwest of the Town of Pilot Mountain at 36.2851950' and-80.5032100°. The project site is in NCDEQ Sub -basin 03-07-02, in the 8-digit Hydrologic Unit Code (HUC) 03040101, in the Ararat River & Upper Yadkin River Local Watershed Plan Study Area (Local Watershed Plan ID: LWP-2008-51), and in the Targeted Local Watershed 03040101110070 (Warm Water Thermal Regime), all within the Yadkin River Basin. The Project involved the restoration, enhancement, and permanent protection of seven stream reaches (R1, R2, R3, R4, R4a, R4b, and R5) and their riparian buffers, totaling approximately 5,428 linear feet of streams. The Project will provide significant ecological improvements and functional uplift through stream and aquatic habitat restoration and through decreasing nutrient and sediment loads within the watershed. The mitigation plan provides a detailed project summary and Table 1 provides a summary of project assets. Figure 1 illustrates the project mitigation components. 1.2 Monitoring Schedule and Reporting The Project will be monitored on a regular basis with physical inspections to occur a minimum of twice per year throughout the seven-year post -construction monitoring period, or until performance standards are met. The measure of stream restoration success will be documented by bankfull flows and no change in stream channel classification. The measure of vegetative success for the Project will be the survival of at least 210 trees per acre with an average height of eight feet at the end of year seven of the monitoring period. Site inspections and monitoring reports will also identify components and features that require routine maintenance or adaptive management. 1.3 Project Goals and Objectives The Project will meet the goals and objectives described in the Horne Creek Tributaries Final Approved Mitigation Plan and will address general restoration goals and opportunities outlined in the North Carolina Division of Mitigation Services (DMS) Upper Yadkin River Basin Restoration Priority Plan (RBRP) (DEQ 2009). More specifically, watershed goals and management strategies described in the Upper Yadkin Local Watershed Plan (LWP) will be met by: • Reducing sediment, soil erosion, turbidity, and nutrient inputs such as fecal coliform bacteria, nitrogen, and phosphorus to the Horne Creek Watershed. • Restoring, enhancing, and protecting headwater streams, wetlands, riparian buffers, and aquatic habitat functions. • Improving riparian corridor management and targeting restoration of impacted streams and riparian buffer areas. • Promoting agronomic farm management techniques and implementing agricultural BMPs and water quality features such as livestock exclusion fencing, alternative watering systems, and nutrient management devices. To accomplish these project -specific goals, the following objectives will be measured to document overall project success: • Provide a floodplain connection to the incised Project stream reaches by lowering bank height ratios (BHRs) to less than 1.2, thereby promoting more natural or overbank flood flows, • Improve bedform diversity by increasing scour pool spacing and depth variability, • Increase native species riparian buffer and vegetation density/composition along streambank and floodplain areas that meet requirements of a minimum 30-foot-wide and 210 stems/acre after the monitoring period, • Improve aquatic habitat and fish species diversity and migration through the addition of in -stream cover and native woody debris, • Site protection through an 11.87-acre conservation easement in excess of 30 feet from the top of the restored streambanks, that will protect all streams, wetlands and aquatic resources in perpetuity. 1.4 Project Success Criteria The success criteria for the Project will follow the approved performance standards and monitoring protocols from the final approved mitigation plan; which was developed in compliance with the USACE October 2016 Guidance, USACE Stream Mitigation Guidelines (April 2003 and October 2005), and 2008 Compensatory Mitigation Final Rule. Cross-section and vegetation plot data will be collected in Years 0, 1, 2, 3, 5, and 7. Stream hydrology data and visual monitoring will be reported annually. Specific success criteria components and evaluation methods are described below. 1.4.1 Streams Stream Hydrology: Four separate bankfull or over bank events must be documented within the seven-year monitoring period and the stream hydrology monitoring will continue until four bankfull events have been documented in separate years. Stream hydrology monitoring will be accomplished with pressure transducers installed in pools and correlating sensor depth to top of bank elevation. Recorded water depth above the top of bank elevation will document a bankfull event. The devices will record water depth hourly and will be inspected quarterly. In addition to the pressure transducers, traditional cork gauges will be installed at bankfull elevation and will be used to document bankfull events with photographs. Stream Profiles, Vertical Stability, and Floodplain Access: Stream profiles, as a measure of vertical stability and floodplain access will be evaluated by looking at Bank Height Ratios (BHR). In addition, observed bedforms should be consistent with those observed for channels of the design stream type(s). The BHR shall not exceed 1.2 along the restored Project stream reaches. This standard only applies to restored reaches of the channel where BHRs were corrected through design and construction. Vertical stability will be evaluated with visual assessment, cross sections and, if directed by the IRT, longitudinal profile. Stream Horizontal Stability: Cross -sections will be used to evaluate horizontal stream stability on restored streams. There should be little change expected in as -built restoration cross -sections. If measurable changes do occur, they should be evaluated to determine if the changes represent a movement toward a more unstable condition (e.g., downcutting, erosion) or a movement towards increased stability (e.g., settling, vegetation establishment, deposition along the streambanks, decrease in width/depth ratio). 4 Cross -sections shall be classified using the Rosgen Stream Classification method and all monitored cross - sections should fall within the quantitative parameters defined for channels of the design stream type. Reference photo transects will be taken at each permanent cross-section. Lateral photos should not indicate excessive erosion or continuing degradation of the streambanks. Photographs will betaken of both streambanks at each cross-section. A survey tape stretched between the permanent cross-section monuments/pins will be centered in each of the streambank photographs. The water elevation will be shown in the lower edge of the frame, and as much of the streambank as possible will be included in each photo. Photographers will attempt to consistently maintain the same area in each photo over time. Streambed Material Condition and Stability: Representative streambed material samples will be collected in monitoring years 5 and 7 at locations where riffles are installed in restoration reaches. The post - construction riffle substrate samples will be compared to the existing riffle substrate data collected during the design phase. Any significant changes (e.g., aggradation, degradation, embeddedness) will be noted after streambank vegetation becomes established and a minimum of two bankfull flows or greater have been documented. If significant changes are observed within stable riffles and pools, additional sediment transport analyses may be required. Jurisdictional Stream Flow: Monitoring of stream flow will be conducted to demonstrate that the restored stream systems classified as intermittent exhibit surface flow for a minimum of 30 consecutive days throughout some portion of the year during a year with normal or below normal rainfall conditions. Stream flow monitoring will be accomplished with pressure transducers installed in pools and correlating sensor depth to the downstream top of riffle elevation. If the pool water depth is at or above the top of riffle elevation, then the channel will be assumed to have surface flow. The devices will record water elevation twice per day and will be inspected quarterly to document surface hydrology and provide a basis for evaluating flow response to rainfall events. 1.4.2 Vegetation Vegetation monitoring will occur in the fall each required monitoring year, prior to leaf drop. Plots will be monitored in years 1, 2, 3, 5, and 7. Vegetative success for the Project during the intermediate monitoring years will be based the survival of at least 320, three -year -old planted trees per acre at the end of Year 3 of the monitoring period; and at least 260, five -year -old, planted trees per acre that must average six feet in height at the end of Year 5 of the monitoring period. The final vegetative restoration success criteria will be achieving a density of no less than 210, seven -year -old planted stems per acre that must average eight feet in height in Year 7 of monitoring. 1.4.3 Visual Assessment WLS will conduct visual assessments in support of mitigation performance monitoring. Visual assessments of all stream reaches will be conducted twice per monitoring year with at least five months in between each site visit for each of the seven years of monitoring. Photographs will be used to visually document system performance and any areas of concern related to streambank and bed stability, condition of in - stream structures, channel migration, active headcuts, live stake mortality, invasive plant species or animal browsing, easement boundary encroachments, cattle exclusion fence damage, and general streambed conditions. Permanent photo points will be at the cross -sections, culvert crossings, and Enhancement II reaches. 4 2 Project Mitigation Components 2.1 Project Components The Project mitigation components include a combination of Stream Restoration and Enhancement activities, as summarized in the table below. Table 1. Mitigation Plan Stream Mitigation Credits (SMCs) 10+00 — 1,397 23+40 1,320 1,320 R PI/PII 1 1,320 10+17 — 286 13+13 296 296 R PH 1 296 11+80 — 75 12+55 76 76 R PH 1 76 13+13 — 1,191 25+19 1,167 1,167 R PI/PII 1 1,167 10+98 — 124 11+54 57 57 Ell 2.5 23 11+55 - - 12+65 111 111 R PI 1 111 10+72 — 89 10+99 27 27 Ell 2.5 11 10+99 - - 12+24 125 125 R PI 1 125 25+19 — 2,519 48+12 2,249 2,249 R PI 1 2,249 5,681 5,428 5,428 5,378 Credit Loss in Required Buffer -300 Credit Gain for Additional Buffer 325 Net Change in Credit from Buffers +25 Total Credits per Buffer Calculator 5,403 Total Adjusted SMCs 5,389 Note 1: No mitigation credits were calculated outside the conservation easement boundaries. Note 2: The difference in Proposed Reach Stationing length and Restored Footage is the result of permanent crossings. Note 3: The Wilmington District Stream Buffer Calculator was used to determine credit losses/gains due to 11% of the total project lengths buffer widths being less than 30'. Based on the stream buffer credit calculator the total net increase in stream credits is 25 credits. This is due in part to many areas within the buffer being greater than 30'. WLS is proposing the adjusted SMCs totaling 5,389 credits. Note 4: Values in table were rounded to the nearest whole number. 2.2 Design Approach 2.2.1 Stream The Project stream design approach included a combination of Stream Restoration and Enhancement activities. Priority Level I Restoration reaches incorporated the design of a single -thread meandering channel, with parameters based on data taken from reference site comparison, published empirical relationships, NC Piedmont Regional Curves, and hydrologic and hydraulic analyses. The restoration of planform and dimension, frequent overbank flows and a restored riparian buffer will provide the appropriate hydrology and sediment transport throughout the project catchments. All non -vegetated areas within the easement were planted with native vegetation and any areas of invasive species were removed and/ or treated. • Reach R1— R1 begins at the upstream western boundary of the Project immediately downstream of an existing stream crossing. The majority of the reach was restored as a Rosgen B4 stream type within its current location and tied into the downstream channel. Work along R1 involved relocating the channel towards the center of the valley and implementing a Priority Level 1/11 Restoration by raising the bed elevation and reconnecting the stream with its abandoned floodplain. Fencing was installed outside of the easement boundary to permanently exclude livestock and reduce sediment and nutrient inputs. A permanent 20-foot wide culverted crossing was installed to allow for landowner access between pastures. Additionally, one water quality treatment feature was installed inside of the conservation easement to reduce sediment and nutrient inputs that would otherwise enter the riparian buffer as untreated water. • Reach R2 — R2 begins downstream of a roadway culvert under Caudle Road. Work along R2 involved Priority Level II restoration by slightly raising the bed elevation and reconnecting the stream with a constructed floodplain. The reach was restored as a Rosgen B4 stream type using appropriate step -pool morphology with minimal meander planform geometry that accommodated the valley slope and width. One water quality treatment feature was constructed inside of the conservation easement at the beginning of R2 to capture, attenuate, and treat overland flow that would otherwise enter the riparian buffer as untreated water. • Reach R3 — R3 begins at the confluence of R2 and R4. Work along R3 involved Priority Level II restoration by slightly raising the bed elevation and reconnecting the stream with a constructed floodplain. The reach was restored as a Rosgen B4a stream type using appropriate step -pool morphology with minimal meander planform geometry to accommodate the valley slope and width. Two water quality treatment features were constructed in series along R3 to capture, attenuate, and treat overland flow. • Reach R4 — R4 begins at the confluence of R2 and R3. Work along R4 involved a combination of Priority Level I and II Restoration by gradually raising the bed elevation and reconnecting the stream with its adjacent floodplain or a constructed floodplain. A majority of the channel was restored in its current location while the lower 200 feet was relocated to its historic position to meander across the left floodplain before connecting with R5. Two permanent 20-foot wide culverted crossings were installed to allow for landowner access between pastures. • Reach R4a — R4a is a small perennial headwater tributary that begins at a spring head within the upper catchment. R4a consisted of Enhancement Level II practices in the upper 57 linear feet by removing cattle and planting native vegetation to maintain and improve the stability of the channel. The lower 111 feet was restored as a Rosgen B4 stream type using appropriate riffle - pool and step -pool morphology with minimal meander planform geometry. This approach 4 allowed restoration of a stable channel form with appropriate bedform diversity and allowed the channel to be tied into Reach R4. • Reach R4b — R4b is a small perennial headwater tributary that begins at a spring head within the upper catchment. A majority of this reach was stable except for the downstream end where an active headcut had propagated upstream from R5. Work along R4b involved Enhancement Level II practices in upper 27 linear feet to maintain and improve the stability of the channel. The lower 125 linear feet was restored as a Rosgen B4 stream type using appropriate riffle -pool and step - pool morphology with minimal meander planform geometry. This approach allowed restoration of a stable channel form with appropriate bedform diversity and allowed the channel to be tied into Reach R4. • Reach R5 — R5 begins at the confluence of R4 and R4b. Work along R5 involved Priority Level I Restoration by raising the bed elevation and reconnecting the stream with its historic floodplain. A majority of the channel was constructed offline and the existing degraded channel was partially to completely filled. A permanent 20-foot culverted crossing was installed to allow for landowner access between pastures. 3 As -Built (Baseline) Condition 3.1 As -built Survey An as -built survey conducted under the responsible charge of a North Carolina Professional Land Surveyor (Chris Cole, PLS with Ascension Land Surveying), was utilized to document the as -built or baseline condition of the Project post -construction. The Project construction and planting were completed in April 2020 and the as -built survey was completed in June 2020 due to surveyor availability and adverse weather conditions. Cattle were excluded with temporary fencing prior to construction and permanent fencing was completed in June 2020. Baseline monitoring activities occurred in May 2020. The as -built survey included a topographic surface survey, locating the constructed stream channels, in -stream structures, monitoring device locations, a longitudinal profile survey for each project reach, and cross-section surveys for each reach. 3.2 As -Built Plans/ Record Drawings The results of the as -built survey establish and document post -construction or baseline conditions and will be used for comparing annual post -construction monitoring data. The as -built plans or record drawings were developed utilizing the final construction plans as the "background", and then overlaying the as -built survey information on the plan and profile sheets. Any significant adjustments or deviations made to the final construction plans during construction are shown as redline mark-ups or callouts on the as -built survey plan sheets. The as -built plans/record drawings are located in Appendix E. 3.3 As -Built/ Baseline Assessment No significant deviations were documented between the final construction plans and the as -built condition that may affect channel performance, channel lengths, or changes in vegetation species planted. Minor piping was noted at one in -stream structure on R4 but is expected to resolve naturally as minor adjustments occur in the streambed at this location. Along R5, some of the rock riffles that were constructed using on -site alluvium showed signs of sediment migration into pools after multiple rain 4 events. These facet slope adjustments are expected as sediment is transported through the system and demonstrates the channels ability to establish and maintain dynamic equilibrium given the new flow regime and catchment conditions. Several log riffles were removed from the project reaches and replaced with rock riffles due to material availability. Establishment of temporary vegetation was sparse on reaches R4 and R5 immediately following construction. Subsequently, additional temporary seeding and mulching was applied post -construction to establish ground cover and help stabilize the site. No other major issues or mitigating factors were observed immediately after construction which require consideration or remedial action. 3.3.1 Morphological Assessment Morphological data for the as -built profile was collected in May 2020. Refer to Appendices B and D for summary data tables, morphological plots, and stream photographs. 3.3.1.1 Stream Horizontal Pattern & Longitudinal Profile The MYO stream channel pattern and longitudinal profiles closely match the profile design parameters. On the design profiles, riffles were depicted as straight lines with consistent slopes. Various locations for the riffle profiles shown on the as -built survey illustrate multiple slope breaks due to the installation of log and rock structures and woody debris within the streambed. The constructed riffle slopes and pool depths vary slightly from design parameters due to field adjustments and fine sediment migration during construction. The MYO plan form geometry or pattern fell within acceptable ranges of the design parameters for all restored reaches. These minor channel adjustments in riffle slopes, pool depths and pattern do not present a stability concern or indicate a need for remedial action and will be assessed visually during the annual assessments. Minor piping was noted on R4 at one of the in -stream structures at approximate station 19+55 (grade log j-hook vane) and is expected to resolve naturally as natural adjustments occur in the streambed at this location. 3.3.1.2 Stream Horizontal Dimension The MYO channel dimensions generally match the design parameters and are within acceptable and stable ranges of tolerance. It is expected that over time that some pools may accumulate fine sediment and organic matter, however, this is not an indicator of channel instability. Maximum riffle depths are also expected to fluctuate slightly throughout the monitoring period as the channels adjust to the new flow regime and catchment conditions. 3.3.1.3 Substrate Representative streambed material samples will be collected in years 5 and 7 at the locations where riffles are installed in reaches that were proposed for restoration as part of the Project. 3.3.2 Stream Hydrology 3.3.2.1 Stream Flow Two pressure transducers (flow gauges) were installed in May 2020 in the restoration sections on reaches R1 and R2 to document baseflow conditions. The flow gauge locations are within the upper one-third of the project reaches as shown on Figure 1 and data will be included in the Monitoring Year 1 Report. 4 3.3.2.2 Bankfull Events Two crest gauges were installed to document bankfull events on R1 and R5. WLS installed a conventional cork crest gauge, along with a pressure transducer to validate flood stations on both reaches. Stream hydrology data will be included in the Monitoring Year 1 Report in this section and in the appendices. Recorder locations are shown on Figure 1. 3.3.3 Vegetation Monitoring of the 10 permanent vegetation plots was completed during the first week of May 2020. Vegetation data can be found in Appendix C with the associated photos located in Appendix B. The MYO average planted density is 696 stems per acre, which exceeds the interim measure of vegetative success of at least 320 planted stems per acre at the end of the third monitoring year. Volunteer species were not noted at baseline monitoring but are expected to establish in upcoming years. Visual assessment of vegetation outside of the monitoring plots indicates that the herbaceous vegetation is becoming well established throughout the project. No areas of with significant invasive plant species were observed post -construction. The site will be monitored closely, and any invasive plant species will be treated as needed. 4 Methods Stream cross-section monitoring was conducted using a Topcon RL-H5 Laser Level. Three-dimensional coordinates associated with cross-section data were collected in the field (NAD83 State Plane feet PIPS 3200). Morphological data were collected at 16 cross -sections. Survey data were imported into Microsoft Excel® for data processing and analysis. The stage recorders include an automatic pressure transducer (HOBO Water Level (13 ft) Logger) set in PVC piping in the channel. The elevation of the bed and top of bank at each stage recorder location was recorded to be able to document presence of water in the channel and out of bank events. Visual observations (i.e. wrack or debris lines) and traditional cork crest gauges will also be used to document out of bank events. Vegetation success is being monitored at a total of 10 permanent vegetation plots. Vegetation plot monitoring follows the CVS-EEP Level 2 Protocol for Recording Vegetation, version 4.2 (Lee et al. 2008) and includes analysis of species composition and density of planted species. Data are processed using the CVS data entry tool. In the field, the four corners of each plot were permanently marked with PVC at the origin and rebar at the other corners. Tree species and height will be recorded for each planted stem and photos of each plot are to be taken from the origin each monitoring year. 5 References Lee Michael T., Peet Robert K., Roberts Steven D., and Wentworth Thomas R., 2008. CVS-EEP Protocol for Recording Vegetation Level. Version 4.2 (RBRP) North Carolina Ecosystem Enhancement Program (EEP), 2009. Yadkin Pee -Dee River Basin Watershed Restoration Priorities (RBRP). February 2009. United States Army Corps of Engineers. 2003. Stream Mitigation Guidelines, April 2003, U.S. Army Corps of Engineers. Wilmington District. United States Army Corps of Engineers. 2016. Notification of Issuance of Guidance for Compensatory Stream and Wetland Mitigation Conducted for Wilmington District, October 2016, U.S. Army Corps of Engineers. Wilmington District. Water and Land Solutions, LLC (2019). Horne Creek Tributaries Mitigation Plan. NCDMS, Raleigh, NC. 4 9 Appendix A: Background Tables Table 1. Horne Creek Tributaries (ID-100026) - Mitigation Assets and Components Existing Mitigation Footage Plan As -Built or Footage or Mitigation Restoration Priority Mitigation Footage or Project Segment Acreage Acreage Category Level Level Ratio (X:1) Acreage Comments Full Channel Restoration, Planted Buffer, Exclusion of Livestock, Permanent R1 1.397 1,320 Warm R PI/PII 1.00000 1,342 Conservation Easement R2 286 296 Warm R PII 1.00000 289 Full Channel Restoration, Planted Buffer, Permanent Conservation Easement R3 75 76 Warm R PII 1.00000 73 Full Channel Restoration, Planted Buffer, Permanent Conservation Easement R4 1 191 1,167 Warm R PI/PII 1.00000 1,181 Full Channel Restoration, Planted Buffer, Permanent Conservation Easement R4A 124 57 Warm Ell PI 2.50000 57 Supplemental Planting of Buffer, Livestock Exclusion, Permananent Easement R4A 111 Warm R PI 1.00000 105 Full Channel Restoration, Planted Buffer, Permanent Conservation Easement R4B 89 27 Warm Ell PI 1 2.50000 1 1 1 27 Supplemental Planting of Buffer, Livestock Exclusion, Permananent Easement R4B 125 Warm R PI 1.00000 123 Full Channel Restoration, Planted Buffer, Permanent Conservation Easement R5 2.519 2,249 Warm R I PI 1.00000 2,2701 Full Channel Restoration, Planted Buffer, Permanent Conservation Easement. Project Credits Stream Riparian Wetland Non -Rip Coastal Restoration Level Warm Cool Cold Riverine Non-Riv Wetland Marsh Restoration 5344.000 Re-establishment Rehabilitation Enhancement Enhancement I Enhancement II 33.600 Creation Preservation Totals 5377.600 0.000 0.000 0.000 Overall Assets Summary Asset Category Overall Credits Stream 5,378 RP Wetland NA NR Wetland NA Buffer NA Buffer Loss SMC -300 Buffer Gain SMC 325 Total SMU 5,403 Total Adjusted SMCs 5,389 Table 2. Project Activity and Reporting History Horne Creek Tributaries #100026 Elapsed Time Since grading complete: 2 months Elapsed Time Since planting complete: 2 months Number of reporting Years': 0 Data Collection Completion or Activity or Deliverable Complete Delivery Institution Date N/A 05/22/17 404 permit date N/A 01 /15/20 Mitigation Plan N/A 07/29/19 Final Design — Construction Plans N/A 07/29/19 Construction N/A 04/30/20 Containerized, bare root and B&B plantings for reach/segments 1 &2 N/A 04/30/20 As -built (Year 0 Monitoring — baseline) Ma -20 07/01/20 Year 1 Monitoring Year 2 Monitoring Year 3 Monitoring Year 4 Monitoring Year 5 Monitoring Year 6 Monitoring Year 7 Monitoring/ Close Out Table 3. Project Contacts Table Horne Creek Tirbutaries Mitigation Project Designer Water & Land Solutions, LLC 7721 Six Forks Rd, Ste. 130, Raleigh, NC 27615 Primary project design POC Christopher Tomsic - (828) 493-3287 Construction Contractor North State Environmental, Inc. 2889 Lowery Street, Winston-Salem, NC 27101 Construction contractor POC Andrew Roten - (336) 406-9078 Survey Contractor Ascension Land Surveying 116 Williams Road, Mocksville, NC 27028 Survey contractor POC Christopher Cole - (704) 579-7197 Planting Contractor Ripple EcoSolutions, LLC 215 Moonridge Rd, Chapel Hill, NC 27516 Planting contractor POC George Morris - (919) 818-3984 Seeding Contractor North State Environmental, Inc. 2889 Lowery Street, Winston-Salem, NC 27101 Contractor point of contact Andrew Roten - (336) 406-9078 Seed Mix Sources Green Resource (336) 588-6363 Nursery Stock Suppliers (Bare Roots) Native Forest Nursery (704) 483-3397 Nursery Stock Suppliers (Bare Roots/plugs) Mellow Marsh Farm (919) 742-1200 Nursery Stock Suppliers (Live Stakes) Foggy Mountain Nurser (336) 384-5323 Monitoring Performers Water & Land Solutions, LLC 7721 Six Forks Rd, Ste. 130, Raleigh, NC 27615 Stream Monitoring POC Kyle Obermiller - (828) 808-2240 Vegetation Monitoring POC Kyle Obermiller - (828) 808-2240 Wetland Monitoring POC Kyle Obermiller - (828) 808-2240 Table 4. Project Background Information Project Name Horne Creek Tributaries County Surry Project Area (acres) 11.9 Project Coordinates (latitude and longitude) 36.28519W N,-80.5032100, W Planted Acreage (Acres of Woody Stems Planted) 10.2 Project Watershed Summary Information Physiographic Province Piedmont River Basin Yadkin LISGS Hydrologic unit 8-digit 03040101 USGS Hydrologic Unit 14-digit 03040101110070 DWR Sub -basin 03-07-02 Project Drainage Area (Acres and Square Miles) 0.06 (Rl) and 0.26 (R5) Project Drainage Area Percentage of Impervious Area <1 % CGIA Land Use Classification 2.01.03, 2.01.01, 3.02 (46% pasture/hay, 24% row crop, 16% mixed forest) Reach Summary Information Parameters Reach 1 Reach 2 Reach 3 Length of reach (linear feet) 1,320 296 76 Valley confinement (Confined, moderately confined, unconfined) mod confined mod confined mod confined Drainage area (Acres and Square Miles) 38 and 0.06 41 and 0.06 29 and 0.05 Perennial, Intermittent, Ephemeral Perennial Intermittent Intermittent NCDWR Water Quality Classification C C,WS-IV C Stream Classification (existing) E5b/F5b (incised) G4 (incised) E6b (incised) Stream Classification (proposed) 134 134 Boa Evolutionary trend (Simon) III/IV III III FEMA classification N/A N/A N/A Regulatory Considerations Parameters Applicable? Resolved? Supporting Docs? Water of the United States - Section 404 Yes Yes PCN Water of the United States - Section 401 Yes Yes PCN Endangered Species Act Yes Yes Categorical Exclusion Historic Preservation Act Yes Yes Categorical Exclusion Coastal Zone Management Act (CZMA or CAMA) NO N/A N/A FEMA Floodplain Compliance NO N/A N/A Essential Fisheries Habitat NO N/A Categorical Exclusion Reach 4 Reach 4A Reach 4B Reach 5 1,167 168 152 2,249 83 and 0.13 29 and 0.05 2 and 0.003 166 and 0.26 Perennial Perennial/Intermittent Perennial/Intermittent Perennial C, WS-IV C C C, WS-IV 134 (incised) 134c (incised) G5 B4c/G4c (incised) B4/C4b 134 134 C4 IV/V I I IV/V N/A N/A N/A N/A Appendix B: Visual Assessment Data Figure 1: Current Condition Plan View (CCPV) Stream Photo Points (Cross -Sections, Culvert Crossings, Ell Reaches) Vegetation Plot Photographs Monitoring Device Photographs TM WATER & LAND SOLUTIONS Horne Creek Tributaries Mitigation Project Slurry County, North Carolina USACE Action ID Number: SAW-2017-01510 DMS project number: 100026 May 2020 MYO Current Conditions Plan View Monitoring Year 0 FIGURE NAD 1983 2011 State Plane North Carolina FIPS 3200 FT US TM WATER & LAND SOLUTIONS Horne Creek Tributaries Mitigation Project Slurry County, North Carolina USACE Action ID Number: SAW-2017-01510 DMS project number: 100026 May 2020 MYO Current Conditions Plan View Monitoring Year 0 FIGURE 1 a NAD 1983 2011 State Plane North Carolina FIPS 3200 FT US TM WATER & LAND SOLUTIONS Horne Creek Tributaries Mitigation Project Slurry County, North Carolina USACE Action ID Number: SAW-2017-01510 DMS project number: 100026 May 2020 MYO Current Conditions Plan View Monitoring Year 0 FIGURE NAD 1983 2011 State Plane North Carolina FIPS 3200 FT US TM WATER & LAND SOLUTIONS Horne Creek Tributaries Mitigation Project Slurry County, North Carolina USACE Action ID Number: SAW-2017-01510 DMS project number: 100026 May 2020 MYO Current Conditions Plan View Monitoring Year 0 FIGURE NAD 1983 2011 State Plane North Carolina FIPS 3200 FT US a IL dP Y R1, XS1, Upstream (MY-00) MI ra r " R1, XS1, Left Bank (MY-00) t � AN --- - - i . YII R1, XS2, Upstream (MY-00) r r. •: pis , " �OA - -�.-� R1, XS2, Downstream (MY-00) R1, XS2, Right Bank (MY-00) n � �„ '_" 5 � i0E-'t � r ^ Gti ;, r �� �� .L� .1� �✓[t — "!S'�' }.a.? w R1, XS4, Upstream (MY-00) �p� y.]V, S i A ^"x.a sxsx r T 4 air R1, XS4, Downstream (MY-00) R1, XS4, Left Bank (MY-00) 47 q i7 F3 A R1, XS4, Right Bank (MY-00) �wnpi � i R4, XS5, Upstream (MY-00) >L R4, XS5, Left Bank (MY-00) r � f�y� ��1 r � F '•' _ - .� 1. V -•. .i s ",t.*'A s'� nip., 1 T�b�`T7�` .e '��,. ��� �i� '•� s1V . � 7 .F �' • �� fp R4, XS5, Downstream (MY-00) 10 :zn \���ƒ/�\/.�}� t 51 i yl'aV V c _ V l t r-� R5 `XS9 MY-00 Upstream P ( ) rz y� Qom{ I ,u, i Y :+.r... ia! i y.. R5, XS9, Downstream (MY-00) f' 4 - - \ � to i S _ R5, XS9, Left Bank (MY-00) � r i1 k � �� �" Y •'s7. i dF �� 31 - .....� _ R5, XS9, Right Bank (MY-00) _ie".5�.• -l" — Y nY < 1 r _ � 'Aft ?fit, y * T" �f' ',' � .�f c... R5, XS10, Upstream (MY-00) R5, XS10, Left Bank (MY-00) lk MMl r R5, XS10, Downstream (MY-00) re k ,s 3 7 kr !L R5, XS10, Right Bank (MY-00) 6 Vow Wi tii 04%, OTL R5, XS14, Upstream (MY-00) AM ;6*v, R5, XS14, Downstream (MY-00) R5, XS14, Left Bank (MY-00) 47- R R5, XS14, Right Bank (MY-00) Wwo An {.-.- _ G" Y .a 'r�'a, wig• - �.- _.��. � a 'M �' _„z-`ref a .*` �-• - c ,�, ,�� fir• r � a . A .. �. a $ - 4 .� . 4. �'",� r - ' .X� r s •J -' 1 �., �,, . +nt _ R5, XS15, Upstream (MY-00) R5, XS15, Left Bank (MY-00) 1 - _z`R^+� ��i �•z^ _ T -"ran' �' -f - nk- .-- I AiA Veg Plot 1 (MY-00) 7 r T :.A� _ M1 tn - 7/ ` 3 Veg Plot 3 (MY-00) e Veg Plot 4 (MY-00) IPMay 27, 2020 at 11:46:21 AM 1 y�Y 5.1 k VI Veg Plot 9 (MY-00) k — — s t i Veg Plot 10 (MY-00) Y �.�. .ry Est '� �-..F -�-�, `• � �"` � ��``�, "x �� bf �,7, X4 Flow Gauge — R1 AM Crest Gauge (Pressure Transducer) — R5 � 1 i 1 y a „ r � IY eZ � � 'V'•r � 'e ��a1.y"� �\T['1?� w4� �y6�t,- Flow Gauge — R2 y Crest Gauge (Cork) — R5 Appendix C: Vegetation Monitoring Plot Data CVS Project Code 6. Project Name: Horne Creek Table 5: Baseline Vegetation Current Plot Data (MYO 2020) Annual Means Scientific Name Common Name Species Type 006-01-0001 006-01-0002 006-01-0003 006-01-0004 006-01-0005 006-01-0006 006-01-0007 006-01-0008 006-01-0009 006-01-0010 MYO (2020) PnoLS P-all T PnoLS P-all T PnoLS P-all T PnoLS P-all T PnoLS P-all T PnoLS P-all T PnoLS P-all T PnoLS P-all T PnoLS P-all T PnoLS P-all T PnoLS P-all T Alnus serrulata hazel alder Shrub 1 1 1 3 3 3 1 1 1 2 2 2 1 1 1 2 2 2 2 2 2 2 2 2 14 14 14 Asimina triloba pawpaw Tree 4 4 4 2 2 2 1 1 1 2 2 2 1 1 1 2 2 2 4 4 4 2 2 2 18 18 18 Betula nigra river birch Tree 2 2 2 2 2 2 4 4 4 Carpinus caroliniana American hornbeam Tree 1 1 1 3 3 3 2 2 2 1 1 1 2 2 2 1 1 1 3 3 3 13 13 13 Cercis canadensis eastern redbud Tree 1 1 1 2 2 2 1 1 1 3 3 3 2 2 2 1 1 1 10 10 10 Corylus americana American hazelnut Shrub 1 1 1 1 1 1 1 1 1 2 2 2 1 1 1 2 2 2 1 1 1 2 2 2 1 1 1 12 12 12 Diospyros virginiana common persimmon Tree 1 1 1 1 1 1 2 2 2 4 4 4 2 2 2 2 2 2 12 12 12 Fraxinus pennsylvanica green ash Tree 1 1 1 2 2 2 1 1 1 4 4 4 Hamamelis virginiana American witchhazel Tree 1 1 1 1 1 1 3 3 3 1 1 1 6 6 6 Lindera benzoin northern spicebush Shrub 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 5 5 5 2 2 2 15 15 15 Liriodendron tulipifera tuliptree Tree 3 3 3 7 7 7 5 5 5 1 1 1 1 1 1 4 4 4 1 1 1 3 3 3 4 4 4 29 29 29 Nyssa biflora swamp tupelo Tree 1 1 1 3 3 3 4 4 4 Nyssa sylvatica blackgum Tree 2 2 2 1 1 1 1 1 1 1 1 1 2 2 2 1 1 1 8 8 8 Platanus occidentalis American sycamore Tree 1 1 1 2 2 2 1 1 1 2 2 2 1 1 1 7 7 7 Quercus alba white oak Tree 1 1 1 1 1 1 1 1 1 1 1 1 4 4 4 Quercus rubra northern red oak Tree 2 2 2 1 1 1 1 1 1 2 2 2 1 1 1 7 7 7 Tilia americana IAmerican basswood ITree 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 5 5 5 Stem count size (ares) size (ACRES) Species count Stems per ACRE 14 14 14 16 16 16 14 14 14 18 18 18 18 18 18 17 17 17 17 17 17 20 20 20 19 19 19 19 19 19 172 172 172 1 1 1 1 1 1 1 1 1 1 10 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.25 7 7 7 8 8 8 8 8 8 12 12 12 10 10 10 11 11 11 10 10 10 10 10 10L768.9 10 10 10 10 10 17 17 17 566.6 566.E 566.6 647.5 647.5 647.5 566.6 566.E 566.6 728.4 728.4 728.4 728.4 728.4 728.4 688 688 688 688 688 688 809.4 809.4 809.4 768.9 768.9 768.91 768.91 768.9 696.11 696.11 696.1 Table Sa: Vegetation Plot Mitigation Success Summary Table Plot # Planted Stems/Acre Volunteers/ Acre Total Stems/Acre Success Criteria Met Average Stem Height (ft) 1 566.6 0 566.6 Yes 1.4 2 647.5 0 647.5 Yes 1.6 3 566.6 0 566.6 Yes 1.7 4 728.4 0 728.4 Yes 1.5 5 728.4 0 728.4 Yes 1.2 6 688 0 688 Yes 1 7 688 0 688 Yes 1.6 8 809.4 0 809.4 Yes 1 9 768.9 0 768.9 Yes 1.1 10 768.9 0 768.9 Yes 1.2 Project Average 696.07 0 696.07 Yes 1.33 Cara Conder From: Kayne Van Stell Sent: Monday, March 16, 2020 3:49 PM To: Cara Conder; Catherine Manner; Christopher Tomsic; Adam McIntyre; Daniel Ingram; Kyle Obermiller; Emily Dunnigan; Nick Childs Cc: George Morris Subject: FW: Horne Creek Tribs Planting Follow Up Flag: Follow up Flag Status: Flagged -----Original Message ----- From: Tugwell, Todd J CIV USARMY CESAW (USA) <Todd.J.Tugwell@usace.army.mil> Sent: Monday, March 16, 2020 3:41 PM To: Kayne Van Stell <kayne@waterlandsolutions.com>; Haupt, Mac <mac.haupt@ncdenr.gov>; Browning, Kimberly D CIV USARMY CESAW (USA) <Kimberly.D.Browning@usace.army.mil>; Davis, Erin B <erin.davis@ncdenr.gov> Cc: Reid, Matthew <matthew.reid@ncdenr.gov> Subject: RE: Horne Creek Tribs Planting Kayne, I understand that there have been delays due to weather, and we have been notified by several providers that planting has been delayed. As we have told the other providers, I don't have any problem with planting extending into April provided that you can still meet the 180 timeframe for monitoring. For the upcoming guidance, I believe we will also state that if planting is not complete by April 30th, the growing season cannot count toward the required years of monitoring, so just make sure you get all the plants in by that deadline. Thank you, Todd Tugwell Mitigation Project Manager Wilmington District, US Army Corps of Engineers 3331 Heritage Trade Drive, Suite 105 Wake Forest, North Carolina 27587 (919) 554-4884 ext. 58 -----Original Message ----- From: Kayne Van Stell [mailto:kayne@waterlandsolutions.com] Sent: Monday, March 16, 2020 12:29 PM To: Tugwell, Todd J CIV USARMY CESAW (USA) <Todd.J.Tugwell@usace.army.mil>; Haupt, Mac <mac.haupt@ncdenr.gov>; Browning, Kimberly D CIV USARMY CESAW (USA) <Kimberly.D.Browning@usace.army.miI>; Davis, Erin B <erin.davis@ncdenr.gov> Cc: Reid, Matthew <matthew.reid@ncdenr.gov> Subject: [Non-DoD Source] Horne Creek Tribs Planting Hi All, This email is to notify the IRT that we are currently constructing the Horne Creek Tributaries mitigation project (USACE #SAW-2017-01510, DWR #17-1156). We are requesting approval for vegetation planting to be completed by mid to late April. We understand the standard/guidance is to finish site planting by March 15th as stated in the mitigation plan. As of today, the contractor and subs/vendors are continuing all construction activities, including planting, and we plan to install veg plots at least 180 days prior to the initiation of the first year of monitoring (MY1). This may of course change depending on state/federal restrictions and we'll have to manage accordingly. Hope you and yours stay safe and healthy during this unprecedented situation. -Kayne Kayne M. Van Stell Vice President, Ecosystem Design Services Water & Land Solutions 7721 Six Forks Rd, Suite 130 Raleigh, North Carolina 27615 Office (919) 614-5111 1 Mobile (919) 818-8481 1 Email kayne@waterlandsolutions.com <maiIto: kayne@waterlandsolutions.com> Appendix D: Stream Measurement and Geomorphology Data Baseline Cross -Sections Baseline Longitudinal Profile Table 6a: Baseline Stream Data Summary Table 6b: Cross-section Morphology Data Table 6c: Stream Reach Morphology Data Project Name Horne Creek Tributaries Mitigation Project Project ID 100026 Reach ID R1 Cross Section ID XS-1 Field Crew K. Obermiller, E. Dunnigan Dimension Data Summary: MYO 2020 Bankfull Elevation (ft) 944.7 Low Bank Height Elevation (ft) 944.7 Bankfull Max Depth (ft) 2.1 Low Bank Height (ft) 2.1 Bank Height Ratio 1.0 Bankfull X-section Area (ft2) 11.1 Change Bank Height Ratio NA Looking Downstream X1 Pool, STA 12+85 Baseline MYO — — Bankfull Elevation Floodprone Area 948 947 y 946 w o_ 945 w 944 943 942 0 5 10 15 20 25 30 35 40 Width (feet) Horne Creek Tributaries Mitigation Project Water and Land Solutions DMS Project 4100026 As -Built Report (MYO) May 2020 Monitoring Year 0 of 7 Project Name Horne Creek Tributaries Mitigation Project Project ID 100026 Reach ID R1 Cross Section ID XS-2 Field Crew K. Obermiller, E. Dunnigan Dimension Data Summary: MYO 2020 Bankfull Elevation (ft) 942.9 Low Bank Height Elevation (ft) 942.9 Bankfull Max Depth (ft) 1.0 Low Bank Height (ft) 1.0 Bank Height Ratio 1.0 Bankfull X-section Area (ft2) 3.9 Change Bank Height Ratio NA Looking Downstream X2 Riffle, STA 13+32 Baseline MYO — — Bankfull Elevation Floodprone Area 947 946 y 945 w 0 944 r w943 ---------------------------------------------------------- ---------------------------- ------------------------------------- 942 941 0 5 10 15 20 25 30 35 40 Width (feet) Horne Creek Tributaries Mitigation Project Water and Land Solutions DMS Project 4100026 As -Built Report (MYO) May 2020 Monitoring Year 0 of 7 Project Name Horne Creek Tributaries Mitigation Project Project ID 100026 Reach ID R1 Cross Section ID XS-3 Field Crew K. Obermiller, E. Dunnigan Dimension Data Summary: MYO 2020 Bankfull Elevation (ft) 920.8 Low Bank Height Elevation (ft) 920.8 Bankfull Max Depth (ft) 1.9 Low Bank Height (ft) 1.9 Bank Height Ratio 1.0 Bankfull X-section Area (ft2) 9.6 Change Bank Height Ratio NA Looking Downstream X3 Pool, STA 20+35 Baseline MYO — — Bankfull Elevation Floodprone Area 924 923 y 922 w 0 921 - -------------------------------------------------------------- ------------------------------------------------------------- r w 920 919 918 0 5 10 15 20 25 30 35 40 Width (feet) Horne Creek Tributaries Mitigation Project Water and Land Solutions DMS Project 4100026 As -Built Report (MYO) May 2020 Monitoring Year 0 of 7 Project Name Horne Creek Tributaries Mitigation Project Project ID 100026 Reach ID R1 Cross Section ID XS-4 Field Crew K. Obermiller, E. Dunnigan Dimension Data Summary: MYO 2020 Bankfull Elevation (ft) 920.6 Low Bank Height Elevation (ft) 920.6 Bankfull Max Depth (ft) 0.7 Low Bank Height (ft) 0.7 Bank Height Ratio 1.0 Bankfull X-section Area (ft2) 2.6 Change Bank Height Ratio NA Looking Downstream X4 Riffle, STA 20+47 Baseline MYO — — Bankfull Elevation Floodprone Area 925 924 y 923 w 0 922 r w 921 920 919 0 5 10 15 20 25 30 35 40 Width (feet) Horne Creek Tributaries Mitigation Project Water and Land Solutions DMS Project 4100026 As -Built Report (MYO) May 2020 Monitoring Year 0 of 7 Project Name Horne Creek Tributaries Mitigation Project Project ID 100026 ReachlD R4 Cross Section ID XS-5 Field Crew K. Obermiller, E. Dunnigan Dimension Data Summary: MYO 2020 Bankfull Elevation (ft) 981.4 Low Bank Height Elevation (ft) 981.4 Bankfull Max Depth (ft) 0.7 Low Bank Height (ft) 0.7 Bank Height Ratio 1.0 Bankfull X-section Area (ft2) 3.7 Change Bank Height Ratio NA Looking Downstream X5 Riffle, STA 13+84 Baseline MYO — — Bankfull Elevation Floodprone Area 985 984 y 983 w 0 982 M w 981 980 979 0 5 10 15 20 25 30 35 40 Width (feet) Horne Creek Tributaries Mitigation Project Water and Land Solutions DMS Project 4100026 As -Built Report (MYO) May 2020 Monitoring Year 0 of 7 Project Name Horne Creek Tributaries Mitigation Project Project ID 100026 ReachlD R4 Cross Section ID XS-6 Field Crew K. Obermiller, E. Dunnigan Dimension Data Summary: MYO 2020 Bankfull Elevation (ft) 980.2 Low Bank Height Elevation (ft) 980.2 Bankfull Max Depth (ft) 2.2 Low Bank Height (ft) 2.2 Bank Height Ratio 1.0 Bankfull X-section Area (ft2) 11.6 Change Bank Height Ratio NA Looking Downstream X6 Pool, STA 14+28 Baseline MYO — — Bankfull Elevation Floodprone Area 983 982 y 981 980 r w 979 978 977 0 5 10 15 20 25 30 35 40 Width (feet) Horne Creek Tributaries Mitigation Project Water and Land Solutions DMS Project 4100026 As -Built Report (MYO) May 2020 Monitoring Year 0 of 7 Project Name Horne Creek Tributaries Mitigation Project Project ID 100026 ReachlD R4 Cross Section ID XS-7 Field Crew K. Obermiller, E. Dunnigan Dimension Data Summary: MYO 2020 Bankfull Elevation (ft) 966.6 Low Bank Height Elevation (ft) 966.6 Bankfull Max Depth (ft) 2.7 Low Bank Height (ft) 2.7 Bank Height Ratio 1.0 Bankfull X-section Area (ft2) 12.4 Change Bank Height Ratio NA oA �y 1': l Looking Downstream X7 Pool, STA 19+50 Baseline MYO — — Bankfull Elevation Floodprone Area 969 968 y 967 w--------------------------------------------------------- -------------------------------- ------------------- 0 966 r w 965 964 963 0 5 10 15 20 25 30 35 40 Width (feet) Horne Creek Tributaries Mitigation Project DMS Project 4100026 May 2020 Water and Land Solutions As -Built Report (MYO) Monitoring Year 0 of 7 Project Name Horne Creek Tributaries Mitigation Project Project ID 100026 ReachlD R4 Cross Section ID XS-8 Field Crew K. Obermiller, E. Dunnigan Dimension Data Summary: MYO 2020 Bankfull Elevation (ft) 966.0 Low Bank Height Elevation (ft) 966.0 Bankfull Max Depth (ft) 0.8 Low Bank Height (ft) 0.8 Bank Height Ratio 1.0 Bankfull X-section Area (ft2) 5.1 Change Bank Height Ratio NA Looking Downstream X8 Riffle, STA 19+75 Baseline MYO — — Bankfull Elevation Floodprone Area 969 968 y 967 w 0 966 ---------------------------------------------------------------------------------------------- --- ------------------------ r w 965 964 963 0 5 10 15 20 25 30 35 40 Width (feet) Horne Creek Tributaries Mitigation Project Water and Land Solutions DMS Project 4100026 As -Built Report (MYO) May 2020 Monitoring Year 0 of 7 Project Name Horne Creek Tributaries Mitigation Project Project ID 100026 ReachlD R5 Cross Section ID XS-9 Field Crew K. Obermiller, E. Dunnigan Dimension Data Summary: MYO 2020 Bankfull Elevation (ft) 952.2 Low Bank Height Elevation (ft) 952.2 Bankfull Max Depth (ft) 2.5 Low Bank Height (ft) 2.5 Bank Height Ratio 1.0 Bankfull X-section Area (ft2) 16.8 Change Bank Height Ratio NA Looking Downstream X9 Pool, STA 25+18 Baseline MYO — — Bankfull Elevation Floodprone Area 955 954 y 953 w 0 ---------------------------------- -------------- -- ------------------------------------------ --------------------- ----------------------- 952 r w 951 950 949 0 5 10 15 20 25 30 35 40 Width (feet) Horne Creek Tributaries Mitigation Project Water and Land Solutions DMS Project 4100026 As -Built Report (MYO) May 2020 Monitoring Year 0 of 7 Project Name Horne Creek Tributaries Mitigation Project Project ID 100026 ReachlD R5 Cross Section ID XS-10 Field Crew K. Obermiller, E. Dunnigan Dimension Data Summary: MYO 2020 Bankfull Elevation (ft) 951.2 Low Bank Height Elevation (ft) 951.2 Bankfull Max Depth (ft) 1.0 Low Bank Height (ft) 1.0 Bank Height Ratio 1.0 Bankfull X-section Area (ft2) 6.9 Change Bank Height Ratio NA Looking Downstream X10 Riffle, STA 25+45 Baseline MYO — — Bankfull Elevation Floodprone Area 955 954 y 953 w 0 952 r 950 949 0 5 10 15 20 25 30 35 40 Width (feet) Horne Creek Tributaries Mitigation Project Water and Land Solutions DMS Project 4100026 As -Built Report (MYO) May 2020 Monitoring Year 0 of 7 Project Name Horne Creek Tributaries Mitigation Project Project ID 100026 ReachlD R5 Cross Section ID XS-11 Field Crew K. Obermiller, E. Dunnigan Dimension Data Summary: MYO 2020 Bankfull Elevation (ft) 936.9 Low Bank Height Elevation (ft) 936.9 Bankfull Max Depth (ft) 2.7 Low Bank Height (ft) 2.7 Bank Height Ratio 1.0 Bankfull X-section Area (ft2) 23.6 Change Bank Height Ratio NA Looking Downstream X11 Pool, STA 32+70 Baseline MYO — — Bankfull Elevation Floodprone Area 939 938 y937 --------------------------- ------------------------------------------------------------ ------------------------------------ w 0 936 r w 935 934 933 0 5 10 15 20 25 30 35 40 Width (feet) Horne Creek Tributaries Mitigation Project Water and Land Solutions DMS Project 4100026 As -Built Report (MYO) May 2020 Monitoring Year 0 of 7 Project Name Horne Creek Tributaries Mitigation Project Project ID 100026 ReachlD R5 Cross Section ID XS-12 Field Crew K. Obermiller, E. Dunnigan Dimension Data Summary: MYO 2020 Bankfull Elevation (ft) 936.1 Low Bank Height Elevation (ft) 936.1 Bankfull Max Depth (ft) 0.7 Low Bank Height (ft) 0.7 Bank Height Ratio 1.0 Bankfull X-section Area (ft2) 4.5 Change Bank Height Ratio NA man rod. 72.a ry Looking Downstream X12 Riffle, STA 32+88 Baseline MYO — — Bankfull Elevation Floodprone Area 939 938 y 937 w 0 936 -------------------------------------------- --------------------------------------- -------------------------------------------------- r w 935 934 933 0 5 10 15 20 25 30 35 40 Width (feet) Horne Creek Tributaries Mitigation Project Water and Land Solutions DMS Project 4100026 As -Built Report (MYO) May 2020 Monitoring Year 0 of 7 Project Name Horne Creek Tributaries Mitigation Project Project ID 100026 ReachlD R5 Cross Section ID XS-13 Field Crew K. Obermiller, E. Dunnigan Dimension Data Summary: MYO 2020 Bankfull Elevation (ft) 924.2 Low Bank Height Elevation (ft) 924.2 Bankfull Max Depth (ft) 2.4 Low Bank Height (ft) 2.4 Bank Height Ratio 1.0 Bankfull X-section Area (ft2) 19.9 Change Bank Height Ratio NA Looking Downstream X13 Pool, STA 38+48 Baseline MYO — — Bankfull Elevation Floodprone Area 927 926 y 925 w v ---------------------------------------------------------------------------------- -- r w 923 922 921 0 5 10 15 20 25 30 35 40 Width (feet) Horne Creek Tributaries Mitigation Project Water and Land Solutions DMS Project 4100026 As -Built Report (MYO) May 2020 Monitoring Year 0 of 7 Project Name Horne Creek Tributaries Mitigation Project Project ID 100026 Reach ID R5 Cross Section ID XS-14 Field Crew K. Obermiller, E. Dunnigan Dimension Data Summary: MYO 2020 Bankfull Elevation (ft) 924.0 Low Bank Height Elevation (ft) 924.0 Bankfull Max Depth (ft) 1.2 Low Bank Height (ft) 1.2 Bank Height Ratio 1.0 Bankfull X-section Area (ftz) 8.4 Change Bank Height Ratio NA Looking Downstream X14 Riffle, STA 38+75 Baseline MYO — — Bankfull Elevation Floodprone Area 927 926 y 925 0 924 --------------------------------------------------- ------------------------------------ M W 923 922 921 0 5 10 15 20 25 30 35 40 Width (feet) Horne Creek Tributaries Mitigation Project Water and Land Solutions DMS Project 4100026 As -Built Report (MYO) May 2020 Monitoring Year 0 of 7 Project Name Horne Creek Tributaries Mitigation Project Project ID 100026 ReachlD R5 Cross Section ID XS-15 Field Crew K. Obermiller, E. Dunnigan Dimension Data Summary: MYO 2020 Bankfull Elevation (ft) 914.3 Low Bank Height Elevation (ft) 914.3 Bankfull Max Depth (ft) 0.9 Low Bank Height (ft) 0.9 Bank Height Ratio 1.0 Bankfull X-section Area (ft2) 7.7 Change Bank Height Ratio NA Looking Downstream X15 Riffle, STA 44+19 Baseline MYO — — Bankfull Elevation Floodprone Area 918 917 y 916 w 0 915 r w 914 913 912 0 5 10 15 20 25 30 35 40 Width (feet) Horne Creek Tributaries Mitigation Project Water and Land Solutions DMS Project 4100026 As -Built Report (MYO) May 2020 Monitoring Year 0 of 7 Project Name Horne Creek Tributaries Mitigation Project Project ID 100026 ReachlD R5 Cross Section ID XS-16 Field Crew K. Obermiller, E. Dunnigan Dimension Data Summary: MYO 2020 Bankfull Elevation (ft) 914.0 Low Bank Height Elevation (ft) 914.0 Bankfull Max Depth (ft) 2.9 Low Bank Height (ft) 2.9 Bank Height Ratio 1.0 Bankfull X-section Area (ft2) 27.1 Change Bank Height Ratio NA Looking Downstream X16 Pool, STA 44+66 Baseline MYO — — Bankfull Elevation Floodprone Area 916 915 y914 ---------------------------------------------------------------------------------------------- ------------------------------------------ w 0 913 r w 912 911 910 0 5 10 15 20 25 30 35 40 Width (feet) Horne Creek Tributaries Mitigation Project Water and Land Solutions DMS Project 4100026 As -Built Report (MYO) May 2020 Monitoring Year 0 of 7 965 955 945 c 0 - 935 m m w W 925 915 905 1000 Horne Creek Tributaries Mitigation Project Longitudinal Profile - R1 As -Built (MYO 2020) 1200 1400 1600 1800 2000 2200 2400 Station (ft) Thalweg Elevation Water Surface Elevation —Left Bank Elevation —Right Bank Elevation 998 996 994 992 990 c 0 m y 988 W 986 984 982 980 1000 Horne Creek Tributaries Mitigation Project Longitudinal Profile- R2 As -Built (MYO 2020) 1050 1100 1150 1200 1250 Station (ft) Thalweg Elevation Water Surface Elevation -Left Bank Elevation -Right Bank Elevation 986 985.5 985 984.5 984 x Horne Creek Tributaries Mitigation Project Longitudinal Profile- R3 As -Built (MYO 2020) 982.5 — 982 — 981.5 — 981 1181 1191 1201 1211 1221 1231 1241 1251 Station (ft) 1261 Thalweg Elevation Water Surface Elevation —Left Bank Elevation —Right Bank Elevation 990 985 980 975 = 970 c 0 m y 965 W 960 955 950 945 1313 Horne Creek Tributaries Mitigation Project Longitudinal Profile - R4 As -Built (MYO 2020) 1513 1713 1913 2113 2313 2513 Station (ft) Thalweg Elevation Water Surface Elevation -Left Bank Elevation -Right Bank Elevation Horne Creek Tributaries Mitigation Project Longitudinal Profile - R4a As -Built (MVO 20201 957 956.5 956 955.5 c 0 — 955 N. m v W 954.5 954 953.5 953 1098 1108 1118 1128 1138 1148 1158 1168 1178 1188 1198 Station (ft) Thalweg Elevation Water Surface Elevation —Left Bank Elevation —Right Bank Elevation 954.5 954 953.5 _ 953 c 0 m W 0/ 952.5 952 951.5 951 1072 Horne Creek Tributaries Mitigation Project Longitudinal Profile- R4b As -Built (MYO 2020) 1092 1112 1132 1152 1172 1192 Station (ft) Thalweg Elevation Water Surface Elevation -Left Bank Elevation -Right Bank Elevation '1 '� '� 'N Horne Creek Tributaries Mitigation Project Water Surface Elevation Survey Error Approx. Longitudinal Profile- IRSSta. 26+30 - 26+40 As -Built (MYO 2020) 960 V V V V 950 k,, Water Surface Elevation Survey Error Approx. 940 Sta. 40+50 - 40+70 c Elevation c 930ror Lateface Approx. 0 - 27+60 w W 920 910 Water Surface Elevation Water Surface Elevation Survey Error Approx. Survey Error Approx. Sta. 37+80 - 38+40 Sta. 30+60 - 30+90 900 ; 2519 3019 3519 Station (ft) Water Surface Elevation Survey Error Approx. Sta. 43+35 - 43+40 4019 Water Surface Elevation Survey Error Approx. Sta. 47+20 - 47+60 Water Surface Elevation Survey Error Approx. Sta. 45+65 - 45+70 4519 Thalweg Elevation Water Surface Elevation -Left Bank Elevation -Right Bank Elevation Table 6a. Baseline Stream Data Summary Horne Creek Tributaries Mitigation Project Parameter Design Baseline Reach ID: R1 Dimension (Riffle) Min Max Min Max Bankfull Width (ft) - 7.0 6.2 7.6 Floodprone Width (ft) 28.0 65.0 23.9 34.5 Bankfull Mean Depth (ft) - 0.4 0.4 0.5 Bankfull Max Depth (ft - 0.6 0.7 1.0 Bankfull Cross Sectional Area (ft) - 2.9 2.6 3.9 Width/Depth Ratio - 17.0 14.7 14.8 Entrenchment Ratio 4.0 9.3 3.9 4.5 Bank Height Ratio - 1.0 1.0 1.0 Profile Riffle Length (ft) 10.0 20.0 10.7 26.1 Riffle Slope (ft/ft) 0.038 0.062 0.040 0.058 Pool Length (ft) 5.0 20.0 6.8 19.8 Pool Max Depth (ft) 0.8 1.4 0.9 1.9 Pool Spacing (ft)l 10.5 1 35.0 1 10.8 1 35.5 Pattern Channel Beltwidth (ft) 24.5 56.0 12.4 24.3 Radius of Curvature (ft) 14.0 21.0 12.6 20.3 Rc:Bankfull Width (ft/ft) 2.0 3.0 2.0 2.7 Meander Wavelength (ft) 49.0 84.0 49.2 57.2 Meander Width Ratiol Transport Parameters 3.5 1 8.0 1 1.7 1 7.9 Boundary Shear Stress Ib/ft2) 0.79 0.84 Max part size (mm) mobilized at bankfull 127.00 135.00 Stream Power (W/m2) 47.60 56.93 Additional Reach Parameters Rosgen Classification B4 B4 Bankfull Velocity (fps) 4.2 4.6 Bankfull Discharge (cfs) 12.0 12.0 Sinuosity 1.07 1.12 Water Surface Slope (Channel) (ft/ft)l 0.037 1 0.037 Bankfull Slope (ft/ft)l 0.037 1 0.038 Parameter Design Baseline Reach ID: R2 Dimension (Riffle) Min Max Min Max Bankfull Width (ft) - 6.0 Floodprone Width (ft) 15.0 19.0 - Bankfull Mean Depth (ft) - 0.5 - Bankfull Max Depth (ft) - 0.6 - Bankfull Cross Sectional Area (ft) - 2.8 - Width/Depth Ratio - 13.1 - Entrenchment Ratio 2.5 3.2 - Bank Height Ratio - 1.0 - - Profile Riffle Length (ft) 5.0 15.0 5.6 13.1 Riffle Slope (ft/ft) 0.033 0.054 0.047 0.073 Pool Length (ft) 5.0 15.0 8.6 15.3 Pool Max Depth (ft) 0.9 1.6 1.4 2.7 Pool Spacing (ft)l 9.0 1 30.0 11.0 27.1 Pattern Channel Beltwidth (ft) - - - - Radius of Curvature (ft) - - - - Rc:Bankfull Width (ft/ft) - - - - Meander Wavelength (ft) - - - - Meander Width Ratio - - I - I - 6M= Transport Parameters Boundary Shear Stress Ib/ft2) 0.75 Max part size (mm) mobilized at bankfull 123.00 Stream Power (W/m2) 43.31 - Additional Reach Parameters Rosgen Classification B4 B4 Bankfull Velocity (fps) 4.4 4.4 Bankfull Discharge (cfs) 12.0 12.0 Sinuosity 1.08 1.11 Water Surface Slope (Channel) (ft/ft) 0.030 0.042 Bankfull Slope (ft/ft) 0.030 0.046 Parameter Design Baseline Reach ID: R4 Dimension (Riffle) Min Max Min Max Bankfull Width (ft) - 9.0 7.9 9.6 Floodprone Width (ft) 38.0 79.0 59.0 70.0 Bankfull Mean Depth (ft) - 0.6 0.5 0.5 Bankfull Max Depth (ft - 0.8 0.7 0.8 Bankfull Cross Sectional Area ft2 - 5.2 3.7 5.1 Width/Depth Ratio - 15.6 17.2 18.2 Entrenchment Rati 4.2 8.8 4.2 5.0 Bank Height Rati -1 1.0 1.0 1.0 Profile Riffle Length (ft 10.0 30.0 11.5 33.2 Riffle Slope (ft/ft 0.032 0.052 0.027 0.063 Pool Length (ft 10.0 30.0 8.5 25.3 Pool Max Depth (ft 1.2 2.0 1.4 2.6 Pool Spacing (ft 13.5 45.0 20.6 57.9 Pattern Channel Beltwidth (ft 31.5 72.0 31.7 48.2 Radius of Curvature (ft 18.0 27.0 13.4 24.3 Rc:Bankfull Width (ft/ft) 2.0 3.0 1.7 2.5 Meander Wavelength (ft 63.0 108.0 71.9 111.1 6mm Meander Width Rati 3.5 8.0 9.1 11.6 Transport Parameters Boundary Shear Stress (lb/ft2 0.93 0.75 Max part size (mm) mobilized at bankful 144.00 123.00 Stream Power W/m2 57.07 46.87 Additional Reach Parameters Rosgen Classification B4/C4b B4/C4b Bankfull Velocity (fps) 4.2 4.3 Bankfull Discharge (cfs) 22.00 22.0 Sinuosity 1.31 1.32 Water Surface Slope (Channel) (ft/ft) 0.029 0.025 Bankfull Slope (ft/ftj 0.029 1 0.025 Parameter Design Baseline Reach ID: R5 Dimension (Riffle) Min Max Min Max Bankfull Width (ft) - 10.0 10.0 13.3 Floodprone Width (ft) 54.0 134.0 95.0 140.0 Bankfull Mean Depth (ft) - 0.7 0.5 0.8 Bankfull Max Depth (ft - 0.9 0.7 1.2 Bankfull Cross Sectional Area ft2 - 7.2 4.5 8.4 Width/Depth Ratio - 13.9 14.5 27.7 Entrenchment Rati 5.4 13.4 3.4 4.0 Bank Height Rati - 1 1.0 1.0 1 1.0 Profile Riffle Length (ft 15.0 30.0 14.8 39.0 Riffle Slope (ft/ft 0.030 0.040 0.015 0.043 Pool Length (ft 15.0 35.0 16.1 41.9 Pool Max Depth (ft 1.4 2.5 2.0 3.1 Pool Spacing (ft 15.0 70.0 37.8 59.7 Pattern Channel Beltwidth (ft) 35.0 80.0 41.6 56.8 Radius of Curvature (ft) 20.0 30.0 19.3 29.9 Rc:Bankfull Width (ft/ft) 2.0 3.0 1.9 2.2 Meander Wavelength (ft) 70.0 120.0 81.8 107.6 6mm Meander Width Ratio 3.5 8.0 7.6 10.5 Transport Parameters Boundary Shear Stress (lb/ft2) 0.79 0.75 Max part size (mm) mobilized at bankful 128.00 123.00 1 Stream Power W/m2)' 43.10 42.77 Additional Reach Parameters Rosgen Classification C4 C4 Bankfull Velocity (fps) 3.8 3.9 Bankfull Discharge (cfs) 27.0 27.0 Sinuosity 1.21 1.23 Water Surface Slope (Channel) (ft/ft) 0.020 0.020 Bankfull Slope (ft/ft) 0.020 0.020 Table 6b. Monitoring Data - Dimensional Morphology Summary (Dimensional Parameters - Cross Sections) Horne Creek Tributaries #100026 Cross Section 1 (Pool) Cross Section 2 (Riffle) Cross Section 3 (Pool) Cross Section 4 (Riffle) Parameters Base MY1 MY2 MY3 MY4 MY5 MY, Base MY1 MY2 MY3 MY4 MY5 MY+ Base MY1 MY2 MY3 MY4 MY5 MY+ Base MY1 MY2 MY3 MY4 MY5 MY+ Bankfull Width (ft) 8.9 7.6 7.9 6.2 Floodprone Width (ft) 36.7 34.5 33.3 23.9 Bankfull Mean Depth (ft) 1.2 0.5 1.2 0.4 Bankfull Max Depth (ft) 2.1 1.0 1.9 0.7 Bankfull Cross Sectional Area(ft') 11.1 3.9 9.6 2.6 Bankfull Width/Depth Ratio 7.1 14.8 6.4 14.7 Bankfull Entrenchment Ratiol 4.1 1 1 i i 4.5 4.2 1 3.9 Bankfull Bank Height Ratio 1.0 1.0 1.0 1.0 d50 (mm) N/a N/a N/a N/a Cross Section 5 (Riffle) Cross Section 6 (Pool) Cross Section 7 (Pool) Cross Section 8 (Riffle) Base MY1 MY2 MY3 MY4 MY5 MY+ Base MY1 MY2 MY3 MY4 MY5 MY+ Base MY1 MY2 MY3 MY4 MY5 MY+ Base MY1 MY2 MY3 MY4 MY5 MY+ Bankfull Width (ft) 7.9 9.6 9.4 9.6 Floodprone Width (ft) 40.0 40.0 40.0 40.0 Bankfull Mean Depth (ft) 0.5 1.2 1.3 0.5 Bankfull Max Depth (ft) 0.7 2.2 2.7 0.8 Bankfull Cross Sectional Area (ftZ 3.7 11.6 12.4 5.1 Bankfull Width/Depth Ratio 17.2 7.9 7.1 18.2 Bankfull Entrenchment Ratio 5.0 4.2 4.3 4.2 Bankfull Bank Height Ratio 1.0 1.0 1.0 1.0 d50 (mm) N/a N/a N/a N/a Cross Section 9 (Pool) Cross Section 10 (Riffle) Cross Section 11 (Pool) Cross Section 12 (Riffle) Parameters Base MY1 MY2 MY3 MY4 MY5 MY+ Base MY1 MY2 MY3 MY4 MY5 MY+ Base MY1 MY2 MY3 MY4 MY5 MY+ Base MY1 MY2 MY3 MY4 MY5 MY+ Bankfull Width (ft) 12.9 10.0 17.0 11.2 Floodprone Width (ft) 40.0 40.0 40.0 38.5 Bankfull Mean Depth (ft) 1.3 0.7 1.4 0.5 Bankfull Max Depth (ft) 2.5 1.0 2.7 0.7 Bankfull Cross Sectional Area(ft) 16.8 6.9 23.6 4.5 Bankfull Width/Depth Ratio 9.8 14.5 12.2 27.7 Bankfull Entrenchment Ratiol 3.1 1 1 i i i 4.0 2.4 3.4 Bankfull Bank Height Ratio 1.0 1.0 1.0 1.0 d50 (mm) N/a N/a N/a N/a Cross Section 13 (Pool) Cross Section 14 (Riffle) Cross Section 15 (Riffle) Cross Section 16 (Pool) Base MY1 MY2 MY3 MY4 MY5 MY+ Base MY1 MY2 MY3 MY4 MY5 MY+ Base MY1 MY2 MY3 MY4 MY5 MY+ Base MY1 MY2 MY3 MY4 MY5 MY+ Bankfull Width (ft) 13.0 10.2 13.3 16.6 Floodprone Width (ft) 40.0 40.0 40.0 40.0 Bankfull Mean Depth (ft) 1.5 0.8 0.6 1.6 Bankfull Max Depth (ft) 2.4 1.2 0.9 2.9 K- Bankfull Cross Sectional Area ftZ 19.9 8.4 7.7 27.1 Bankfull Width/Depth Ratio 8.5 2.4 22.9 10.2 Bankfull Entrenchment Ratio 3.1 1 1 1 1 1 1 3.9 1 1 1 1 1 1 1 3.0 2.4 1 Bankfull Bank Height Ratiol 1.0 1 1 1 1 1 1 1 1.0 1 1 1 1 1 1 1 1.0 1 1 1 1 1.0 d50 (mm) N/a I I I I I I I N/a I I I I I I I N/a I I I I N/a Table 6c. Monitoring Data - Stream Reach Summary Horne Creek Tributaries Mitigation Project Parameter Baseline MY1 MY2 MY3 MY4 MY5+ eac l7lin l7lax in l7lax in l7lax in ax in ax in ax Profile Riffle Length ft Riffle Slope ft/ft Pool Lengthq(f Pool Max depth Pool S acin Pattern and Profile data will not typically be collected unless visual data, dimensional data or profile data indicate significant deviations from baseline conditions Pattern Channel Beltwidth ft Radius of Curvature ft Rc:Bankfull width ft/ft Meander Wavelength ft Meander Width Ratio 1.1 Additional Reach Parameters Ros en ClassifgMetric B4 Sinuo Water Surface Sloe Channe 0.0368 BF slope Ri% / Ru% / P% / G SC% / Sa% / G% / C% / B% El d16/d35/d50/d84 2% of Reach with Eroding Channel Stabilityor Habitat Biological or Othe Parameter Baseline MY1 MY2 MY3 MY4 MY5+ eac Min I Max Min Max Min Max Min Max Min Max Min 7ax Profile Riffle Length ft . Riffle Slope ft/ft . Pool Length ft Pool Max depth ft Pool Spacing ft EEII Profile data will not ollected unless visual ional data or profile rdataindicatesi nifcant deviations Pattern Channel Beltwidth ft - - Radius of Curvature ft- - Rc:Bankfull width ft/ft- - Meander Wavelength ft - - Meander Width Ratio - - Additional Reach Parameters Ros en Classification B4 Sinuosit ft 171 Water Surface Sloe Channel ft/ft 0.0423 BF slope ft/ft Ri% / Ru% / P% / G% / SO SC% / Sa% / G% / C% / B% / Be°/ d16/d35/d50/d84/d95 2% of Reach with Eroding Bank Channel Stability or Habitat Metric Biological or Othe Parameter Baseline MY1 MY2 MY3 MY4 MY5+ eac Min Iviax in ax 17lin iviax 17lin iviax in ax in ax Profile Riffle Length ft Riffle Slope ft/ft Pool Length ft Pool Max depth ft Pool S acin ftPattern and Profile data will not Pattern typically be collected unless visual Channel Beltwidth ftdata, dimensional data or profile Radius of Curvature ft Rc:Bankfull width fit/fit Meander Wavelength ft Meander Width Ratio Additional Reach Parameters Ros en Classification Sinuosity ft Water Surface Sloe Channel ft/ft BF slope ft/ft Ri% / Ru% / P% / G% / S% SC%/Sa%/G%IC%/B%/Be% d16/d35Id50/d84/d95 2% of Reach with Eroding Banks Channel Stability or Habitat Metric Biological or Other Parameter Baseline MY1 MY2 MY3 MY4 myb+ eac Min Max Min Max Min Max Min Max Min Max Min Max Profile Riffle Length ft Riffle Slope ft/ft Pool Length ft Pool Max depth ft Pool S acin ft Pattern and Profile data will not typically be collected unless visual data, dimensional data or profile data indicate si nificant deviations Pattern Channel Beltwidth ft Radius of Curvature ft Rc:Bankfull width ft/ft Meander Wavelength ft Meander Width Ratio Additional Reach Parameters Ros en Classification C4 Sinuosit ft Water Surface Sloe Channel ft/ft BF slope(ft/ft) 0.01984 Ri% / Ru% / P% / G% / S% SC%/Sa%/G%/C%/B%/Be% d16/d35/d50/d84/d95 2% of Reach with Eroding Banks Channel Stability or Habitat Metric Biological or Othe Appendix E: As -Built Survey/Record Drawings D,,,Sign Envelope ID'. D7BBB737{132-407D-9941-28AF7F09EE24 DEPARTMENT OF ENVIRONMENTAL QUALITY - DIVISION OF MITIGATION SERVICES HORNE CREEK TRIBUTARIES MITIGATION PROJECT CERTIFICATE OF AS -BUILT SURVEY AND ACCURACY GROUNDSURVEYWAS PERFORMEDATTHE9 CONFIDENCE LEVELTO MEET FEDERAL GEOGRAPHIC DATA COMMITTEE STANDARDS; THAT THIS SURVEY WAS PERFORMED TO MEET THE REQUIREMENTS FOR A TOPOGRAPHI CJPIAN IM URIC SURVEY TO THE ACCURACY OF CLASS "A" AND VERTICAL ACCURACY WHEN APPUCABLE TO THE CLASS "A" STANDARD, AND THAT THE ORIGINAL DATA WAS OBTAINED BEFORE 6/27/2020; THAT THE SURVEY WAS COM PITTED BEFORE 6/27/2020; THAT CONTOURS SHOWN AS [BROKEN UNES] MAY NOT MEET THE STALED STANDARD; AND ALL COORDINATES ARE BASED ON'NAD 83/2011 AND ELEVATIONS ARE BASED ON NAVD88/GEOID 12A. (1) CLASS OF SURVEY:A (2) POSITIONALACCURACY: 0.07' (3) TYPE OF GPS FIELD PROCEDURE: RTK/VRS (4) DATESOFSURVEY: 6/27/2020 ('I DATUM/EPOCH: NAD83/20II (6) GEOID: I2A (7) COMBINED GRID FACTOR: 0.99999453 (8) UNITS: USSURVEY FEET (9) CORSSTATION: NCNW NCST DOM ITY ORIGINAL SIGNATURE, REGISTRATION NUMBER, AND SEAL THIS THE �`"' DAYOF OFFICIAL SEAL 1I IIIIINCPI III iiri2i(7T, .L.LSi�G2 SURRY COUNTY, NORTH CAROLINA NCDEQ - DMS PROJECT ID # 100026 NCDEQ - DMS CONTRACT #7181 UNDER RFP 16-006993 YADKIN RIVER BASIN (CU 03040101) USACE ACTION ID # SAW-2017-01510 TYPE OF WORK: STREAM MITIGATION - i .I O �� gFT�IN T`TIN CTRI IT`TIT1N R't SHEET INDEX 1 COVER SHEET 2 LEGEND 3-10 PLAN AND PROFILE 11-12 MONITORING PLAN VICINITY MAP N.T.S. ELLS HARO'R°gp \/ �5 N CAUDLE ROAD PROJECT °'o �3e LOCATION S� I (t l` R°PO I AS -BUILT F_ 6 WATER & LAND )SOLUTIONS 7721 Six Fork Rd., Suite 130 Raleigh, NC 27614 (919)614-5111 waterlandsolutions.com PROJECT ENGINEER C 8/3/2020 l • • SEAL ' DocuSigned by: � q' ' �.a-.�. orgnOa.G ': BA3E3C1BF67B48F... T ENGINEERING SERVICES BY WLS ENGINEERING, PLLC FIRM LICENSE NO. P-1480 REVISIONS A DRAFT MIT PLAN 12-13-18 B DRAFT FINAL MIT PLAN 5-8-19 C FINAL MIT PLAN 7-26-19 D IFC PLANS 2-2-20 E AS -BUILT PLANSjFOR REVIEW ONLY) 7-2-20 F FINAL AS -BUILT PLAN 8-3-20 PROJECT NAME HORNE CREEK TRIBUTARIES MITIGATION PROJECT SURRY COUNTY, NC DRAWING INFORMATION PROJECT NO.: 100026 FILENAME :ASB_01_HORNE CREEK_COVER.DWG DESIGNED BY: CAT DRAWN BY: APL DATE: 8-3-20 HORIZ. SCALE: 1"= 500' VERT.SCALE: N/A 4 250 125 0 250 500 GRAPHIC SCALE SHEET NAME COVER SHEET SHEET NUMBER 1 D—Sign Envelope ID'. D7BBB737{132-401D-9941-28AF7F09EE24 LEGEND WATER & LAND 6) - ROOTWAD SOLUTIONS LOG VANE 0 LOG WEIR 7721 Six Fork Rd., Suite 130 LOG STEP -POOL Raleigh, NC 27614 (919) 614-51 1 1 waterlandsolutions.com It STONE AND LOG STEP -POOL CONSTRUCTED STONE RIFFLE PROJECT ENGINEER ��,,\O GSSI A,*%�,,� 8/3/2020 CONSTRUCTED LOG RIFFLE SEAL = � DocuSigned by: � � AA'' I � BA3E3_C1BF67_B48F... GRADE CONTROL LOG J-HOOK VANE _ 0 ..- ��, ;; ;'",��,, BOULDER STEP POOL ENGINEERING WLS ENGIN ERENG PELLCY FIRM LICENSE NO. P-1480 GEO LIFT W/ TOEWOOD REVISIONS A DRAFT MIT PLAN 12-13-18 B DRAFT FINAL MIT PLAN 5-8-19 PROPOSED OUTLET CHANNEL C FINAL MIT PLAN 7-26-19 D IFC PLANS 2-2-20 E AS -BUILT PLANSjFOR REVIEW ONLY) 7-2-20 OHE EXISTING OVERHEAD ELECTRIC F FINAL AS -BUILT PLAN 8-3-20 NO. DATE TEMPORARY STREAM CROSSING PROJECT NAME HORNE CREEK PERMANENT STREAM CROSSING CE CE PROPOSED CONSERVATION EASEMENT BOUNDARY TRIBUTARIES --------- 100--------- EXISTING MAJOR CONTOUR MITIGATION EXISTING MINOR CONTOUR PROJECT 100 PROPOSED MAJOR CONTOUR 101 PROPOSED MINOR CONTOUR SURRY COUNTY, NC LID LID LIMITS OF DISTURBANCE DRAWING INFORMATION PROJECT NO.: 100026 C/F C/F CUT/FILL LIMITS FILENAME:ASB 02 HORNE CREEK_SYMBOLS.DWG —WLB WLB — EXISTING WETLAND BOUNDARY DESIGNED BY: CAT EXISTING WOODLINE DRAWN BY: CAT/APL DATE: 8-3-20 PROPOSED TOP OF STREAM BANK HORIZ. SCALE: N/A EXISTING PROPERTY BOUNDARY VERT.SCALE: N/A EXISTING FENCE 15+00 PROPOSED CENTERLINE (THALWEG) x x PROPOSED FIELD FENCE TP TP n PROPOSED TREE PROTECTION FENCE EXISTING TREE PROPOSED WATER QUALITY TREATMENT FEATURE SHEET NAME PROPOSED FLOODPLAIN POOL CHANNELBLOCK CHANNEL FILL LEGEND PROPOSED GATE EXISTING STRUCTURE EXISTING WETLAND AREA SHEEP NUMBER EAS-BUILTA 2 D—Sign Envelope ID'. 3F2147BC-6C06-48C3-A9FB`6D3ABA095CF WATER & LAND _� K�FRRD SOLUTIONS \ 1rW✓�i/ RIP -RAP INSTAL LED PER DIRECTION OFTHE ENGINEERHNP-) 7721 Six Fork Rd., Suite 130 _ Raleigh, NC 27614 (919)614-5111 waterlandsolutions.com T— — — "� ' N/F PROJECT ENGINEER BROWNOUNTY, FARMS OLLC OBURRV 900PG 448 PN 5952-0IF56-]091 , C O ^� \H, ii R // / \_ • ' ME�URE�• ,� •oFES S l 0 ;9 / / J1' �� -- o��' i _ - AS -BUILT _ _ _ _ i THE^' ___—____— _ _ _ mPY______________. -- _`—�- COIR MATTING INSTALLED HE PER OIENGINOEER(IYP) ♦ �. 8/3/2020 ' = • �•• - SEAL • � _-- --- --------------- / �� ♦ `) �r'- _ DocuSigned by: qq� (�..1..t.a � III ` \ . � II _- EGIN CBALSTRU CTION 1 'ui \ _ �` \�— _-�-_---_ —-_�```-` - ` - ♦ \ ilj ' i I BA3E3C16F67648F._ STA7-IOON 10NiR `� ------------ —_ — — — — — — —__—_ — — — / ------ __ _— .�_ — _ RIFFLE REPUCC7='b lMrH__ - —��_ ONE RIFFLE PEfL__ \ \ `���r —,_- — _ Yam; DIRECTION OF THE ENGINEER RYP , �,--_ _,/ _ _—_ `�� �� -- '</ ) �� ♦-----_ \\Y' ENGINEERING SERVICES BY ENGINEERING, LLC 148 FIRM LICENSE NO. P-1480 FIR REVISIONS CA /i� 0� A, � `� `� ♦ `' A DRAFT MIT PLAN 12-13-18 B DRAFT FINAL MIT PLAN 5-8-19 F' �� s slO,, C FINAL MIT PLAN 7-26-19 '�� ,\,,,'����v��vv �` ````` y \ ��` D IFC PLANS 2-2-20 E AS -BUILT PLANS(FOR REVIEW ONLY) 7-2-20 - SEAL `\ F FINAL AS -BUILT PLAN 8-3-20 _ 0 0 _- ��u�1 \,` NO. DATE (Qn,yb �6%LO5 PROJECT NAME StT0 HORNE CREEK TRIBUTARIES MITIGATION 9] 70 PROJECT SURRY COUNTY, NC DRAWING INFORMATION PROJECT NO.: 100026 FILENAME :ASB 03-10 HORNE CREEK PP SHEETS.DNIG DESIGNED BY: CAT ss o DRAWN BY: CAT/APL DATE: 8-3-20 HORIZ. SCALE : 1"= 60. VERT. SCALE : 1"= 12' 95 �_ 50 ` 30 15 0 30 60 AS- ILT NKF LL o GRAPHIC SCALE S-B ILT TIF ALM 3/ SHEET NAME r 93 D PLAN AND PROFILE sz o 10.00 11.00 12.00 13LO 14.00 15.00 1610 17+00 17+so SHEET NUMBER AS -BUILT 3 D,,,Sign Envelope ID'. D7BBB737{132-407D-9941-28AF7F09EE24 KIGER RD. (SR-2071) 30' R.O.W. -----___—" _-- _ _-- __-- _________ — — — ��3 — — — — _ — — — _ _ —/ CONSTRUCTION RI 2a.pp _ STATION 23+ STATION 58 —" ASBUILT THALWEGTYP \\ _ —-----A9�\�`\ ` __ ___ _____ l __- e N/F BROWN FARMS OF SURRY COUNTY, LLC- DB No PG 448 PN 5952-00-50-7091 1 vvvIIIIII nr/iii 0-�ESaO�f% SEAL SUP, C ��/,IIIIIIIvvvv��'' WATER & LAND SOLUTIONS 7721 Six Fork Rd., Suite 130 Raleigh, NC 27614 (919)614-5111 waterlandsolutions.com PROJECT ENGINEER 8/3/2020 .S/ 16 SEAL l DocuSigned by: W. BA3E3C1BF67B48F... ��4##,, PHE R v',,,,,�� ENGINEERING SERVICES BY WLS ENGINEERING, PLLC FIRM LICENSE NO. P-1480 REVISIONS A DRAFT MIT PLAN 12-13-18 B DRAFT FINAL MIT PLAN 5-8-19 C FINAL MIT PLAN 7-26-19 D IFC PLANS 2-2-20 E AS -BUILT PLANS(FOR REVIEW ONLY) 7-2-20 F FINAL AS -BUILT PLAN 8-3-20 PROJECT NAME HORNE CREEK TRIBUTARIES MITIGATION PROJECT SURRY COUNTY, NC DRAWING INFORMATION PROJECT NO.: 100026 FILENAME :ASB 03-10 HORNE CREEK RE SHEETS.DNIG DESIGNED BY: CAT DRAWN BY: CAT/APL DATE : 8-3-20 HORIZ. SCALE: 1"= 60' VERT. SCALE : 1"= 12' 30 15 0 30 60 GRAPHIC SCALE SHEET NAME PLAN AND PROFILE SHEET NUMBER 4 AS -BUILT D,,,Sig, Envelope ID'. 3F2147BC-6C06-48C3-A9FBF6D3ABA095CF BEGIN STATION gµgRUCTION R2 IF ' I ♦/ �� NELSON BNKIRBV, JR_ 8 /" / I I I I I l y %/ — / / i�� WIFE NANCV C_ KIRBV / / ,/ I I ♦ I / / "` ' ' / OB 458 PG ' 'e / 1'�/ l 1 I I I♦l c/l� \ M'.+ /iR'e'7// PN 2365952TGL77A215 / ss��+,1 4 i ` / l ♦, / / SSBUI/ -EG �/' ENO CONSTRUCTION R2 �' ,may _ i ':/-.' •: `\`"/%j //� i"/�J I , l// ,I {e A /''//�// BEGIN CONSTRUCTION R4 STATION 13+13 ti•�' - _ — �� I/ / /j LOG RIFFLE REP LRC I`Il IMFIT ENO CONSTRUCTION STATION12,55 se \ �� / ROCK RIFFLE PE �a� \ $ // / / DIRECTION lW THE i/ // 'l/'/ moo 1 v ---- �� '- --' ////,// �_ -�__ _ _ ; _,- ,-- ♦ LOG WEIR INSTALLED PER��pJ DIRECTION OF THE YC B PROPOSED FIELD FLWCE �`rv\EER (FVP)��iy\ �' ♦Z \ ao I 1 i1EE TO EXISTING FENCE �._ _ _ ♦m BEGIN CONSTRUCTION R3 I �� ^� � / \ ��}�� � ♦♦S \ STATION 10,51 , — .fl �—' .�Fm NIAM F WIFELDEBRAP FUL �\ WIFE DEBRAP LP .552, PGT52a a\ ' PN 595 `-0IF]]d68� CIA 0 ss SEAL _ SUR '` c ' �� AG-eILTTAL G 9] d-- ��- ,o.0o 11.00 12H10 12+5 WATER & LAND SOLUTIONS 7721 Si. Fork Rd., Suite 130 Raleigh, NC27614 (919)614-5111 waterlandsolutions.com PROJECT ENGINEER �O ��': SEAL - DocuSigned by: 1 ��� IBF67B48F low •,� 7 �pN \,,, ,i, ' I E R �,,, ENGINEERING SERVICES BY WLS ENGINEERING, PLLC FIRM LICENSE NO. P-1480 REVISIONS A DRAFT MIT PLAN 12-13-18 B DRAFT FINAL MIT PLAN 5-8-19 C FINAL MIT PLAN 7-26-19 D IFC PLANS 2-2-20 E AS -BUILT PLANS(FOR REVIEW ONLY) 7-2-20 F FINAL AS -BUILT PLAN 8-&20 NO. DATE PROJECT NAME HORNE CREEK TRIBUTARIES MITIGATION PROJECT I— Ulu SURRY COUNTY, NC DRAWING INFORMATION PROJECT NO.: 100026 FILENAME:ASB 03-10 HORNECREEK PP SHEETS.OVIG DESIGNED BY: CAT ,o ,000 DRAWN BY: CAT/APL DATE : 8-3-20 HORIZ. SCALE : 1"- 60' VERT. SCALE : 1"= 12' 99 ` 0 t 30 15 0 30 60 98 0 GRAPHIC SCALE ASEUILTIANWJLL SHEET NAME A;BUiirTHA WEG 91 70 PLAN AND PROFILE ° 9+45 10i00 11'To 12a00 13H10 1440 15H10 10N10 SHEET NUMBER REACH R28R4 PROFILE FAS-BUILT 5 DocuSign Envelope ID'. D7BBB737{132401D-9941-28AF7F09EE24 N/F WILLIAM F_ FU LP 8 WIFE DEBRA P_TO LP DB 521 PG 1524 PN 5952TOL774688 Y2IEELEB.EPLACED IMTH � \ ��� � STONE RIFF% PER THE DIRECTIOOFTHE ENGINEER(TYP_) - N/F MARY ELLEN BROWN SMITH PORTION OF DB 370 PG 8W PN 5952TOLH 2795 /" e� I •A /F a • i SA BUILT THALWEG / —__ \al (TYP LOG RD& STEP POOL / REPLA ED MIT STONE _ / RIFFLEppP R THEDIRECTION OF TH E GINEER(IYP_) m \ SEAL L—D-008 -, OPHE e/�IIIIII IIIl1l \\\\ 7 ��y`I j\\/ BEGIN CONSTRUCTION R4A STATION 10+99 BROWN FARMS OF BURRY R 6 / COUNTY, LLC_ BB NO PG 448 PN 5952TOL56-7091 \ eA •� m BEGIN CONSTRUCTION 1413 10+T2�� ISTATION i • N/F MARY E SMITH BB 527 PG 589, AND DB 528 PG 491 PN 59 TOL76-5174 \ 1 J END CONSTRUCTION 14A ENO CONSTRUCTION R4 STATION 12+55 BEGIN CONSTRUCTION RS \ � STATION 25+19 "\ ENO CONSTRUCTION R413 STATION 1z+24 4i 1•• LOG WEIR �r � —' S �Y'I REMOVEOPER / — Krrvy p DIRECTION OFTHE A H'(g ENGINEER(IVP) I ss 0 W o OP E EV_ 54.30 INSTNIFILA FF-4VHD11 E INVI =9 W' INV I UT- 57_65 97 — — — 0 A UILTBANK ULL J 0 A BUILTTHAL G % 0 94 5 17 00 18i00 19i00 20+W 21+W 22+Op 23+Op 24+N I� WATER & LAND SOLUTIONS 7721 Six Fork Rd., Suite 130 Raleigh, NC 27614 (919)614-5111 waterlandsolutions.com PROJECT ENGINEER � CAR 'K _ ����L��i .4�1' 8/3/2020 !/ ••. it SEAL - DocuSig Red by: _ BA3E3C1BF67B48F... _ ENGINEERING SERVICES BY WLS ENGINEERING, PLLC FIRM LICENSE NO. P-1480 REVISIONS A DRAFT MIT PLAN 12-13-18 B DRAFT FINAL MIT PLAN 5-8-19 C FINAL MIT PLAN 7-26-19 D IFC PLANS 2-2-20 E AS -BUILT PLANS(FOR REVIEW ONLY) 7-2-20 F FINAL AS -BUILT PLAN 8-3-20 NO. DATE PROJECT NAME HORNE CREEK TRIBUTARIES MITIGATION PROJECT SURRY COUNTY, NC DRAWING INFORMATION PROJECT NO.: 100026 FILENAME:ASB 03-10 HORNECREEK PP SHEETS.ONIG DESIGNED BY: CAT DRAWN BY: CAT/APL DATE: 8-3-20 HORIZ. SCALE: 1" 60' VERT. SCALE : 1"= 12' 30 15 0 30 60 GRAPHIC SCALE SHEET NAME PLAN AND PROFILE SHEET NUMBER 6 AS -BUILT D,,,Sign Envelope ID'. D7BBB737{132-401D-9941-28AF7F09EE24 01 \ `5 1 i BEGIN CONSTRUCTION 14A STATION 10+gg � _ �\ � ♦ / / /� j I END CONSTRUCTION 14A I STATION 12+55 3 I � ILOG WEIR ♦ 1� !� REMOVEDPER ♦ G DIRECTER(T P)HE ENGINEER(TYP.) 19BEGIN CONSTRUCTION m STATION 10,7212 ♦ N/F MARY E SMITH DB 52] PG 589, AND DB 528 PG 491 END CONSTRUCTION R4 ON 5952TIF76-5174 BEGIN CONSTRUCTION R5 STATION 25+19 END CONSTRUCTION 1413 _ STATION 12+24 /R= ---_---_--------- - - -- - ,--------- _-_--- \I LOG ROCK STEP POOL--_-- wwz vm�ae� = _ _ / •� • REPLACED MIT ONE-- m AS -BUILT _ RIFFLE PER THE DIRECTION (�---------- .J THALWEG �.� OFTHEENGINEER (TYP I cryp _A • i LOG RIFFLE REPLACED IMTH ERFFLE AND WEIR PER STONE RITHE DIRECTION OFTHE ENGINEER 9] 96960 sa 9] 70 9]4171 96 50 95 A BUIL r DAN KFUL A -BUILTTH LWEG o sa U S-BU LT NKFU IF BUILTTHAAUG R CH 4AP OFIL - REACH R4B PROFILE N/Fcr BROWN FARMS OF SURRY COUNTY, DB 9W0 PG 448 ON 5952TIF% 7W 1 •4 \wI Mh • • _�- _,"­ ,. ROOT WADS REPLACED - WTH GEOLIFT WITH TO MOD PERTHE DIRECTION OF THE ENGINEERHYP) WATER & LAND SOLUTIONS 7721 Six Fork Rd., Suite 130 Raleigh, NC 27614 (919)614-5111 waterlandsolutions.com PROJECT ENGINEER CAR 0�. .•..L��i ��� �.�oFESSIQ�• •• 9 ���' 8/3/2020 SEAL l•' � � DocuSigned by: ' � I � BA3E3C16F67648F .. PHER ENGINEERING SERVICES BY WLS ENGINEERING, PLLC FIRM LICENSE NO. P-1480 REVISIONS A DRAFT MIT PLAN 12-13-18 B DRAFT FINAL MIT PLAN 5-8-19 C FINAL MIT PLAN 7-26-19 D IFC PLANS 2-2-20 E AS -BUILT PLANS(FOR REVIEW ONLY) 7-2-20 F FINAL AS -BUILT PLAN 8-3-20 NO. DATE PROJECT NAME HORNE CREEK TRIBUTARIES MITIGATION PROJECT SURRY COUNTY, NC DRAWING INFORMATION PROJECT NO.: 100026 FILENAME :ASB 03-10 HORNE CREEK PP SHEETS.DVIG DESIGNED BY: CAT DRAWN BY: CAT/APL DATE: 8-3-20 HORIZ. SCALE: 1"= 60' VERT. SCALE : 1"= 12' 30 15 0 30 60 GRAPHIC SCALE SHEET NAME PLAN AND PROFILE SHEET NUMBER 7 AS -BUILT D,,,Sig, Envelope ID'. D7BBB737-E732-407D-9941-28AF7F09EE24 — --_— � I�NST9L�W2BVF'60'CMP 9919 VOLT 92939-- a ■ j3 N/F ■y MARYE SMITH-- ■n DO 527 PG 589, -- ■� AND DO 528 PG 491 -- m PN "TIF76 5174 10 ■ / / 9SJG HOL STER POffJJL REPWCED ry _ ■ // ( \ d -�� WITH ROCK RIFFII�PEit DIRECTION OF ENGINEER (iYP.) e� THALWEG I ■ ■ ■ ■ ■ ■ ■ ROOT WADS REPLACED ■ VMTH G EO LIET IMTH j TOEWOOD PERTHE ■ ■ ■ DIRECTIONOFTHE ENGINEER(IYP) ■ LOG RIFFLE REPLACED WFTH — A STONE RIFFLE PER n " DIRECTION OF THE i '• NIF BROWN FARMS OF SURRV COUNTY, LLC_ DO No PG 448 PN 11TIT% 7091 i/­5_ I �� I I/ • �- ,,,III I IIAII,,,,, , •-_ � ; ,,, ��IIIIIIIII��� WATER & LAND SOLUTIONS 7721 Six Fork Rd., Suite 130 Raleigh, NC 27614 (919)614-5111 waterlandsolutions.com PROJECT ENGINEER C AR UK 8/3/2020 �.S/•• SEAL DocuSigned by: i \ BA3E3C 1BF67648F... ' ENGINEERING SERVICES BY WLS ENGINEERING, PLLC FIRM LICENSE NO. P-1480 ' REVISIONS A DRAFT MIT PLAN 12-13-18 B DRAFT FINAL MIT PLAN 5-8-19 C FINAL MIT PLAN 7-26-19 D IFC PLANS 2-2-20 E AS -BUILT PLANS(FOR REVIEW ONLY) 7-2-20 F FINAL AS -BUILT PLAN 8-3-20 NO. DATE PROJECT NAME HORNE CREEK TRIBUTARIES MITIGATION PROJECT SURRY COUNTY, NC DRAWING INFORMATION PROJECT NO.: 100026 FILENAME :ASB 03-10 HORNE CREEK PP SHEETS.ONIG DESIGNED BY: CAT DRAWN BY: CAT/APL DATE: 8-3-20 HORIZ. SCALE: 1"= 60' VERT. SCALE : 1"= 12' 30 15 0 30 60 GRAPHIC SCALE SHEET NAME PLAN AND PROFILE SHEEFNUMBER AS -BUILT 8 DocuSign Envelope ID'. D7BBB737-E732-407D-9941-28AF7F09EE24 w• J w• w' I LOG VANE ; N/F j� REMOVED PERTHE DIRECTION OF THE �.� �• MARV E SMnH U: ENGINEER CIYP_) DB 52T PG 889, ---- • eF- AND DB 528 PG 491 � • ' �' I AS -BUILT THALWEG I QYP_) + • / / /4 / /�d/ LOG RIFFLE REPLACED IMTH /' I SFONERNFLEPERTHE NMNEER OYP)OF E CRES 'r esr CHANNEL BLOCK CTYP_J --------� CAR N/F \ .� `� 0� i GED WITH TO EMOD E S Sl V BROWN FARMS OF BURRY ` � r ' COUNTY, LLC_ REPLACED WITH ROOT PN s9s2-0IF56-]091 •� /^/ DB900 PG 448 WADS PER THE DIRECTION OFTHE ENGINEERCFYP_) ; - SEAL - : - 7 p �f SURD�1J OPHO rrrlllllllllrrrrrr' 9s 50 sa 40 93 30 sz o AS 3UILT HAL G 911 910 37.00 38.00 396 40+00 41+Op 42+Op 43+Op 44+00 WATER & LAND SOLUTIONS 7721 Six Fork Rd., Suite 130 Raleigh, NC 27614 (919)614-5111 waterlandsolutions.com PROJECT ENGINEER C AR . �• •'C`ESSI py 9 .� 79O 8/3/2020 !/ ••• it SEAL DocuSigned by: I � BA3E3C 1BF67B48F... ENGINEERING SERVICES BY WLS ENGINEERING, PLLC FIRM LICENSE NO. P-1480 REVISIONS A DRAFT MIT PLAN 12-13-18 B DRAFT FINAL MIT PLAN 5-8-19 C FINAL MIT PLAN 7-26-19 D IFC PLANS 2-2-20 E AS -BUILT PLANS(FOR REVIEW ONLY) 7-2-20 F FINAL AS -BUILT PLAN 8-3-20 NO. DATE PROJECT NAME HORNE CREEK TRIBUTARIES MITIGATION PROJECT SURRY COUNTY, NC DRAWING INFORMATION PROJECT NO.: 100026 FILENAME :ASB 03-10_HORNECREEK_PP_SHEETSAWG DESIGNED BY CAT DRAWN BY: CAT/APL DATE : 8-3-20 HORIZ. SCALE: 1" 60' VERT. SCALE : 1"= 12' 30 60 GRAPHIC SCALE I SHEET NAME PLAN AND PROFILE SHEET NUMBER 9 AS -BUILT D,,,Sign Envelope ID'. D7BBB737{132401D-9941-28AF7F09EE24 ■ / ■ im ■m ■m ■I ■m N/F ■� i MARY E SMITH/ BB 527 Pc sas, AND DB 528 PG 491 a \ \ b \ \ I \\ \ \ \\ N/F \ \ \ \ \ THERE, JAME58 MARTHA \\ \ DAMES \ \ 0B488PG531 .eN 5952-0IF754i182 I Jo-R.O.W. i PN 5952-0 765174 : ��— �� ,�' — -- ■ d�irVAN E REMOVED PERTHE DIRECT IpN OF THE C IL�/ ENDI EER(TYP_) LO G RIFFLE R EPLAC ED WTH STONE RIFFLE PER THE / DIRECTION OF THE 1// ENG10,tR BYP.) I ■ I / ■ L ■ � AS -BUILT THALWEG (TYP J 7 �� ■ ■ NIF BROWN FARMS OF SURRY ■ ■ COUNTY, LLC_ OB No PG 448 GEOLIFT WITH TOEW000 / PN 5952-0IF56-7091 REPLACED WITH ROOT WADS PER THE DIRECTION i OF THE ENGINEER(IYP_) ■ ■ i N/F JANE BBOGER OB 945 PG 88s PN 5952-0 73-3427 RIFFLE REMOVED DUE TO BEDROCK , \ PERTHE DIRECTION OF THE ENGINEER / \ ENO CONSTRUCTION R5 \ STATION 48+12 EXISTING 60"CMP INV_ IN=905 30 \ INV_OUT=0519 N/F \ \ KEVIN E BROWN 8 W1FE \ PATRICIA G_ BROWN \ OB 802 PG 810 \\ \ PN 5952-0 34%9 \ \ \ 30'DUK ENERGY _PROGRESS TRANSMISSIONLINE ENT Be_1WPG_3s&D8z11PG \ � \ s3o \ 14 WATER & LAND SOLUTIONS 7721 Six Fork Rd., Suite 130 Raleigh, NC 27614 (919)614-5111 waterlandsolutions.com PROJECT ENGINEER CAR * • AO 8/3/2020 !/ • ' DocuSigned by: A' �_ BA3E3C 1BF67B48F... / ,,,,,0� �1 1 ,,v ttiv ENGINEERING SERVICES BY WLS ENGINEERING, PLLC FIRM LICENSE NO. P-1480 REVISIONS A DRAFT MIT PLAN 12-13-18 B DRAFT FINAL MIT PLAN 5-8-19 C FINAL MIT PLAN 7-26-19 D IFC PLANS 2-2-20 E AS -BUILT PLANS(FOR REVIEW ONLY) 7-2-20 F FINAL AS -BUILT PLAN 8-3-20 PROJECT NAME HORNE CREEK TRIBUTARIES MITIGATION PROJECT SURRY COUNTY, NC DRAWING INFORMATION PROJECT NO.: 100026 FILENAME :ASB 03-10 HORNE CREEK PP SHEETS.ONIG DESIGNED BY: CAT DRAWN BY: CAT/APL DATE: 8-3-20 HORIZ. SCALE: 1"= 60' VERT. SCALE : 1"= 12' 30 15 0 30 60 GRAPHIC SCALE SHEET NAME PLAN AND PROFILE AS -BUILT SHEET NUMBER 10 D,,,Sign Envelope ID'. D1BBB131{132-401D-9941-28AF1F09EE24 aCf f y� UPJ LLIAMF. FULP 8 W IFE DEBRA P. ° FULP IN: 5952-00-]14638 DB: 521 PQ 1524 BEGIN GONS—ION sTATIaN Bx \ op, NELSON B. KIRBY, JR. B W IFE NANCY C. KIRBY END CON —ON � PIN: 59524MEn 3215 DB: 458PG: 236 I I ,I I ,I I, ,I1 s1ATlaN,z.cs'� `EN 1 WATER & LAND 1� SOLUTIONS \ 7721 Six Fork Rd., Suite 130 I '\ Raleigh, NC 27614 (919)614-5111 --- I -- ------1_� waterlandsolutions.com 1 1 1 PROJECT ENGINEER �#������ 1 ' •8/3/2020 MARY E. SMf1H PIN: 5952-0 -76-51]4 1 1 i Q ` i • SEAL • DB: 318PG: 9M, DB: 527PQ 589, AND DB: 528 PQ 491 1 f----Docusigned by: = REFERENCE: DB: 138PQ 368 1 V—tA=3E3ClBF67B48F ... 1 ,f 11 1►►i'lo 1 1 ENGINEERING SERVICES BY 1 WLS ENGINEERING, PLLC 1 FIRM LICENSE NO. PI480 1 1 REVISIONS A DRAFT MIT PLAN 12-13-18 1 B DRAFT FINAL MIT PLAN 5-8-19 C FINALMITPLAN 7-26-19 1 D IFC PLANS 2-2-20 E AS -BUILT PLANSjFOR REVIEW ONLY) 7-2-20 - F FINAL AS -BUILT PLAN 8-3-20 eec>tA B J I NO. DATE RaA \ / ' PROJECT NAME EGIN o�I sTAON1_ I HORNE CREEK 1 OF ID TRIBUTARIES MARY ELLEN BROWN SMfRH PIN: 5 -T/-2]95 PORTION OF DB 370 PG 890 1 BROWN FARMS OF BURRY COUNTY, L-C. 1 MITIGATION PIN: 5952 UA TRACT 1 DB: ES RI TIOTRALT] 1 FOR PROPERTY DESCRIPTION SEEDS 709 PQ 1034 REFERENCE: DB: 208 1 PROJECT PORTION OFFS: 9 PQ 191,91, TRA1 FOR BOUNDARY LINE AGREEMENT SEEEE DB: DB: 386PQ 312 1 SURRY COUNTY, NC 1 1 1 DRAWING INFORMATION 1 PROJECT NO.: 100026 ' FILENAME :A8B_11 HORNE_CREEK MONITORING PLAN.OWG 1 DESIGNED BY: CAT 1 DRAWN BY: CAT/APL 1 1 DATE: 8-3-20 1 HORIZ. SCALE: 1"= 100' 1 VERT.SCALE: N/A _ � 1 NI r— 1 50 25 0 50 100 WI _ GRAPHIC SCALE U 1 of 1 SHEET NAME WI U1 Zj 1 MONITORING 2 PLAN QI 1 SHEErNUMBER AS —BUILT 1 11 D,,,Sign Envelope ID'. D7BBB737-E732-407D-9941-28AF7F09EE24 ---\��------------------------------------------------------------- --- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - MATCHLINE - SEE SHEET 11 HAROLD O. BROWN 8 WIFE MARY W. BROWN PIN: 5652-0045-0446 IDS 710 PG MAR V ELLEN SMITH PIN: 5952-004.53185 DB267PG78DB386PG56 PB 9 PG 191, TRACT'C FOR BOUNDARY LINE AGREEMENT SEE DB W PG 345 1\ RICKV D. BOWEN 8 W IFE VICKIE P. BOOEN PIN: 5952-00-54-1367 DB: 656PQ 1" FOR BOUNDARY LINE AGREEMENT SEE DB: 385 PG: 3428345 , KIGER ROAD NOOEEO FOUNOF71) '0N.CD.O— MAMT. BROWN FARMS OF SURRV COUNTY, LLC. PIN: 5952-0656-7M DB: 936 PQ 448, TRACT 7 FOR PROPERTY DESCRIPTION SEE DB: 709 PG: 1094 REFERENCE: DB: 203PQ 448 PORTION OF PB: 9PQ 191, TRACTA FOR BOUNDARY LINE AGREEMENT SEE DB: 385 PQ 342 RICKY D. BROEN 8 W IFE VICKIE P. BROEN PIN: 5952-00-54-1367 DB: 656PQ 1086 FOR BOUNDARY LINE AGREEMENT SEE DB: 385 PG: 342 8 345 BROWN FARMS OF BURRY COUNTY, LLC. PIN: 5952-00-56-N91 DB: 936 PQ 448 TRACT 7 FOR PROPERTY DESCRIPTION SEE DB: 709 PQ 1094 REFERENCE: DB: 203 PQ 448 PORTION OFFS: 9PQ 191, TRACTA FOR BOUNDARY LINE AGREEMENT SEE DB: 386 PG 342 BROWN FARMS OF SURRV COUNTY, LLC. PIN: 5952-0656-7091 DB: 936 PQ 448, TRACT 7 FOR PROPERTY DESCRIPTION SEE DB: MPG 10% REFERENCE: DB: 203PG448 PORTION OF PB: 9PQ 191, TRACTA FOR BOUNDARY LINE AGREEMENT SEE DB: 386PQ 342 KEVIN E. BROWN 8 W IFE PATRICIA G. BROWN PIN: 5952-0 654316 DB: 1126 PQ 875 PIN: 5952-00-7551 DB: 318 PG SIXDB: 527 AND DB: 528 PQ 4 REFERENCE: DB: 138F r 4 WATER & LAND SOLUTIONS 7721 Six Fork Rd., Suite 130 Raleigh, NC 27614 (919)614-51 1 1 waterlandsolutions.com PROJECT ENGINEER C AR ���ti�'i O� OQ�� • 8/3/2020 "9 ,•. l SEAL = DocuSigned by: - - BA3E3C16F67648F... r ENGINEERING SERVICES BY WLS ENGINEERING, PLLC FIRM LICENSE NO. P-1480 REVISIONS A DRAFT MIT PLAN 12-13-18 B DRAFT FINAL MIT PLAN 5-8-19 C FINAL MIT PLAN 7-26-19 D IFC PLANS 2-2-20 E AS -BUILT PLANSjFOR REVIEW ONLY) 7-2-20 F FINAL AS -BUILT PLAN 8-3-20 \ PROJECT NAME ENoCON=g R5 HORNE CREEK PZF TRIBUTARIES MITIGATION PROJECT SURRY COUNTY, NC DRAWING INFORMATION PROJECT NO.: 100026 FILENAME :A B_11 HORNE CREEK MONITORING PLANAWG DESIGNED BY: CAT DRAWN BY: CAT/APL KEVIN E. BROWN 8 W IFE PATRICIAG.BROWN DATE: 8-120 PIN: 5952-O0G34989 IDS 802PG810 HORIZ. SCALE: 1"=150' VERT.SCALE: N/A 75 37.5 0 75 150 GRAPHIC SCALE SHEET NAME MONITORING PLAN SHEEFNUMBER AS —BUILT 1 12