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HomeMy WebLinkAbout20202032 Ver 1_401 Application_20210130Staff Review Does this application have all the attachments needed to accept it into the review process?* r Yes r No ID#* 20202032 Version* 1 Is this project a public transportation project?* r Yes r No Reviewer List:* Kaylie Yankura:eads\kyankura Select Reviewing Office:* Asheville Regional Office - (828) 296-4500 Submittal Type:* 401 Application Does this project require a request for payment to be sent?* r Yes r No How much is r $240.00 owed?* r $570.00 Project Submittal Form Please note: fields marked with a red asterisk below are required. You will not be able to submit the form until all mandatory questions are answered. Project Type: * r For the Record Only (Courtesy Copy) r New Project r Modification/New Project with Existing ID r More Information Response r Other Agency Comments r Pre -Application Submittal r Re-Issuance\Renewal Request r Stream or Buffer Appeal Pre -Filing Meeting Information Before submitting this form please ensure you have submitted the Pre -Filing Meeting Request Form as we will not be able to accept your application without this important first step. The Pre -Filing Meeting Request Form is used in accordance with 40 C.F.R. Section 121.4(a) "At least 30 days prior to submitting a certification request, the project proponent shall request a pre -filing meeting with the certifying agency" and in accordance with 40 C.F.R. Section 121.5(b)(7), and (c)(5) all certification requests shall include documentation that a pre -filing meeting request was submitted to the certifying authority at least 30 days prior to submitting the certification request. Click here to read more information on when this form is needed prior to application submission or here to view the form. Attach documentation of Pre -Filing Meeting Request here: DWR Pre -Filing Meeting Request Form Acknowledgement.pdf 147.08KB Date for Meeting Request 1/29/2021 ID# 20202032 Version 1 Project Contact Information Name: Terry Allen who is subnitting the inforrration? Email Address: tealleneng@comporium.net Project Information Project Name: Buttigieg Residence - Replace existing Timber Seawall with New Concrete Segmental Block Seawall Is this a public transportation project? r Yes r No Is the project located within a NC DCM Area of Environmental Concern (AEC)? r Yes r No r Unknown County (ies) Transylvania Please upload all files that need to be submited. Oickthe upload button or drag and drop files here to attach document C1. pdf 363.73KB C2. pdf 339.86KB C3.pdf 268.18KB C4. pdf 305.34KB C5.pdf 279.27KB C6.pdf 306.12KB PCN - NWP 3 -- Buttigieg.pdf 471.89KB Only pdf or Iv17 files are accepted. Describe the attachments or comments: This Project is to replace the existing Timber Seawall with a new Precast Concrete Segmental Block Seawall with stone veneer and riprap toe apron. Sign and Submit W By checking the box and signing box below, I certify that: ■ I, the project proponent, hereby certifies that all information contained herein is true, accurate, and complete to the best of my knowledge and belief. ■ I, the project proponent, hereby requests that the certifying authority review and take action on this CWA 401 certification request within the applicable reasonable period of time. ■ I agree that submission of this online form is a "transaction" subject to Chapter 66, Article 40 of the NC General Statutes (the "Uniform Electronic Transactions Act'); ■ I agree to conduct this transaction by electronic means pursuant to Chapter 66, Article 40 of the NC General Statutes (the "Uniform Electronic Transactions Act'); ■ 1 understand that an electronic signature has the same legal effect and can be enforced in the same way as a written signature; AND ■ I intend to electronically sign and submit the online form. Signature: T"t.fffa Submittal Date: Is filled in automatically. 1/30/2021 Resume Submission DWR DSvlslon of Water Resources Pre -Construction Notification (PCN) Form For Nationwide Permits and Regional General Permits (along with corresponding Water Quality Certifications) October 26, 2020 Ver 3.3 Please note: fields marked with a red asterisk below are required. You will not be able to submit the form until all mandatory questions are answered. Also, if at any point you wish to print a copy of the E-PCN, all you need to do is right -click on the document and you can print a copy of the form. Below is a link to the online help file. https://edocs.deq.nc.govMlaterResources/0/edocl6247041PCN%20Help%20File%202018-1-30.pdf (https://edocs.deq.nc.gov/WaterResources/0/doc/603610/Pagel.aspx) A. Processing Information County (or Counties) where the project is located:* Transylvania v Add additional county Is this a NCDMS Project* p Yes QQ No Click Yes, only if NCDMS is the applicant or co -applicant. Is this project a public transportation project?* Yes QQ No This is any publicly funded by municipal,state or federal funds road, rail, airport transportation project. 1 a. Type(s) of approval sought from the Corps:* Q Section 404 Permit (wetlands, streams and waters, Clean Water Act) [ Section 10 Permit (navigable waters, tidal waters, Rivers and Harbors Act) Has this PCN previously been submitted?* p Yes Q No 1 b. What type(s) of permit(s) do you wish to seek authorization?* Q Nationwide Permit (NWP) ❑ Regional General Permit (RGP) ❑ Standard (IP) This form may be used to initiate the standard/individual permit process with the Corps. Please contact your Corps representative concerning submittals for standard permits. All required items that are not provided in the E-PCN can be added to the miscellaneous upload area located at the bottom of this form. 1c. Has the NWP or GP number been verified by the Corps?* „ Yes V No Nationwide Permit (NWP) Number: 03 - Maintenance v Add additional NWP https://edocs.deq.nc.gov/Forms/form/resume/675/101700 1 /12 1/30/2021 Resume Submission NWP Numbers (for multiple NWPS): List all NW numbers you are applying for not on the drop down list. 1d. Type(s) of approval sought from the DWR: check all that apply Q 401 Water Quality Certification - Regular ❑ Non-404 Jurisdictional General Permit ❑ Individual Permit Pre -Filing Meeting Information ❑ 401 Water Quality Certification - Express ❑ Riparian Buffer Authorization Before submitting this form please ensure you have submitted the Pre -Filing Meeting Request Form as we will not be able to accept your application without this important first step. The Pre -Filing Meeting Request Form is used in accordance with 40 C.F.R. Section 121.4(a) "At least 30 days prior to submitting a certification request, the project proponent shall request a pre -filing meeting with the certifying agency" and in accordance with 40 C.F.R. Section 121.5(b)(7), and (c)(5) all certification requests shall include documentation that a pre - filing meeting request was submitted to the certifying authority at least 30 days prior to submitting the certification request. Click here (https://www.epa.gov/sites/production/files/2020- 07/documents/clean_water_act_section_401_certification_rule.pdf) to read more information on when this form is needed prior to application submission or here (https://edocs.deq.nc.gov/Forms/DWR-Pre-Filing-Meeting-Request) to view the form. ID# 20202032 Pre -fling Meeting or Request Date* 1 /28/2021 Version 1 Attach documentation of Pre -Filing Meeting Request here:* Upload DWR Pre -Filing Meeting Request Form Acknowledgement.pdf (/Forms/han d lers/down load attach ment.as... 147.08KB le. Is this notification solely for the record because written approval is not required? For the record only for DWR 401 Certification: 0 Yes No For the record only for Corps Permit: 0 Yes0 No 1f. Is this an after -the -fact permit application?* 0 Yes 0Q No 1g. Is payment into a mitigation bank or in -lieu fee program proposed for mitigation of impacts? If so, attach the acceptance letter from mitigation bank or in -lieu fee program. 0 Yes 0Q No Acceptance Letter Attachment Click the upload button or drag and drop files here to attach document Upload FILE TYPE MUST BE PDF 1 h. Is the project located in any of NC's twenty coastal counties?* 0 Yes 0Q No 1j. Is the project located in a designated trout watershed?* 0 Yes No You must submit a copy of the appropriate Wildlife Resource Commission Office. Link to trout information: http://www.saw.usace.army.mil/Missions/Regulatory-Permit-Program/Agency-Coordination/Trout.aspx (http://www.saw.usace.army.miI/Missions/Regulatory- Pe rm it-Prog ram/Age ncy-Coord i nation/Trout.aspx) X https://edocs.deq.nc.gov/Forms/form/resume/675/101700 2/12 1/30/2021 Resume Submission B. Applicant Information 1a. Who is the Primary Contact?* ITerry Allen, PE 1b. Primary Contact Email:* tealleneng@comporium.net 1d. Who is applying for the permit?* Q Owner (Check all that apply) 1e. Is there an Agent/Consultant for this project?* p Yes No 2. Owner Information 1c. Primary Contact Phone:* (xxx)xxx-xxxx 828 553-3004 2a. Name(s) on recorded deed:* Joseph J Buttigieg III Trustee 2b. Deed book and page no.: Date: 08/2020 Book: 00934 Page: 0350 Plat Book: 20 Page: 24 2c. Responsible party: (for Corporations) Joseph J Buttigieg III Trustee 2d. Address* Street Address 843 N Club Blvd Address Line 2 City Lake Toxaway Postal / Zip Code 28747 2e. Telephone Number:* (xxx)xxx-xxxx (828)553-3004 2f. Fax Number: (xxx)xxx-xxxx 2g. Email Address:* tealleneng@comporium.net Add another owner 4. Agent/Consultant (if applicable) 4a. Name:* Terry Allen, PE (Consultant - Not Agent) r-n Applicant (other than owner) State / Province / Region NC Country USA https://edocs.deq.nc.gov/Forms/form/resume/675/101700 3/12 1/30/2021 Resume Submission 4b. Business Name: (if applicable) T.E. ALLEN ENGINEERING, PC 4c. Address* Street Address P.O. Box 103 Address Line 2 City Rosman Postal / Zip Code 28772 4d. Telephone Number:* 828 553-3004 (xxx)xxx-xxxx 4f. Email Address:* tealleneng@comporium.net Agent Authorization Letter* Please provide the Agent Authorization Letter if you are submitting this document. Upload This is a required field. FILE TYPE MUST BE PDF State / Province / Region NC Country USA 4e. Fax Number: (xxx)xxx-xxxx C. Project Information and Prior Project History Project Information 1a. Name of project:* Re lace existing Timber Seawall with new Concrete Se menta 1b. Subdivision name: (if appropriate) Lake Toxawa 1 c. Nearest municipality / town: Lake Toxawa , NC 2. Project Identification 2a. Property Identification Number: (tax PIN or parcel ID) 8512-89-0544-000 2b. Property size: (in acres) 0.885 https://edocs.deq.nc.gov/Forms/form/resume/675/101700 4/12 1/30/2021 Resume Submission 2c. Project Address Street Address 1843 N Club Blvd Address Line 2 State / Province / Region City Lake Toxaway INC Postal / Zip Code Country 28747 usa 2d. Site coordinates in decimal degrees Please collect site coordinates in decimal degrees. Use between 4-6 digits (unless you are using a survey -grade GPS device) after the decimal place as appropriate, based on how the location was determined. (For example, most mobile phones with GPS provide locational precision in decimal degrees to map coordinates to 5 or 6 digits after the decimal place.) Latitude: * Longitude:* 35.140 I -82. 555 ex: 34.208504-77.796371 3. Surface Waters 3a. Name of the nearest body of water to proposed project: Lake Toxawa 3b. Water Resources Classification of nearest receiving water:* B, Tr Surface Water Lookup (https://ncdenr.maps.arcgis.com/apps/webappviewer/index.html?id=6el25ad7628f494694e259c8Odd64265) 3c. What river basin(s) is your project located in?* Savannah v Add another river basin 3d. Please provide the 12-digit HUC in which the project is located.* 030601010101 River Basin Lookup (http:Hncdenr.maps.arcgis.com/apps/Publicinformation/index.html?appid=ad3a85aOc6d644aOb97cdO69db238ac3) 4. Project Description and History 4a. Describe the existing conditions on the site and the general land use in the vicinity of the project at the time of this application:* his home site located in Toxaway Estates, a private residential development in western Transylvania County, NC. he lot borders Lake Toxaway which has a classification of B: Trout. The general land use is residential. There is an (isting seawall (Bulkhead) along the shoreline. This Project is to replace the existing timber Seawall with a new oncrete Segmental Block Seawall (175 Linear Ft +/-) 4b. Have Corps permits or DWR certifications been obtained for this project (including all prior phases) in the past?* Yes p No # Unknown https://edocs.deq.nc.gov/Forms/form/resume/675/101700 5/12 1/30/2021 Resume Submission 4d. Attach an 8 1/2 X 11 excerpt from the most recent version of the USGS topographic map indicating the location of the project site. (for DWR) Click the upload button or drag and drop files here to attach document Upload File type must be pdf 4e. Attach an 8 1/2 X 11 excerpt from the most recent version of the published County NRCS Soil Survey map depicting the project site. (for DWR) Click the upload button or drag and drop files here to attach document Upload File type must be pdf 4f. List the total estimated acreage of all existing wetlands on the property: 0 4g. List the total estimated linear feet of all existing streams on the property: (intermittent and perennial) 175 4h. Explain the purpose of the proposed project:* aintenance, Repair, Replace the existing (failing) timber Seawall a new Concrete Segmental Block Seawall (175 near Ft +/-) with stone veneer and riprap toe apron. See attached drawings. 4i. Describe the overall project in detail, including indirect impacts and the type of equipment to be used:* aintenance, Repair, Replace the existing (failing) timber Seawall a new Concrete Segmental Block Seawall (175 near Ft +/-) with stone veneer and riprap toe apron. See attached drawings. SEAWALL. The Seawall work shall be performed "IN THE DRY" using a coffer dam to create a dry work area. Three (3) rows of Turbitidy Curtains shall be used in addition to the Coffer Dam. To comply with Water Quality requirements, the work will be performed in the dry. Where a coffer dam is used, the work area will be dewatered )y pumping. All dewatering discharge shall have a turbidity of not more than 10 NTUs above background or as )therwise specified in DWQ's Turbidity Standards (15A NCAC 02B.0211(3.)(k.)). To satisfy the required turbidity imit, the dewatering pump discharge shall be filtered through a Bag Filtration Unit equal to Model BF-400 from Rain -for -Rent with a 100 to 1 micron nominal rating (P.O.C. at Rain -for -Rent is Jeremy at 704-393-3345). The 4j. Please upload project drawings for the proposed project. Click the upload button or drag and drop files here to attach document Upload C1.pdf (/Forms/hand lers/down loadattachment.ashx?req=Down Load&aid=516369&authkey=785bbb93-3b... 363.73KB C2.pdf (/Forms/hand lers/down loadattachment.ashx?req=Down Load&aid=516370&authkey=785bbb93-3b... 339.86KB C3.pdf (/Forms/hand lers/down loadattachment.ashx?req=Down Load&aid=516371&authkey=785bbb93-3b... 268.18KB C4.pdf (/Forms/hand lers/down loadattachment.ashx?req=Down Load&aid=516372&authkey=785bbb93-3b... 305.34KB C5.pdf (/Forms/hand lers/down loadattachment.ashx?req=Down Load&aid=516373&authkey=785bbb93-3b... 279.27KB C6.pdf (/Forms/hand lers/down loadattachment.ashx?req=Down Load&aid=516374&authkey=785bbb93-3b... 306.12KB File type must be pdf 5. Jurisdictional Determinations 5a. Have the wetlands or streams been delineated on the property or proposed impact areas?* Yes Comments: No Unknown X X X X X X https://edocs.deq.nc.gov/Forms/form/resume/675/101700 6/12 1/30/2021 Resume Submission 5b. If the Corps made a jurisdictional determination, what type of determination was made?* Preliminary p Approved p Not Verified p Unknown) N/A Corps AID Number: Example: SAW-2017-99999 5c. If 5a is yes, who delineated the jurisdictional areas? Name (if known): Agency/Consultant Company: Other: 5d1. Jurisdictional determination upload Click the upload button or drag and drop files here to attach document Upload File type must be PDF 6. Future Project Plans Ga. Is this a phased project?* Yes QQ No Are any other NWP(s), regional general permit(s), or individual permits(s) used, or intended to be used, to authorize any part of the proposed project or related activity? This includes other separate and distant crossing for linear projects that require Department of the Army authorization but don't require pre -construction notification. D. Proposed Impacts Inventory 1. Impacts Summary la. Where are the impacts associated with your project? (check all that apply): Wetlands ❑ Streams -tributaries ❑ Buffers Open Waters ❑ Pond Construction 4. Open Water Impacts If there are proposed impacts to lakes, ponds, estuaries, tributaries, sounds, the Atlantic Ocean, or any other open water of the U.S. then individually list all open water impacts below. 4a1. Impact Reason 4b. Impact type* (') 4c. Name of waterbody 4d. Activity type* 4e. Waterbody type* 4f. Impact area Seawall Temporal Maintenanc Create a dry w IP .• T Lake Toxaway Lake Toxaway I Bulkheads v Dewatering v Lake ] Lake 0.04 (acres) 0.03 (acres) Temporal Erosion / Turb 11 T Lake Toxaway Other v Lake .• 0.01 (acres) https://edocs.deq.nc.gov/Forms/form/resume/675/101700 7/12 1/30/2021 Resume Submission Riprap Tc Habitat P Lake Toxaway Fill ILake 10.02 (acres) Add another impact 4g. Total temporary open water Impacts: 0.04 4g. Total permanent open water impacts: 0.06 4g. Total open water impacts: 0.10 4h. Comments: E. Impact Justification and Mitigation 1. Avoidance and Minimization la. Specifically describe measures taken to avoid or minimize the proposed impacts in designing the project:* The work will be performed while the lake is at normal pool elevation. 1.0 Work will be accomplished "in the dry" by installing a temporary Coffer Dam around the 1b. Specifically describe measures taken to avoid or minimize the proposed impacts through construction techniques:* This is a required field. 2. Compensatory Mitigation for Impacts to Waters of the U.S. or Waters of the State 2a. Does the project require Compensatory Mitigation for impacts to Waters of the U.S. or Waters of the State? Yes (j) No 2b. If this project DOES NOT require Compensatory Mitigation, explain why: is project is to replace an existing seawall. NC Stream Temperature Classification Maps can be found under the Mitigation Concepts tab on the Wilmington District's RI BITS (https://ribits.usace.army.miI/ribits_apex/f? p=107:27:2734709611497::NO:RP:P27_BUTTON_KEY:O) website. F. Stormwater Management and Diffuse Flow Plan (required by DWR) *** Recent changes to the stormwater rules have required updates to this section .*** 1. Diffuse Flow Plan la. Does the project include or is it adjacent to protected riparian buffers identified within one of the NC Riparian Buffer Protection Rules? Yes , No https://edocs.deq.nc.gov/Forms/form/resume/675/101700 8/12 1/30/2021 Resume Submission For a list of options to meet the diffuse flow requirements, click here (https://files.nc.gov/ncdegMlater%20Quality/Surface%20VVater%20Protection/401 /Buffer%20CIarification%20Memos/Options%20for%20Meeting%20Diffuse%20Flow%20Provisions%20c 2. Stormwater Management Plan 2a. Is this a NCDOT project subject to compliance with NCDOT's Individual NPDES permit NCS000250?* Yes _, No 2b. Does this project meet the requirements for low density projects as defined in 15A NCAC 02H .1003(2)?* Yes Q No To look up low density requirement click here 15A NCAC 02H .1003(2) (http://reports.oah.state.nc.us/ncac/title%2015a%20-%20environmental%20quality/chapter%2002%20- %20environmental%20management/subchapter%20h/15a%20ncac%2002 h%20.1003.pdf). Comments: G. Supplementary Information 1. Environmental Documentation 1a. Does the project involve an expenditure of public (federal/state/local) funds or the use of public (federal/state) land?* Yes No This is a required field. 2. Violations (DWR Requirement) 2a. Is the site in violation of DWR Water Quality Certification Rules (15A NCAC 2H .0500), Isolated Wetland Rules (15A NCAC 2H .1300), or DWR Surface Water or Wetland Standards or Riparian Buffer Rules (15A NCAC 2B .0200)?* Yes QQ No 3. Cumulative Impacts (DWR Requirement) 3a. Will this project (based on past and reasonably anticipated future impacts) result in additional development, which could impact nearby downstream water quality?* Yes QQ No 3b. If you answered "no," provide a short narrative description. The is a replacement of an existing seawall. 4. Sewage Disposal (DWR Requirement) 4a. Is sewage disposal required by DWR for this project?* Yes D No g N/A 5. Endangered Species and Designated Critical Habitat (Corps Requirement) https://edocs.deq.nc.gov/Forms/form/resume/675/101700 9/12 1 /30/2021 Resume Submission 5a. Will this project occur in or near an area with federally protected species or habitat?* Yes No 5b. Have you checked with the USFWS concerning Endangered Species Act impacts?* Yes QQ No 5d. Is another Federal agency involved?* Yes No 5e. Is this a DOT project located within Division's 1-8?* Yes No 5f. Will you cut any trees in order to conduct the work in waters of the U.S.?* Yes No 5g. Does this project involve bridge maintenance or removal?* p Yes QQ No p Unknown Link to the NLEB SLOPES document: http://saw-reg.usace.army.mil/NLEB/1-30-17-signed_NLEB-SLOPES&apps.pdf (http://saw-reg.usace.army.mil/NLEB/1-30-17-signed_NLEB- SLOPES&apps. pdf) 5h. Does this project involve the construction/installation of a wind turbine(s)?** p Yes QQ No 5i. Does this project involve (1) blasting, and/or (2) other percussive activities that will be conducted by machines, such as jackhammers, mechanized pile drivers, etc.?* p Yes QQ No 5j. What data sources did you use to determine whether your site would impact Endangered Species or Designated Critical Habitat?* Site inspection. Consultation Documentation Upload Click the upload button or drag and drop files here to attach document Upload File type must be PDF 6. Essential Fish Habitat (Corps Requirement) Ga. Will this project occur in or near an area designated as an Essential Fish Habitat?* Yes No 6b. What data sources did you use to determine whether your site would impact an Essential Fish Habitat?* Site inspection, historical data. 7. Historic or Prehistoric Cultural Resources (Corps Requirement) Link to the State Historic Preservation Office Historic Properties Map (does not include archaeological data: http_//gis.ncdcr.gov/hpoweb/ (http://gis.ncdcr.gov/h/hp2webo 7a. Will this project occur in or near an area that the state, federal or tribal governments have designated as having historic or cultural preservation status (e.g., National Historic Trust designation or properties significant in North Carolina history and archaeology)?* Yes QQ No 7b. What data sources did you use to determine whether your site would impact historic or archeological resources?* Site inspection, historical data. https://edocs.deq.nc.gov/Forms/form/resume/675/101700 10/12 1/30/2021 Resume Submission 7c. Historic or Prehistoric Information Upload Click the upload button or drag and drop files here to attach document Upload File must be PDF 8. Flood Zone Designation (Corps Requirement) Link to the FEMA Floodplain Maps: https://msc.fema.gov/portal/search (https://msc.fema.gov/portal/search) 8a. Will this project occur in a FEMA-designated 100-year floodplain?* Q Yes Q No 8b. If yes, explain how project meets FEMA requirements: eject meets FEMA Flood Resistant Construction Standards 8c. What source(s) did you use to make the floodplain determination?* FEMA FIRM Map Miscellaneous Comments Undersigned is the Engineer / Consultant for this project and is signing for the Property Owner of Record. Miscellaneous attachments not previously requested. Click the upload button or drag and drop files here to attach document Upload File must be PDF or KMZ Signature * By checking the box and signing below, I certify that: • The project proponent hereby certifies that all information contained herein is true, accurate, and complete to the best of my knowledge and belief'; and • The project proponent hereby requests that the certifying authority review and take action on this CWA 401 certification request within the applicable reasonable period of time. • I have given true, accurate, and complete information on this form; • I agree that submission of this PCN form is a "transaction" subject to Chapter 66, Article 40 of the NC General Statutes (the "Uniform Electronic Transactions Act"); • I agree to conduct this transaction by electronic means pursuant to Chapter 66, Article 40 of the NC General Statutes (the "Uniform Electronic Transactions Act"); • I understand that an electronic signature has the same legal effect and can be enforced in the same way as a written signature; AND • I intend to electronically sign and submit the PCN form. Full Name:* ITerry E. Allen, PE https://edocs.deq.nc.gov/Forms/form/resume/675/101700 11 /12 1/30/2021 Resume Submission Signature* T" f VGt Date Date captured on form submission Submit Save as Draft https://edocs.deq.nc.gov/Forms/form/resume/675/101700 12/12 PRO RECO REPLACE E/_/� SMG DC�Q�MLL (�115 � U� WEG RENDUCE JosephR JYBOW gieg III T uste D: 843 North Club Blvd, , Lake Toxawav, NC Hiahla 00 d°BeachBFLd33487 1.0 This Project is to replace the existing Timber Seawall with a new Precast Concrete Segmental Block Seawall. All structures shall comply with the latest edition of the Lake Toxaway Community Association Architectural Review Standards. The existing property lines and the Side Yard Setback shall be located, marked and flagged by a Professional Land Surveyor prior to beginning work. Verify actual setback requirement with the most current Lake Toxaway Community Association Architectural Review Standards. 2.0 As a result of the site investigation, a number of observations have been made and recommendations provided. It should be noted that the observations and conclusions stated herein are based on information available as of this writing. It is conceivable that additional information may be forthcoming which bears on these observations, conclusions and the overall design. The right is reserved, therefore, to review and modify all observations, conclusions, and design features at any future point in time should, in fact, additional information become available. The comments, recommendations, and design features provided herein are applicable only to the new Boathouse. 3.0 All work shall be in accordance with North Carolina State Residential Building Code, OSHA Safety and Health Requirements, US Army Corps of Engineers 404 permit requirements, NCDENR Division of Water Quality 401 permit requirements, NC Sedimentation Pollution Control Act, and all other applicable codes, ordinances, and regulations. The Contractor shall coordinate all work with the Lake Toxaway Operations Manager, 16801 Rosman Hwy, Lake Toxaway, NC 28747. 4.0 PERMITS. The Owner and/or Contractor shall obtain all required permits, rights —of —entry & authorization Lake Toxaway Community Association prior to beginning work. Locate, flag and protect all underground utilities. Do not locate any portion of the work within and easement, set —back, or R/W. 5.0 The Contractor shall exercise care to preserve the natural landscape and waterways and shall conduct the work so as to prevent any unnecessary destruction, scaring, or defacing of the natural surroundings in the vicinity of the work. All unnecessary destruction, scarring, damage or defacing of the natural landscape shall be corrected at the contractor's expense. 6.0 All construction materials and debris shall be removed from the site upon completion of the project and the area shall be graded such that all surfaces drain naturally, blend with the natural terrain, and are left in a condition that facilitate sown ground covers and natural revegetation. 7.0 The Contractor's activities shall be performed by methods that will prevent entrance, or accidental spillage, of solid matter, contaminants, debris, or other pollutants and wastes into streams, flowing or dry watercourses, lakes or underground water sources. 8.0 Runoff and discharge shall be monitored to insure that no sediment is discharged to the downstream watercourse. 9.0 TURBIDITY CONTROL. The Contractor shall not violated water quality stream standards during the performance of this work. The Turbidity Level in the lake waters shall not exceed 10 NTUs at any time during performance of this work pursuant to 15A NCAC 026.0211 (3)(k). The Contractor shall employ any and all methods necessary to prevent a violation of the Turbidity Standards. These measures include, but are not limited to; turbidity curtains around the work, haybails, silt fence, stone check dams, etc. Where turbidity curtain are necessary, curtains shall remain in place until the turbidity in the work areas return to original background levels. 10.0 All other work that may be © Copyright 2021 Terry required, but not shown herein, shall be Allen PE, T.E. ALLEN designed by the Contractor. By ENGINEERING PC, Terry accepting this engineering document, you E. Allen Engineer. All and any others to whom the Engineer's Rights Reserved plans, reports, and work products are Worldwide. distributed, agree to a strict limitation of liability for Terry E. Allen PE, TERRY E. ALLEN ENGINEER, T.E. ALLEN ENGINEERING, P.C., and its employees to an amount not to exceed $25,000.00 or PRELIMINARY — NOT one—half the total amount of paid FOR CONSTRUCTION E O E E O O U U 2 E° in O C U O N i L N 03 00 U D C O O) t W N N a O _O t6 Z 'O .0 m a�Q00 ESL m �0oo oN '1 W a FM I z J . J r' Q U LJ �> U C m (1) N U p O Q t U o 0 rn z r �n 2 m > o J W =o r Lm�Lr) 2y)-a w m CO L U o Q H 0 N v 00 1 01-30-2021 1 C-1 SHEET 1 OF G GENERAL NOTES AND SPECIFICATIONS. 1.0 All work shall be in accordance with the latest edition of the North Carolina Building Code, ACI 301 — Specifications for Structural Concrete for Buildings, ACI 318 & 318R — Building Code Requirements for Structural Concrete, ACI 548.1R Guide for Use of Polymers in Concrete, ACI 546R Concrete Repair Guide, AISC Steel Construction Manual, OSHA Safety and Health requirements, and all other applicable codes, ordinances, and regulations. 2.0 Contractor shall field verify all dimensions and elevations prior to beginning work or ordering materials. Do not perform any work or disturbance within any set —back, easement, right—of—way, floodway or flood fringe. Contractor shall obtain all required permits prior to beginning work. 3.0 Contractor shall verify and establish all Finish Floor Elevations (FFE) prior to beginning work. Do not locate any part of the structure within any set —back, easement, right—of—way, floodway or flood fringe, NCDENR regulated set —back, trout stream buffer zone (or other buffer zone or set back). Contractor shall obtain all required permits prior to beginning work. Contractor shall locate all property boundaries prior to beginning work. Contractor shall locate, flag and protect all underground utilities prior to beginning work. 4.0 Design criteria and assumptions: Design Method = ASCE-7, Minimum Design Loads for Buildings and other Structures Soil Bearing Capacity = 2000 psf, assumed Floor Live Load = 40 psf Floor Dead Load = 15 psf 5.0 FOOTINGS. The bottom of footings shall be located below the frost line. Footings shall be stepped where it is necessary to change the elevation of the top surface of the footings or where the slope of the bottom surface of the footings will exceed 0.1 unit vertical in ten units horizontal (1% slope). All individual pier footings shall be restrained from sliding with anti —slide keys, helical piers, etc). 6.0 CONCRETE. Concrete shall have a minimum compressive strength of 4000 psi at 28 days and shall have 5 to 7% entrained air. Do not allow fresh concrete to contact Lake Waters. 7.0 REINFORCING STEEL. All reinforcing steel and anchor dowels shall conform to ASTM A 615, Grade 60 and shall have standard deformations. All footer reinforcing bars shall have a minimum of 3" of concrete cover. All rebor lap splices shall be 60 bar diameters unless otherwise noted. All footer steel shall be bonded and grounded per the NEC. 6.0 WOOD FRAMING. All wood framing materials shall be #1 Southern Yellow Pine or better and shall be pressure treated. All floor joists shall be attached to the girders and beams with galvanized joist hangers.Provide triple (3) floor joists beneath all parallel partition walls and beneath all bathroom tubs. 8.0 STRUCTURAL STEEL: All steel shapes shall conform to ASTM A-992-50. All steel plates & rods shall conform to ASTM A36. All steel members except bolts shall receive one shop coat of inhibitive primer and two field coats of paint, color specified by Owner. 9.0 BOLTS: High strength bolts and their installation shall conform to ASTM Specification A-325. Tightening of these bolts is recommended by the turn —of —the —nut method per AISC Specifications for Structural Joints. 10.0 MULTI —PLY WOOD BEAMS. All individual plys of multi —ply beams must be fully adhered to insure uniform transfer of load. Connect plys together with 5/8" dia galv bolts at 12" o.c. staggered pattern. Do not locate bolts closer than 2-1/2" to the top or bottom edge of beam. 11.0 At the Owner's option, the work may be performed at normal pool elevation using Coffer Dam(s) to create a dry work area; or the work may be performed during the up coming lake draw down period which will create a dry work space for the ©Copyright 2021 Terry construction area. Provide all required Allen PE, T.E. ALLEN erosion control features prevent ENGINEERING PC, Terry sediment form entering surface waters E. Allen Engineer. All or increase turbidity. When the work Rights Reserved is performed during the lake draw Worldwide. down, the minimum erosion control feathers shall include; three (3) rows of filter sock, stone check dams, temporary stone construction entrance, sediment traps, hay bails, etc. All temporary erosion control measures PRELIMINARY — NOT shall be removed prior to lake refill. FOR CONSTRUCTION ;_ O U ;_ o O U Uw 2 £ O in O � U O N i L N 03 00 U D C O 5 t r- N N 0 O 00 O U Z 'O ..1-0.-Hou m �00 �oo oN T .1. a FM J J r Q U w �J. m= �> U co — a) N U p O t U o 0 o '� v 2 m > o J W =o r Lm Lo 2)-a w ED CO tea. L U o Q H (q N v 00 1 01-30-2021 1 C-2 SHEET 2 OF G field located by Professional Lonu Approx. p/L (to be Yard Set -Back "- 15-FT Side JOSEPH J BUTTIGIEG III TRUSTEE 843 N Club Blvd (B D L53 North Club Blvd) Lake Toxaway, Transylvania County, NC PIN:8512-89-0544-000 0.885 Acres per Transylvania County GIS POSITION: 35.140 Degrees -82.955 Degrees -------a.S=FT_Side Yard Set-RncJ------------- Approx. P/L (to be field located by Professional Land NWP 3 Replace existing Seawall Erosion & Turbidity Control Measures. See Notes 3.0, 3.1 & 3.3 i in REPLACE EXISTING TIMBER SEAWALL WITH NEW PRECAST CONCRETE SEGMENTAL BLOCK (TOXAWAY BLOCK) SEAWALL WITH STONE VENEER & RIPRAP TOE APRON. PARTIAL SITE PLAN to REPLACE EXISTING SEAWALL Not to Scale NOTES 1.0 No portion of the new work shall extend across any property line. No portion of the new wall shall extend into the waters of Lake Toxaway beyond the existing shoreline. The new Seawall shall e constructed in the some footprint as the existing seawall. 2.0 Contractor's Land Surveyor shall field locate the existing on -site septic system. Adjust the dimension as necessary to ensure the 50-Ft Septic set -back is maintained. E 0 U E E o s QJ = 0 Cq- L L: U r 1,-0 a 0 �O .6, E ODD N N U U -o m o z o � C aC 0 m N CU 0 N o o 0 � 0' -0 6 ae o 21 ca U rz 3.0 EROSION & TURBIDITY CONTROL. a_ o 3.1 FILTER SOCKS. Where the work is Z performed during the Lake Draw -Down; 0:: m 8 A minimum of three (3) rows of Z temporary Compost Filter Sock shall b provided to separate the work area W o o from the dry Lake Bed. All O 0 o temporary Erosion Control Measures Z w g shall be removed prior to impoundment a U 0 refill or at the conclusion of work. SEE SHEET C-5. w 3.2 TURBIDITY CURTAINS. Where the work is performed at Normal Pool > Z Elevation; Use Coffer -Dam Method to QC Co create a dry work area. Furnish and o install three (3) rows of Turbidity Q a U 0 0 Curtains around the work area. SEE U o SHEET C-6. a� N z° ' v z E m > o J In 00 — 0 N © Copyright 2021 Terry W N m CD Allen PE, T.E. ALLEN W ENGINEERING PC, Terry U m a E. Allen Engineer. All Q v o Rights Reserved p, a� z E" Worldwide. LL� M 1 01-30-2021 1 PRELIMINARY - NOT II C-3 FOR CONSTRUCTION J l SHEET 3 OF G E 0 0 SEAWALL TO BE CONSTRUCTED WITH I PRECAST CONCRETE TOXAWAY BLOCK E Adjust height of seawall as Natural Stone Veneer (Optional), o 0 necessary to match existing specified by Others 2 - w freeboard above normal pool\ 2 E elevation Grade C 0 #8 epoxy coated vertical dowel bar 0 m 0 2 continuous through all segmental blocks o .m � r- N N 00 COURSE below. All cells to grouted solid w/ 4000° o �_ U 0 4 psi hydraulic cementious grout suitable in- Q 0 Normal Pool Elev. (3010 +/-) for underwater application. a a ¢ E LnMW 0 0 0 o co N - a-_0va�0o.0- m o� Non -woven needle punched geotextile COURSE 3 fabric between stone fill and earth U rz Adjust height of seawall to o c a-)o '� subgrade C accommodate actual > > o �� 1J =3 topographic conditions.:20) o z 6 Ci ��� o O O W �` > OOOO COURSE 1-FT Thick Chimney Drain behind wall. Z 2Z E 2 Drainage Stone to be #467 clean stone x F m from LBM Industries z m 4 Lake Botto w a & - W^ m COURS� _J Q r — � RIPRAP Toe Apron to provide 1 Wrap stone aggregate footer with Mirafi compensatory habitat. NCDOT 50OX geotextile fabric or equal. w Class 2 Riprap. ,_ - -- -- - -- - -- - _______, .� U Stone Footer to be #57 clean stone o0 Increase depth of stone footer as Q m Z a) from LBM Industries H H required to ensure confined aggregate -0 footer bears on satisfactory insitu Q (Cj o 0 .......... ............. ........�.......... material having a minimum bearing W Of U o Existing Undisturbed Residuum with capacity of 2000 PSF. C> :? o ' 4 minimum bearing capacity of 2000 PSF. 42" in Z Z 2 m >o Do not bear retaining wall on J unsatisfactory of unstable material. - p N 1 SEAWALL FOUNDATION DETAIL © Copyright 2021 Terry 5C m H rn 00 C-4 NOT TO scnu Allen PE, T.E. ALLEN W v W m Z ENGINEERING PC, Terry U 000 0 A. E. Allen Engineer. All Q U o NOTES: Rights Reserved E" p, a) zin Worldwide. LL� C 1. This Detail is only applicable to the seawall 2. See Sheets C-1, C-2, C-3 and C-6 for along the shoreline. Field verify all dimensions and additional requirements. material quantities prior to ordering materials or 01-30-2021 beginning work. Contractor's verification shall 3. Furnish and install Buttresses for lateral include, but not be limited to; shoreline bank stability, at intervals not exceeding 18-ft on height, depth -of -water at shoreline, subgrade center, where the height of unbalanced fill behind PRELIMINARY - NOT C-4 bearing capacity, length of seawall, block quantities, seawall exceeds 4'-6". FOR CONSTRUCTION etc. SHEET 4 OF G COMPOST SOCKS FOR CHECK DAMS IN DRY LAKE BED STAKES SHALL BE NON —TREATED WORK WHERE INSTALLED IN DRY LAKE BED DURING THE FILTER SOCK, SIZED LAKE DRAW DOWN PERIOD. TO SUIT CONDITIONS. REMOVE PRIOR TO LAKE REFILL FLOW DISTURBED AREA TO BE PROTECTED (WORK) AREA � i IIII III � NOTE: FILTER SOCK SIZED TO SUIT CONDITIONS (SEE APPROVED LIST) CROSS-SECTION DISTURBED (WORK) AREA 102 \ FLOW 10' Iaa COMPOST SOCKS FOR FENCING IN DRY LAKE BED STAKES SHALL BE NON —TREATED WORK WHERE INSTALLED IN DRY LAKE BED DURING THE LAKE DRAW DOWN PERIOD. REMOVE PRIOR TO LAKE REFILL. FILTER SOCK, SIZED TO SUIT CONDITIONS. REMOVE PRIOR TO LAKE REFILL FLOW Yr909 rallEF3I+\II NOTES: 1. ALL MATERIAL TO MEET SPECIFICATIONS. 2. PLACE ONE STAKE AT THE CENTER OF THE DITCH/CHANNEL. ALSO PLACE STAKES AT THE BED/BANK JUNCTION AND AT END OF THE DEVICE NOT SPACED MORE THAN 4 FEET APART. 3. SEDIMENT SHOULD BE REMOVED FROM BEHIND THE CHECK DAM ONCE THE ACCUMULATED HEIGHT HAS REACHED Yz THE HEIGHT OF THE CHECK DAM. 4. CHECK DAMS CAN BE DIRECT SEEDED AT THE TIME OF INSTALLATION. 5. MINIMUM STAKING DEPTH FOR SAND, SILT, AND CLAY SHALL BE 18". AREA TO BE PROTECTED Where the work is performed during the Lake PLAN Draw —Down; A minimum of three (3) rows of temporary Compost Filter Sock shall be provided to separate the work area from the Dry Lake Bed. All temporary Erosion Control Measures shall be removed prior to impoundment refill or at the conclusion of work. FILTER SOCK DETAILS for EROSION CONTROL in 1 DRY LAKE BED DURING LAKE DRAW DOWN C-5 Not to Scale J Copyright 2020 T.E. ALLEN ENGINEERING PC. All Rights Reserved Worldwide. PRELIMINARY — NOT FOR CONSTRUCTION E U E E C O U E E° C V; O C U O O iV �p 00 U p C t W N (V N U U N O. Z 06, U .0 m O_ O C pj C U nC d�UIlIYro.° m U N N Z '^CL V Z V. W o W Z Z ^ v] E Z o z P z w= w m~ ati d w U Q c > Z 0 ai c� o 0 W t U CO, t/1 a� t✓ � ai o C'3 inz 'L"t Ln m J OD = o N rn o LJ �Z �. U 00 7 C U o Q a 0 I 01-30-2021 I C-5 SHEET 5 OF G TURBIDITY CURTAIN SYSTEM ANCHOR SYSTEM AND LAYOUT DETAILS Where the work is performed at Normal Pool Elevation; Use Coffer —Dam Method to create a dry work area. Furnish and install three (3) rows of Turbidity Curtains around the work area, on the wet side of the Coffer Dam. Remove at completion of work. TURBIDITY CURTAIN DETAIL Not to Scale = o REPLACE EXISTING SEAWALL T.E. ALLEN ENGINEERING, PC Prepared for: Joseph J Buttigieg III C/O Appalachian Construction FIRM # C-1997 8. Joseph J Buttigieg III Trustee Residence PO BOX 103 P.O. Box 1087 843 N Club Blvd (B D L53 North Club Blvd) ROSMAN, NORTH CAROLINA 28772 Rosman, NC 28772 Lake ToXaWay, Transylvania County, NC (828) 877-4883 828-553-1702 cell MOBILE (828) 553-3004 jonathan.dodson76@gmail.com PIN: 8512-89-0544-000 email : tealleneng6comporium.net appalachianconstructionofpf@gmail .corn D# * 20202032 Version* 1 Regional Office * Asheville Regional Office - (828) 296-4500 Reviewer List* Kaylie Yankura Pre -Filing Meeting Request submitted 12/29/2020 Contact Name * Contact Email Address* Project Name * Project Owner* Project County* Owner Address: Terry E. Allen, PE tealleneng@comporium.net Replace Existing Timber Seawall with New Concrete Segmental Block Seawall Joseph J Buttigieg III Trustee Transylvania Street Address 843 N Club Blvd Address Line 2 aty Lake Toxaway Postal / Zip Code 28747 Is this a transportation project?* r Yes r No State / Province / Legion NC Country USA Type(s) of approval sought from the DWR: * 401 Water Quality Certification - F 401 Water Quality Certification - Regular Express * Individual Permit F Modification * Shoreline Stabilization Does this project have an existing project ID#?* F Yes r No Do you know the name of the staff member you would like to request a meeting with? Kaylie Yankura Please give a brief project description below.* Replace existing timber seawall (bulkhead) with new precast concrete segmental block seawall. Please give a couple of dates you are available for a meeting. Please attach the documentation you would like to have the meeting about. pdf only By digitally signing below, I certify that I have read and understood that per the Federal Clean Water Act Section 401 Certification Rule the following statements: • This form completes the requirement of the Pre -Filing Meeting Request in the Clean Water Act Section 401 Certification Rule. understand by signing this form that I cannot submit my application until 30 calendar days after this pre -filing meeting request. also understand that DWR is not required to respond or grant the meeting request. Your project's thirty -day clock started upon receipt of this application. You will receive notification regarding meeting location and time if a meeting is necessary. You will receive notification when the thirty -day clock has expired, and you can submit an application. Signature T" f vul a it Submittal Date 12/29/2020