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HomeMy WebLinkAbout20202031 Ver 1_Shoreline Stabilization_20210129tealleneng@comporium.netL•L{� From: laserfiche@ncdenr.gov Sent: Wednesday, January 20, 2021 4:59 PM To: tealleneng@comporium.net Subject: PCN Submittal - REPLACE EXISTING BOATHOUSE & DOCK at VINCENT RESIDENCE Attachments: Pre -Construction Notification (PCN) Form.pdf There has been a problem processing your application. Below will be a list of This can't be accepted until the 30 days has passed from the pre filing which was submitted on 12/29/20. ALSO, WHEN YOU RESUBMIT AFTER THE 30 DAYS, PLEASE USE DWR# 20202031 ver 1. The wrong number was generated on your pre '��eceipt when it was PnrPrPrl __ Fot non -transportation projects please contact Sheri Montalvo at sheri.montalvogncdenr.ov . email was automatically generated by Laserfiche workflow. Please do not respond to this email address, as responses aren't Virus -free. www.av .corn W�11 (\J0T \ L 2�r5J(>rv�1 _ 5 '.) 0 O/N, ; MV4 L_ O-0 c sS RECEIVEDINCDEOIDWR JAN 2 9 2021 ovate+ U $action Permitting 1 J.Of T.E. ALLEN ENGINEERING, PC TERRY E. ALLEN, PE, MSE CONSULTING ENGINEER Post Office Box 103 Rosman, North Carolina 28772 Phone (828) 877-4883 Email: tealleneng@comporium.net Mobile (828) 553-3004 Firm # C-1997 2q, January 4<, 2021 SUBJECT: Engineering Services for 401/404 for new 30'x30' Boathouse Foundation and Dock at Vincent Residence, 906 West Club Blvd, Lake Toxaway, Transylvania County, NC PIN: 8512-93-1886-000 NC DWQ, 401/Wetlands Unit 1650 Mail Service Center Raleigh, NC 27699-1650 Dear DWQ: Enclosed, please find five (5) copies of the 401/404 application (PCN form). A check for the application review fee is also enclosed. This PCN to construct a new 30'x30' Boathouse Foundation at Vincent Residence, 906 West Club Blvd, Lake Toxaway Transylvania County, North Carolina. The work shall be in accordance with attached Sheets C-1 through C-12. Lake Toxaway has a water quality classification of B; Tr. All disturbed areas not to be filled or flooded will be vegetated pursuant to the seeding schedule in the Erosion and Sediment Control Planning and Design Manual. If you have any questions or require any additional information, please do not hesitate to contact me at (828) 877-4883 or email tealleneng@comporium.net. Sincerely, Terry E. Allen, PE, MSE Consulting Engineer RECEIVEDUDENWR Enclosures 5 copies of 401/404 PCN Application Form JAN 2 9 2021 Check for application review fee Water Quality Permitting Section oea Copy Furnish w/ attachment: 401 PERMITTING Kaylie Yankura NCDEQ — Division of Water Resources 2090 U.S. Hwy. 70 Swannanoa, NC 28711 828 296 4685 office 828 2319634 mobile kaylie.yankura@ncdenr.gov NC FISH & WILDLIFE PERMITTING Andrea Leslie Mountain Habitat Conservation Coordinator NC Wildlife Resources Commission 645 Fish Hatchery Rd., Bldg B Marion, NC 28752 828-400-4223 andrea.leslie@ncwildlife.org USACE 404 PERMITTING Mr. David Brown, PG Asheville Regulatory Field Office US Army Corps of Engineers 151 Patton Ave, Room 208 Asheville, NC 28801-5006 828-271-7980 x4232 david.w.brown@usace.army.mil 4 ID#* 20202030 Version* 1 Regional Office * Asheville Regional Office - (828) 296-4500 Reviewer List* Kaylie Yankura Pre -Filing Meeting Request submitted 12/29/2020 ............. _ .... _ ................ Contact Name * Terry E. Allen, PE Contact Email Address* Project Name* Project Owner* Project County* Owner Address: tealleneng@comporium.net NEW BOATHOUSE FOUNDATION & DOCK Live Oak Family Enterprises LLC Transylvania Stree4 kkir.ss 906 West Club Blvd Ack c'>s 1:Jt Ce ty State 1 R ovine 1 Fbgm Lake Toxaway NC R.6W "Zit, tseie Cmintry 28747 USA Is this a transportation project? {" Yes (-- NO Type(s) of approval sought from the DWR: * 401 Water Quality Certification - r 401 Water Quality Certification - Regular Express I-- Individual Permit F Modification F Shoreline Stabilization Does this project have an existing project ID#?* t^ 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.* Construct new 28'x28' Boathouse Foundation and Dock at 906 West Club Blvd, Lake Toxaway, Transylvania County, NC. The Boathouse Foundation will be built into the bank and will not extend into the waters of Lake Toxaway. Please give a couple of dates you are available for a meeting. Please attach the documentation you would like to have the meeting about. ram''Yqy 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. • I understand by signing this form that I cannot submit my application until 30 calendar days after this pre -filing meeting request. r I 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 Teq e. Alleo PE Submittal Date 12/29/2020 DWR Dtrtslon of w'xrer Resuurces Pre -Construction Notification (PCN) Form For Nationwide Permits and Regional General Pennits (along with corresponding Water Quality Certifications) October 26, 2020 Ver 3.3 Please note: fields marked with a red asterisk *below are required. You 411 not be able to submit the form until all mandatory questions are answered. Also, N at any point you wish to print a copy of the C-PCN, all yet, need to do is right -clink on the document and you can print a copy of the form Below is a link to the online help file. htips:!edocs.deq.nc.govl'PJaterResources/0/edoc/G24"104/n.NM;20Help9%20File:<202018-1,30.pdf A. Processing Information County (or Counties) where the project is located:* Transylvania Is this a NCDMS Project°• r Yes r No (Sd: YES.:atly it tZ'IX•aE s uw c;x.Y'e:a'0 ,x aaFKiicxx. Is this project a public transportation project?* r Yes f• No Ibis s .xly pAil, ftmi i. icy, m;re pal skzte x fxleral furr}s read, rat, v. ixA traikiM. t w i rx:ger, Ia. Type(s) of approval sought from the Corps:* P Section 404 Permit (wetlands, streams and waters, Clean Water Act) 1- Section 10 Permit (navigable waters, tidal waters, Rivers and Harbors Act) Has this PCN previouslybeen submitted?* r Yes IT No 1b. What type(s) of permit(s) do you wish to seek authorization?* 9Nationwide Permit (NWP) (.- Regional General Permit (RGP) r- 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?* r- Yes i— No Nationwide Permit (NWP) Number: 18 - Minor Discharges NWP Numbers (for multiple NWPS): 18 - New Boathouse Foundation & Dock (Replace and enlarge westing Boathouse Foundation) list : N:t'rturt n s •1c.; ,ire; Mrs'yin ; ar nix m tY:e d:xx: clrrn•n list. 1d. Type(s) of approval sought from the DWR:* 9 401 Water Quality Certification - Regular r- Non-404 Jurisdictional General Permit j- Individual Permit C 401 Water Quality Certification - E)fress r Riparian Buffer Authorization Before submitting this form please ensure you have submitted the Pre -Filing Meeting Request Form as we Wit not be able to accept your application Wihout 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 rertification request. Click here to read more information on whey. this form is needed prior to application submission or here to view the form. IDN 20202030 Version 1 17 Pre -fling Meeting or Request Date 1 /2112021 Attach documentation of Pre -Filing Meeting Request here:* DWR Pre -Filing Meeting Request Form Confirmation.pdf le. Is this notification solelyfor the record because written approval is not required? For the record only for DWR 401 Certification: For the record only for Corps Permit: r Yes r No r Yes r No 1f. Is this an after -the -fact permit application?* r Yes IT No 1g. Is payment into a mitigation bank or in -lieu fee program proposed for mitigation of impacts? ., e�.E'_J......, �c�e:'• r x�. �.i�. as t i.lr .,;��1 usn': r Yes r No Acceptance Letter Attachment 1h. is the project located in any of NC's twenty coastal counties?* r Yes r No 1j. Is the project located in a designated trout watershed?* r Yes r No 152. ,4KB You must submit a copy of the appropriate Wildlife Resource Commission Office. Link to trout information: nff rout.aspx B. Applicant Information la. Who is the Primary Contact?* Terry Allen, PE. 1 b. Primary Contact Email,.* tealleneng@comporium.net 1d. Who is applying for the permit?* j7 Owner le. is there an Agent(Consultant for this project?* r Yes r No 2. Owner Information 2a. Name(s) on recorded deed:* Live Oav Family =nterprisrs L.LC 2b. Deed book and page no.: Date: 11/2020 Book: 00950 Page: 0723 Plat Book20 Page: 418 2c. Responsible party: Benn Vincent & Amanda Mncent 2d. Address* ..r. v, ;t A r.-,.. 906 `Nest Club Blvd. Lake Toxamy. , 28747 2e. Telephone Number.* (2251241-5843 2f. Fax Number: 1 c. Primary Contact Phone:* (828)653-3004 W Applicant (other than owner) NC .2a�rry USA 2g. Email Address:* amand avincen t@me. coin 3. Applicant Information (if different from owner) 3a. Name:* Benn Vincent & Amanda Vincent 3b. Business Name: 3c. Address* 906 West Club Blvd. .,.�,<<as Lake Toxaway NC , 287,17 USA 3d. Telephone Number:* (225)241-5843 .< vxv..xxxt 3e. Fax Number: n <x<z 3f. Email Address:* a man d avin cen t@rne. corn C. Project Information and Prior Project History 1. Project Information Ia. Name of project:* REPLACE EXISTING BOATHOUSE & DOCK at VINCENT RESIDENCE 1b. Subdivision name: arier: Lake Toxawry Estates 1 c. Nearest municipality I town:* Brevard 2. Project Identification 2a. Property Identification Number: 2b. Property size: 8512-93-1886-000 0,'34 2c. Project Address 906 West Club Blvd Lake Tuxaway NC 287'r2 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 howthe location was determined. (For example, most mobile phones with GPS provide locationai precision in decimal degrees to map coordinates to 5 or 6 digits after the decimal place.) Latitude:* Longitude:* 35,12 4415 -82.951370 3. Surface Waters 3a. Name of the nearest body of water to proposed project: Lake Toravray 3b. Water Resources Classification of nearest receiving water:* B--Trout Surface Waier Lcx*up 3c. What river basin(s) is your project located in?* Savannah 3d. Please provide the 12-digit HUC in which the project is located.* 030601:010101 River Basin Lookup 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:* This home site located in Torawy Estates, a private residential development in western Transylvania County, NC. The lot borders Lake Toxaway which has a classification of B: Trout. The general land use is residential. There is an existing seawall (Bulkhead) along the shoreline. A portion of the existing seawall will be. removed as necessary to install tine new boathouse foundation. 4b. Have Corps permits or DWR certifications been obtained for this project (including all prior phases) in the past?* r Yes r No rf Unknown 4d. Attach an 8 112 X 11 excerpt from the most recent version of the USGS topographic map indicating the location of the project site. (for DWR) 4e. Attach an 8 112 X 11 excerpt from the most recent version of the published County NRCS Soil Survey map depicting the project site. (for DWR) 01x try ;yti.,.. ;x:tn Y;2'.�J _3•x; .�•o_d ;:rsr ^x;� 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 , .. f...,,. ':,l: ix- alj 4h. Explain the purpose of the proposed project: * This Project Is to construct a New 30`Z30' Boathouse Foundaiion. New work to be in accordance with Sheets C1 through C12, The boathouse foundation: work wilt be performed "IN THE DRY' using a coffer darn: tO create a dry w.nrk area. Where the work is performed during the upcoming Lake draw -down, ifimporwy Compost Socks and Stone Check Dam, shall be used for erosion control around the work area. All Temporary Erosion Control Measures shalt be in accordance width the latest edition of the NC EROSION and SEDIMENT' CONTROL PLANNING and DESIGN M"VJUAL. A minimum of three (3) rows of tentEtorary COmpnst Socks shall be provided to separate the work area from the dry Lake Bed. All temporary Erosion Control lo1easures shall be rearived prior to impoudment refill or at. the conclusion of Boathouse Foundation work. Ail Trout Buffer disturbance shall be repaired in accordance with the NCDEQ-DLR Trout Buffer and Riparian Area planting requirements. See attached Sheet C3 for location of vmrk. 41. Describe the overall project in detail, including indirect Impacts and the type of equipment to be used: BOATHOUSE FOUNDATION. Work shall be performed "IN THE DRY" using a coffer dam to create a dry .wrk area. Three (3) ravr- of Turbady Curtains shall be used in addition to the Coffer Dam. To comply Stith Water Quality requirements, the workwill be performed in the dry. Where a coffer dam is used, the •.wrk area all be dewatered by pumping. All deeatering discharge shall have a turbidity of not more than 10 N'TUs above background or as otherwise, specified in D:^JQ's Turbidity Standards (15A NCAC 028.0211(3.)(k.)). To satisfy the required turbidity lirnit, the dewatering pump discharge shall be filtered through a Bag Filtration Unit equal to Model BF-400 front Rain -for -Rent with a 100 to 1 micron nornmal rating (P.O.C. at Rain -for -Rent is .krermly at. 70 4-393-3345). The turbidity level of all discharge shalt be monitored with calibrated turbidity meters and the filtration equipment shall be: adjusted as necessary to insure compliance •Wth Water Quality Standard,. The eater around the dredging areas shall liko•.Mse he mrn!tored wrath calibrated turbidity meters and the turbidity Curtains shall be adjusted as necessary to insure compliance wrath Water Quality Standards. tAbere the. nark is performed during the upcoming lake draw+dowm. tempos wy Compost Sock and Stone Check Dams shall ho used for erosion control around the work area. All temporary Erosion Control Measures shall be in accordance with the latest edition of the NC EROSION and SEDIMENT CONTROL PLANNING and DESIGN MANUAL. Unewed concrete shall not be allowed to Mine into direct contact with surface •"raters. This will tie accomplished by establishing a'dry work area" as described above. "High Early' remontious material shall be in the stone, work to minimize c v ng time. Water Quality around the work areas shalt be monitored with calibrated turbidity meters. The coffer dams and turbidity curtains shall be adjusted as necessary to insure compliance with Water Quality Standards. Furnish and install multiple layers of turbidity curtains as necessary to insure regulatory compliance. Permanent Fill (i.e., riprap toe protection) shall not exceed 25 cubic yards meeting the following requirements; (a) The quantity of discharged material and the volume of area excavated do not exceed 25 cubic yards belo•wthe plane of the ordinary high •mater mark or the high tide line, (b) The discharge will not cause the loss of more than 1110-acre of ,'raters of the United States. and (c) The discharge is not placed for the purpose of a stream diversion. No disturbancewithin existing Vegetated Trout Buffer. Provide Turbidity Curtains around work area to maintian vJater quality. See attached Sheet C3 for location of :wrk, Water Quality around the work areas shall be monitored with calibrated turbidity meters. The coffer dams and turbidity curtains shall be adjusted as necessaryto Insure compliance with Water Quality Standards. 4j. Please upload project drawings for the proposed project. Cl.pd= 176.42KB C2.pdr 165.12KB cs.pdf 40A 8KB C4.pdr 55.62KB C5.pd`: 1 I1.32KB Cfi.pd` 98,31 KB CT.pdf 69.2KB C8.pdf 161AKB C9.pd`: 62.3KB C10.pdf 61.54KB C! 1.pdf 101.9KB C12.odf 129.4KB 5. Jurisdictional Determinations 5a. Have the wetlands or streams been delineated on the property or proposed impact areas?* r Yes r No r. Llnknovm Comme nts: 5b. If the Corps made a jurisdictional determination, what type of determination was made? r Preliminary r Approved r Not Verified r Unknown r WA Corps AID Number: 5c. If 5a is yes, who delineated the jurisdictional areas? Name (if known): Agency/Consultant Company: Other: 5d1. Jurisdictional determination upload a�: r•; ..;�.r t,r:ems- 6. Future Project Plans 6a. Is this a phased project?* r Yes r 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 1 a. Where are the impacts associated with your project? (check all that apply): f Wetlands r Streams -tributaries l— Buffers 9 Open Waters r 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. ...._ ._. ....... ._.........__ ............... _......_ ...... .. ...._..._. ..... 4a. Site ii* ('i 4a1. Impact Reason 4b. Impact type * R' 4c. Name of waterbody (?: 1 Temporary Coffer Dam I. T ', LaKe Tomway fer Boathouse i Foundation 60 Linear ...... ..........__ - --. _.__.... 2 r.T'P')rar" Tu. bidity T Lake Toxaway rtain to Repai aAnt, 6`J Linear ar Ft .... 4d.Activity type * 4e.Waterbodytype* 4f Impact ;� I Pe manent Boathouse P la�e Toxa%wny FiIE _aka 0.06 t o ndaion 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: The work nwy be perforated While the lake is at normal pool elevation, or during the upcoming Lake Draw-dovat. 1.0 Work Wit be accomplished "in the dry' by installing a temporary Coffer Dam around the proposed work area. Three (3) rows of Turbidity Curtains shall be installed in addition to the Coffer Darn. The dematerinq discharge V411 be filtered to DWQ Water Quality Standards prior to release. Turbidity Curtains to remain in plane until work is rumple±e and t.. turbiri ty in the work area :s lass Than 10 NTUs arrive barkyrnund. 2.0 Where the vprk is performed during the upcoming Lake dravadown, temporary Compost Socks and Stone Check Dams shall be used for erosion control around the work area. All temporary Erosion Control Measures shall be in accordance •wi it the latest edition of the NC EROSION and SEDIMENT CONTROL. PLANNING and DESIGN MANUAL. 1. Avoidance and Minimization 1a. Specifically describe measures taken to avoid or minimize the proposed impacts in designing the project:* The wurk will be performed while the lake is at normal pool elevation. 1.0 York Wit be accomplished "in the dry" by installing a temporary Coffer Dam around the proposed work area, The dewaterng disc:^:arge soil be filtered to DWQ Water Quality Standards prior to release. 2.0 Work will be accomplished "in the dry' by installing a ternporary Coffer Darn around the propose, '1 work area. Three (3) rows of Tuibir,,ity Curtains shall be installed in addition to the Coffer Dam. The dewatering discharge'aAli be filtered to DINQ Water Quality Standards prior to release, Turbidity Curtains to remain in place until wwrk is complete and the turbid€ty in the work area is less than 10 NI Ik above background. 3.0 Where the work is performed during the upcoming Lake draw -down, temporary Compost Sock and Stone Check Dams shall be used for erosion control around the work area. All temporary Erosion Control Measures shall be in accordance with the latest edition of the NC EROSION and SEDIMENT' CONTROL PLANNING and DESIGN %4ANUAL. 1b. Specifically describe measures taken to avoid or minimize the proposed impacts through construction techniques:* Turbidity Curtains & Filter Socks. See attached Draw!ngs. 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? r Yes r No 2b. If this project DOES NOT require Compensatory Mitigation, explain why. NC Stream Temperature Classification, Maps can be found under the Mitigation Concepts tab on the Wilmington District's RIBITS website. — Recent changes to the stormwrater rules have requ?red 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? r Yes r No For a list of options to meet the diffuse flow requirements, click here. If no, explain why. Boathouse foundation will be constructer': into the bank. 2. Stormwater Management Plan 2a. Is this a NCDOT project subject to compliance with NCDOTs Individual NPDES permit NCS000250?* r Yes IT No 2b. Does this project meet the requirements for low density projects as defined in 15A NCAC 02H .1003(2)? * r Yes r No To look up low density requirement click here 15A NCAC 02H .1003(2j. 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 (federalistate) land?* r Yes r No 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 21-1.1300), or DWR Surface Water or Wetland Standards or Riparian Buffer Rules (15A NCAC 2B .0200)? * r Yes r 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?* P 1 ( p Y P P 1 P P Y 9 Y� r Yes r No 3b. If you answered "no," provide a short narrative description. N.A. 4. Sewage Disposal (DWR Requirement) 4a. Is sewage disposal required by DWR for this project?* r' Yes r No r WA 5. Endangered Species and Designated Critical Habitat (Corps Requirement) 5a. Will this project occur in or near an area with federally protected species or habitat?* r Yes r No 5b. Have you checked with the USFWS concerning Endangered Species Act impacts?* r Yes r No 5d. Is another Federal agency involved?* r Yes r• No r Unknown 5e. is this a DOT project located within Division's 1-6? * r Yes r No 5f. Will you cut any trees in order to conduct the work in waters of the U.S.?* r Yes r No 5g. Does this project involve bridge maintenance or removal?* r Yes f• W tank to the Nw _C'. SI..�C-S dcx:urrient: trctp:tiscruawtus+ce.army.rr,ii;NLE:sl1-3C�17-siS+�eri_N(.t43 .St.OF'ES3aigis.(.xtf 5h. Does this project involve the constructionlinstallation of a wind turbines)?'* f Yes r No 51. 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.?* r Yes r No 5j. What data sources did you use to determine whether your site would impact Endangered Species or Designated Critical Habitat? .NA Consultation Documentation Upload 6. Essential Fish Habitat (Corps Requirement) 6a. Will this project occur in or near an area designated as an Essential Fish Habitat?* r Yes r• No 6b. What data sources did you use to determine whether your site would impact an Essential Fish Habitat?* NA 7. Historic or Prehistoric Cultural Resources (Corps Requirement) Link to the State hBstoric Preservation Office historic, Properties Map (does net include archaeological data: http:rr;�is.neder,gov,hpnvx:b; 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)?* r Yes r No 7b. What data sources did you use to determine whether your site would impact historic or archeological resources?* NA 7c. Historic or Prehistoric Information Upload Cis Ls,_0: r_I:.iitz .r 'rki-r t ;.X,; ry B. Flood Zone Designation (Corps Requirement) Link to the FEMA Floodpiain Maps: htip�ti,•?rnsc:fen:a.govlportalisearch 8a. Will this project occur in a FEMA-designated 100-year floodplain?* r Yes r No 8b. If yes, explain how project meets FEMA requirements: FEMA No -Rise Evaluation 8c. What source(s) did you use to make the floodplain determination? FEMA FIRM Miscellaneous Comments Miscellaneous attachments not previously requested. 7cx C,r;d;Y:es txAl,n x^i'.xI.-Ir fte.;. 3 .x:urznfl nu:st'rat FfY:s' Signature * 9 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 knovtedge and belie`: and Tfte project proponent hereby requests that the certifying authority review and take action on this CWA 401 certification request Within file 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 NO 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 file same way as a :ditten signature; AND • I intend to electronically sign and submit the PCN form. Full Name:* TERRY E. ALLEN, PE (Consultant, signing for the Property O"ner) Signature * A 5 rt,tjY ° /;r ,,� Date i i l 5/2021 3. Endangered Species and Designated Critical Habitat (Corps Requirement) 5a. Will this project occur in or near an area with federally protected species or habitat? El Yes No 5b. Have you checked with the USFWS concerning Endangered Species Act impacts? ❑Yes No 5c. If yes, indicate the USFWS Field Office you have contacted. ❑ Raleigh ❑ Asheville 5d. What data sources did you use to determine whether your site would impact Endangered Species or Designated Critical Habitat? 6. Essential Fish Habitat (Corps Requirement) 6a. Will this project occur in or near an area designated as essential fish habitat? ❑Yes ® No 6b. What data sources did you use to determine whether your site would impact Essential Fish Habitat? 7. Historic or Prehistoric Cultural Resources (Corps Requirement) 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 ® No 7b. What data sources did you use to determine whether your site would impact historic or archeological resources? 8. Flood Zone Designation (Corps Requirement) 8a. Will this project occur in a FEMA-designated 100-year floodplain? ❑ Yes ❑ No 8b. If yes, explain how project meets FEMA requirements: 8c. What source(s) did you use to make the floodplain determination? Benn Vincent & Amanda Vincentqz?ltwl� ApplicanttAgent's Printed Name (J4 A4 ( Date Applicant/AgenY ig ature (Agents signature is valid only if an auth h2ation letter!fepplicant is provided.) Page 13 of 13 PCN Form — Version 1.3 December 10, 2008 Version 906 West Club Blvd., Lake Toxaway, NC 1.0 This Project is to replace the existing Boathouse Foundation and Dock. 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 028.0211 (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. © Copyright 2020 T.E. ALLEN ENGINEERING PC. All Rights Reserved Worldwide. PRELIMINARY — NOT FOR CONSTRUCTION Co 0 00 ++ ^ U c v u 3 C — C o v 3 v= o ss _J M C L � v2ai�,. w ac�o I c V �3a Ncv C C M N C O a m(om�- E a co z � w 'g S S z was J J - Li I.—C LJ V) O = U O o0 a v U w U e•m'c � L) Q 0 TU y rn W od pa, 3a a� X w > o O c, w c� 12-m-2020 C-1 SHEET I Or 12 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 rebar 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 127 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 construction area. Provide all required erosion control features prevent sediment form entering surface waters or increase turbidity. When the work is performed during the lake draw down, the minimum erosion control feathers shall include; three (3) rows of silt fence, stone check dams, temporary stone construction entrance, sediment traps, hay bails, etc. All temporary erosion control measures shall be removed prior to lake refill. 00 0 00 0 c p L U ; C cb — oo c ox o J M N w E 2 �N Q -o I c -0c o N .> C N a mcNom� v a � c� LU z � z B J � 3 U W O z z Q V � C O 8g �D U �3> wb�3 �p T O C, R a w > o > j F v O a W Rr h— oa« 12-20-2020 C-2 SHEET 2 OF 12 NOTES LAKE TOXAWAY Where the work is performed during the 0 Lake Draw -Down; A minimum of three All Trout Buffer — (3) rows of temporary Compost Filter dis disturbance shall be Normal Pool Elev. Sock shall be provided to separate the re p aired in accordance 3010 + (-) work area from the dry Lake Bed. All with the NCDEQ-DLR Trout temporary Erosion Control Measures Buffer and Riparian Area shall be removed prior to impoudment planting requirements. refill or at the conclusion of work. SEE SHEET C-11. 2.0 The new Boathouse Foundation shall meet all Where the work is performed at Normal LTCA and State On -Site Pool Elevation; Use Coffer -Dam Method Wastewater Setback 18� to create a dry work area. Furnish requirements. and install three (3) rows of Turbitity 3.0 The New Boathouse .�� s' Curtains around the work area. SEE Z will change the shoreline. N. 8y� SHEET C-12. a The New Shoreline (lake water) to remain 50-Ft • The corner of the New Boathouse minimum from any part of „^r`"" �'•.� Foundation Wall shall be coinside a the existing septic system. with coner of the existing V I boathouse. New Boathouse shall 4.0 Boathouses shall comply Qc F e o o not be closer to the Property Line F wiht the most current LTCA q d 'o. �Xi c� than the Boathouse. z an e ex requirements. a C 5.0 NEW DOCK shall �- �- NEW 30'x30' BOATHOUSE: Replace comply with Section R327 0 _ Maintain 50-Ft -J existing Boathouse foundation with of the 2018 NC Residential d a NEW 30'x30' BOATHOUSE Building Code. No iu� setback from Lake ,; FOUNDATION. The NEW BOATHOUSE concrete footers for ,v Water to septic x shall be located within the Pilings. _ r system. Contractor's Land i..; ao ij a footprint of the existing Boathouse 6.0 Limitation of Liability. o �, o N Surveyor shall field Y .� to the extent practicable. No portion of the new Boathouse, B accepting this Y P 9 a r locate septic including the roof overhang and engineering document, the 0 '� system and footer projections, shall extend Owner, Contractor and �� property lines prior across the adjacent property line. any others to whom it is i to beginning work. ; distributed, agree to a strict limitation of liability ; for TERRY E. ALLEN © Copyright 2020 T.E. ENGINEER, Terry E. Allen ALLEN ENGINEERING PC. PE, T.E. ALLEN All Rights Reserved ENGINEERING, P.C., and its Worldwide. employees to an amount not to exceed $25,000.00 or one-half the total KTPARTIAL SITE PLAN amount of paid invoices, - for BOATHOUSE whichever is less. Not to Scale ro 0 w 0 o U ; C c o c= o c .J C t , N �O E 2 U Q c o 3 i7 gdirN• c N N N v N C E Q. mcom.. a c� FIR z � W g z ? 1 E UJ S m z $ J _ a Li O U = z y v� U o Y c—.� o VU 8-M o w m �3F �� .. od O°0' Aa N X w � o > F Y O w u-29-2NO C-3 SHEET 3 OF 12 Z 0 to A 0 (D Tr l-) o Cn Z' I oD o z m O m I C I mm Zv Iv o0p n F- f II coD 0 IF ��mgm 0 m O O I O D I O O I p o I-n gI Z Io of Zo IO m z ;I m IA FA mo I� z I ZD I >I L — _ — — — EDGE—OF—FO TER— — — _ _ — J II BACKFILL SIDE OF WALL 30'-0" — — — — — — — — — — — — — EDGE—OF—FOOTER c� v� o D �� Adjust location of Co m o Boathouse as required to `� Z.ac avoid Property Line ,to encroachment _ m ^ REMOVE & REPLACE BOATHOUSE $1,Ct DOCK T.E. ALLEN ENGINEERING. PC Prepared for: Benn & Amanda Vincent FRM / C-1997 Live Oak Family Enterprises LLC PO BOX 103 6232 Windrush Hollow o 906 west Club Blvd Ros", NORTH CA"" I'm Baton Rouge, Louisiana 70808 Lake Toxaway, Transylvania County, NC (828) 877-4683 (225) 241-5843 PIN: 8512-93-1886-000 MOBILE (828) 553-3004 benn.yincent®keonmiller.com anal : teabnmyoca�P��• omandovincent®me.com SPECIAL NOTE 1. ADDITIONAL STRUCTURE REQUIRED TO SUPPORT BOAT LIF AND BOAT. ALL ADDITIONAL STRUCTURE TO BE DESIGNED BY THE BOAT LIFT MANUFACTURER. New Dock in accordance with SECTION R327 of 2018 NC Residential Code, and LTCA Architectural Review Standards, I PT JST 0 16" O.C. 10 CONCRETE FOOTERII SEE DETAIL & SPECIFICATIONS ON SHEETS C-7, C-8, C-9 & C-10. Foundation undercut may be required if unsatisfactory or unstable material is encountered. See requirements of Sheet r_A BOAT SUPPORT BEAMS; Two (2) W14x43 Steel Beams spaced to accommodate Boat Lift. Max Dry Wt of Boat not to exceed 6,000 LBS. Do not support Boat(s) or Boat Lift from Floor Joists. 2x12 PT ripped at Structural roof diagonal and attached decking & sleeper to top of each Joist. Waterproof Membrane with 30—Year Warranty Floor Joists; 5.25"xl4'" Level 1 Wolmarilized Parallam 2x12 PT Blocking between Joists at L4x4xj" x 4"—Long- 4—Ft on center. Galy Steel Clip Angle with J" Galy Floor Joists; 5.25"x14" Level 1 Bolt each leg. Wolmanized Parallam (Pressure Typical each end of Treated) at 16" on center. each Joist. 24" (+/—) Freeboa Normal Pool Elev. — 1 BOATHOUSE FOUNDATION WALL SECTION C-5 Not to Scale Provide Handrails &I Guardrails per Code. (2) 1.75"x24" PT Rim Band 2" Thru Wall drain pipe at 8—Ft on center. Provide Foundation Waterproofing for below —grade portic of FND Wall. �. a \ 3 Bockfill Foundation z Wall with #54 cleal stone to within 2—FT of Finish Grade. c Provide non —woven w needle punched geotextile fabric o between stone fill and earth/soil. © Copyright 2020 T.E. ALLEN ENGINEERING PC. All Rights Reserved Worldwide. PRELIMINARY — NOT FOR CONSTRUCTION CO 0 ao 0 ., r, c o W U — c 0.2 = >o o= o C N C 0 E 2 6,Lo Qc30 1 c V 3 N a c N c 2y CM— C-4 C N N o N a m ca , m. a A C7 W z - CD x3 W SW LAJ z $ J '3 a' W Ci ] O U z z d u _ ._1 G y v U 8 W &m C U > > Q O TU rn c'sZ pa. 3p 06 N X W > o O A w C-5 SHEET 5OF 12 #4 Bars @ — 12" O.C. each way, compression face steel SI TE RETAINING WALL BEHIND THE BOAT DOCK TO HAVE STONE VENEER. SE SHEETS C-3 ;& C— 4. 3 L © Copyright 2017 Terry Allen PE, T.E. ALLEN ENGINEERING PC, Terry E. Allen Engineer. All Rights Reserved Worldwide. 2" CL 0 Z LL Vertical Wall Reinforcing, Tension Face, See Table W1 Horizontal Wall Reinforcing, Tension Face, See Table W1 Backfill wall w/ #57 clean washed stone. Stone fill to extend to within 2—ft of grade. Top 2—ft of fill to be satisfactory top soil. Provide Non —woven needle —punched geotextile fabric between stone and soil backfill. Vertical Dowel Bar, size and spacing to match Tension Face Vertical Wall Bar, See Table W1. Lap Splice to be 60 bar diameters. 4" Dia HDPE perforated drain pipe, routed to daylight. 2" Dia Sch 40 PVC thru—wall drain pipe 0 5—ft on center. Cover fill side of pipe with galvanized hardware cloth to prevent loss of stone fill thru pipe. I 1 I I CONCRETE FOOTER A B All footers shall bear on satisfactory & stable insitu material having a minimum bearing u capacity of 2000 PSF Anti —Slide Key required where footer bears on soil. #5 Vertical Keyway Dowel Bar ® 12" O.C. & #5 bottom bar continuous. Anti —Slide keyway may be omitted where footer is pinned to rock. CONCRETE RETAINING WALL - MITCHELL RESIDENCE Not to Scale PRELIMINARY — NOT FOR CONSTRUCTION 00 0 ao 0 0 o U ; — O �0v — — ai am:0 C J a+ C 0 E2'a a0 (U.S S N' O C M C N N N a mwm.. CL c� z � W o z W R 2d W J a Q U Id W I.—� W 'n O U = z L T 0 � ybUoo U y D ,a co u0 85 W ro �3 prn 3pz^ a� X W > o > F- 0 A � a W or +x-n-amo C-6 SHEET 6 OF 12 © Copyright 2020 Terry Allen PE, T.E. ALLEN ENGINEERING PC, Terry E. Allen Engineer. All Rights Reserved Worldwide. TABLE W1 — WALL DIMENSIONS & REINFORCEMENT WALL HEIGHT "H" (Feet) WALL THICKNESS "W" (Inches) TENSION FACE VERTICAL WALL BARS HORIZONTAL WALL BARS 4 8 #4 ® 9" O.C. #4 ® 12" O.C. 5 8 #4 ® 9" O.C. #4 ® 12" O.C. 6 8 #5 ® 9" O.C. #5 ® 12" O.C. 7 12 #5 ® 9" O.C. #5 ® 12" O.C. 8 12 #6 @ 9" 0. C. #6 ® 12" 0. C. 9 12 #6 ® 9" O. C. #6 @ 12" O.C. 10 12 #6 ® 6" O.C. #6 ® 12" O.C. 11 14 #6 ® 6" O.C. #6 ® 12" O.C. 12 14 #6 ® 6" O.C. #6 ® 12" O.C. TABLE F1 — FOOTER DIMENSIONS & REINFORCEMENT WALL HEIGHT "H" (Feet) FOOTER WIDTH "B" (Feet — Inches) FOOTER TOE "C" (Feet — Inches) FOOTER THICKNESS "T" (Inches) FOOTER REINFORCING STEEL LONGITUDINAL FOOTER BARS (TOP & BOTTOM) TRANSVERSE FOOTER BARS (TOP & BOTTOM) 4 3'-0" 1'-6" 12" 1 4 #5 #4 @ 9" O.C. 5 4'-0" 2'-6" 12" 5 #5 #4 ® 9" O.C. 6 4'-6" 3'-0" 12" 6 #5 #5 ® 9" O.C. 7 5'-0" 3'-0" 12" 7 #5 #5 ® 9" O.C. 8 5'-6" 3'-6" 12" 7 #5 #6 @ 12" O.C. 9 6'-6" 4'-0" 12" 7 #6 #6 ® 9" O.C. 10 7'-0" 4'-6" 12" 8 #6 #6 ® 9" O.C. 11 7'-6' 5'-2" 12" 9 #6 #6 ® 9" O.C. 12 8'-6" 6'-0" 12" 10 #6 --+#6 ® 6" O.C. CONCRETE RETAINING WALL DIMENSION & REINFORCING — MULLETT RESIDENCE Not to Scale PRELIMINARY — NOT FOR CONSTRUCTION co 0 00 0 ., r- o U ; C cot — off' am:o' J is c0c j y QO C w C 2 �� C '0Q c o c U 3a N. y CMa6 C.4q a` m ttoo 03 a co FIR CD 'b z w g ro w Q7 U W H C U = z T C S y b U 8 jy] L) W c ono U C Q Q TU y rn 0= o �Z od 0- �a r� o > a H Y w b— C-7 SHEET 7 OF 12 MOTES A SpEUMCaMNS W CONCRETE FOUHUAIM RETA H8 MLL bT BOATHOUSE 1. All work shall be in accordance with the 2018 edition of the North Carolina State Residential Building Code, ACI 301 — Specifications for Structural Concrete for Buildings, ACI 318 — Building Code Requirements for Structural Concrete, AC1 306 — Cold Weather Concreting and all other applicable codes, ordinances, and regulations. 2. Assumptions: Weight of assumed backfill = 115 pcf Soil Bearing Capacity = 2000 psf 3. EXCAVATION, FILL AND BACKFILL FOR Retaining Walls Only satisfactory material shall be used for fill or backfill behind retaining wall. Satisfactory material for fill or backfill supporting building foundations and/or slabs shall be limited to materials classified in ASTM D 2487 as GW, GP, GP —GM, GW—GM, GC, GP —GC, SW, SP, SM, SW—SM, SC, SW —SC, SP—SM, or SP—SC. 4.0 CAST —IN —PLACE CONCRETE — Concrete shall have a 28 day compressive strength of 4000 psi and shall have 5 to 7% entrained air. No water shall be added to fresh concrete on site. A super —plasticizer add mixture, specified by the concrete mix designer, may be added on site to increase slump; directions shall be printed on each trip ticket. All trip tickets shall be maintained by the Contractor as part of the project record. NO WATER SHALL BE ADDED TO THE FRESH CONCRETE ON SITE. 4.1 COLD WEATHER CONCRETE REQUIREMENTS — See ACI 306. 4.1.1 Adequate equipment shall be provided for heating concrete materials and protecting concrete during freezing or near —freezing weather. 4.1.2 All concrete materials and all reinforcement, forms, fillers, and ground with which the concrete is to come into contact shall be free from frost. 4.1.3 Frozen materials or materials containing ice shall not be used. 4.1.4 The ambient temperature shall be 40 degrees F and rising before concrete beginning concrete placement. 5. REINFORCING STEEL 5.1 Reinforcing steel shall conform to ASTM A615, grade 60 (fy=60,000 psi) and shall have standard deformations. All lap splices shall be 60 bar diameters unless otherwise noted. 5.2 All reinforcing steel shall be accurately and securely tied and anchored in place to prevent dislocation during the placement operation. 5.3 Provide corner bars, 48 bar diameters x 48 bar diameters, at each continuous footing and foundation wall corner. 5.4 Provide 2" clearance for all wall steel. All footer reinforcing bars shall have a minimum of 3" of concrete cover. 5.5 Size & spacing of Vertical Hook Dowels shall match the Vertical Wall Steel. 6.0 CONTROL JOINTS — Provide control joists in retaining wall at intervals not exceeding 20 feet. 7.0. STEEL HARDWARE — Steel connectors on exterior applications shall be hot dipped galvanized or stainless steel. Steel connectors on interior applications shall be primed or power coated. 8.0 FOOTERS — All footers shall bear on satisfactory insitu material. No portions of the foundation shall bear of fill dirt or fill soil. Contractor shall verify that the site has stable geotechnical conditions. Top 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). © Copyright 2020 Terry Allen PE, T.E. ALLEN ENGINEERING PC, Terry E. Allen PRELIMINARY — NOT Enqineer. All Rights Reserved Worldwide. FOR CONSTRUCTION co 0 0E .. 0 c v c c_ o v = o 5 o= o t J C M o E2rn� a c o g N qd 3 N ._ v c N 0 .. c 0 N N O N a. M ca M — v a � UJ w m m�J al L,.i TO U y T Q .5 c O o0 Y Savo W O/ LJ TU u>'i T Orn06 �a x LJ o O a w C-8 SHEET 8 OF 12 MAINTAIN FULL LATERIAL SUPPORT FOR ALL WALLS AT ALL TIMES DURING AND AFTER CONSTRUCTION. TEMPORARY LATERAL SUPPORT #3 STIRRUPS ® 6" ON CENTER IN CENTER FOR WALLS REQUIRED. SECTION WHERE L > 4-FT. #3 STIRRUPS ® 3" ON #3 STIRRUPS ® 3" ON CENTER FOR 24-INCHES. (L = S + 24") II CENTER FOR 24-INCHES. Minimun 1 . I ! L� ■ I . - Header Beam Depth shall not be less than - 16" Frs� -�1 12„ U J Z Q Z W d O W J U S CLEAR OPENING (S), VARIES, 12' MAX CAST —IN —PLACE REINFORCED CONCRETE HEADER BEAM at BOATHOUSE WALL OPENINGS Not to Scale #5 x 24" REBAR PLACED AT 45-DEGREE ANGLE IN EACH CORNER OF EACH OPENING, LOCATED 2-INCHES FROM CORNER (i.e., 2" min concrete cover). Concrete wall See Sheet C-6. CONDITIONS FOR USE OF THIS PLAN. All other work that may be required, but not shown herein, shall be designed by the Other. By accepting this Plan, you and any others to whom the Engineer's plans, reports, and work products are distributed, agree to a strict limitation of liability for Terry E. Allen PE, T.E. ALLEN ENGINEERING, P.C., and its employees to an amount not to exceed $25,000.00 or one-half the total amount of paid invoices, whichever is less. DO NOT SCALE DRAWING w 0 0 c o c c, ; v C o •- 6 y vx o' � J M c � � O �y a0 O E 7 'v C 2 Lo Q 0 - c 3 I. c N d N N v N C E o a]com.. a co z � W W W S Wes$ -1 �' a < 1 is V W H 2 z T GL� U 00 �p T 06 prn Xn. W > O O W ,.�. 001c 12-20-2020 C-9 SHEET 9 OF 12 REINFORCING STEEL. Grade 60 and shall have standard deformations. CONCRETE. Concrete shall have a minimum compressive strength of 4000 psi at 28 days and shall have 5 to 7% entrained air. MAINTAIN FULL LATERIAL SUPPORT FOR ALL WALLS AT ALL TIMES DURING AND AFTER CONSTRUCTION. TEMPORARY LATERAL SUPPORT FOR WALLS REQUIRED. o k >O Ox nto -0 ;7 rZ — y M. m ZC 0� m G)�! Z inN Z x � CD C CL C' I 2 m pZ Z O0 DO NOT SCALE DRAWINGS CAST —IN —PLACE REINFORCED CONCRETE HEADER BEAM, ABOVE ALL WALL OPENINGS. 4 #6 Top Bars #3 Stirrups at 3" on center for 2—FT each end, then 6" on center in center section where L > 4—Ft. 6 #6 Bottom Bars 1 CONCRETE HEADER BEAM — SECTION C 10 Not to Scale m ^ rn l f REMOVE & REPLACE BOA'I'HOUSE and DOCK T.E. ALLEN ENGINEERING. PC Prepared for: Benn & Amanda Vincent FIRM # c-1997 I Live Oak Family Enterprises LLC PO BOX t03 6232 Windrush Hollow o , 8 6 906 west Club Blvd ROSI"' NORTH c-'-" W 48n2 Baton Rouge, Louisiana 70808 Lake Toxaway, Transylvania County, NC (828) 877-4883 (225) 241-5843 PIN: 8512-93-1886-000 MOBILE (828) 553-3W4 benn.Vlncent®i(eanmill er.corn amandavincent®M2_&om 11 email : twkn"0cwwdum.net COMPOST SOCKS FOR CHECK DAMS IN DRY LAKE BED STAKES SHALL BE NON -TREATED WOOK 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 1 AREA TO BE PROTECTED (WORK) AREA 0 11= NOTE: FILTER SOCK SIZED TO SUIT CONDITIONS (SEE APPROVED LIST) CROSS-SECTION DISTURBED (WORK) AREA 102 • c. 40 COMPOST SOCKS FOR FENCING IN DRY LAKE DED STAKES SHALL BE NON -TREATED WOOK 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 TYPICAL PLAN 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 15.. 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 imooudment refill or at the conclusion of work. FILTER SOCK DETAILS for EROSION CONTROL it 1 DRY LAKE BED DURING LAKE DRAW DOWN C 1 1 Not to Scale 00 0 co 0 Y 0 c o v = off' o= o' J v N � c o E 2 '8, 2 c o c N. C N C ^ C y C K) a m(0m� a R C7 z � W o z W N R `? Uj a� W H C u 0 W y>Vo L[] �Yj & M 'c oho O T h 2, �o �Z 00, mar La a � � H Y O W 12-26-202D C-11 SHF_E"i I 1 OF 12 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 Turbitity Curtains around the work area, on the wet side of the Coffer Dam. Remove at competion of work. TURBIDITY CURTAIN DETAIL Not to Scale ^ l 1 [ REMOVE & REPLACE BOATHOUSE and DOCK T.E. ALLEN ENGINEERING, PC Prepared for: Benn & Amanda Vincent nRM j C-1997 1 • Live Oak Family Enterprises LLC PO BOX 103 Ras". NORIH "AO A 28772 6232 Windrush Hollow ti 906 west Club Blvd -I Baton Rouge, Louisiana 70808 N Lake Toxaway, Transylvania County, NC (828) 877-4883 (225) 241-5843 N PIN: 8512-93-1886-000 MOBILE (828) 553-3004 benn.Yin cent®keonmiller.com emdl : tWknagOcampaiwo.net amondayincentqme.com