SWG040163_Plansheets_20240314

DocuSign Envelope ID:2F3B1 CF4-24BA-474D-B878-BF32C54C3A6D
TRA012
TOWN OF ROSMAN AND CITY OF BREVARD WATERLINE INTERCONNECT
CONSTRUCTION PLANS
PROJECT LOCATION WeTs FOR THE
US-64
(ROSMAN HWY)
CITY OF BREVARD
TOWN OF ROSMAN AND
PREPARED FOR:
WATERLINE INTERCONNECT TRANSYLVANIA COUNTY
101 S. BROAD STREET
f# BREVARD, NC 28712
US
&
TOWN OF ROSMAN
6 MAIN STREET
LOCATION MAP TRANSYLVANIA ROSMAN , NC 28772
NOT TO SCALE COUNTY , NORTH CAROLINA &
CITY OF BREVARD
FEBRUARY 13 2024 95 WEST MAIN STREET
BREVARD, NC 28712
EARTHWORK SPECIFICATIONS: CONSTRUCTION NOTES: SOIL EROSION AND SEDIMENT CONTROL NOTES: PROJECT NOTES.
1.Clearing and Grubbing OWNER:
1. The drawings and specifications are intended to cover a complete project,ready to use,and all items 1. Provisions to prevent erosion of the soil from the site shall conform to the requirements of the"North
Clearing and grubbing shall consist of clearing the surface of the ground of the designated areas of all necessary for a complete and workable job shall be furnished and installed. Any discrepancy shall Carolina Sedimentation Pollution Control Act of 1973"as shown herein and stipulated in the"Erosion Transylvania County Town of Rosman City of Brevard
trees,logs,snags,brush,undergrowth,heavy growth of grass,weeds,fence structures,debris and be immediately reported to the owner or his representative. and Sediment Control Planning and Design Manual". Installation shall be in a manner so as to 101 S.Broad Street & 6 Main Street & 95 West Main Street
rubbish of any nature,natural obstructions such as objectionable soil material unsatisfactory for minimize erosion of the disturbed areas and prevent sediment from leaving the site. Brevard,INC 28712 Rosman,INC 28772 Brevard,INC 28712
foundations. It shall also consist of grubbing of stumps,roots foundations and disposal of all such 2. All work shall comply with all applicable local,state,and federal codes.The contractor,at his
material. All holes remaining after the grubbing operation in embankment areas and in excavation expense shall obtain all necessary licenses and permits,unless already obtained by the owner. 2. The contractor shall incorporate all temporary and permanent erosion control measures into the ENGINEER:
areas less than two(2)feet in depth,shall have sides broken down and leveled if necessary to flatten
out slopes,refilled with acceptable material that is properly compacted In layers by tampers,rollers or project at the earliest practicable time during construction. The erosion control measures detailed High Country Engineering,PC(C-3347)
SHEET NO D E S C R I P T I 0 N construction equipment. 3 The contractor shall coordinate location and installation of all underground utilities and hereon shall be continued until permanent drainage structures have been installed and until grass on 81 Central Avenue
SHEET INDEX
■ appurtenances to minimize disturbing curbing,paving and all other utilities. planted shoulders and slopes is sufficiently established to be an effective erosion deterrent. The Asheville,North Carolina 28801
Burning on site is not permitted without written approval of the local governing authorities having sediment removed from the control structures shall be evenly distributed outside construction limits. T:828-230-4511
jurisdiction. 4. The existing utilities shown are for the contractor's convenience only. There may be other utilities Disposed sediment shall be permanently grassed. Contact:Jacob D.Gray,PE
COVER SHEET not shown on these drawings. The utilities shown are based on the best available information and Email:[e-mail]
2.Existing trees and area outside of grading limits line surface evidence where available. The engineer assumes no responsibility for the location of the 3. Temporary and permanent vegetative cover shall be installed in accordance with the requirements of
WATERLINE PLAN PROFILE FILE utilities shown. It shall be the contractor's responsibility to verify the locations of all utilities within the Chapter 6,Section 10-Temporary Seeding,and Section 11-Permanent Seeding of the"Planning
C Trees and vegetation to be saved shall be protected from damage by a fence barricade prior to,or limits of work. All damage made to existing utilities by the contractor shall be the sole responsibility and Design Manual"as described in note no.1 above. 1. Proposed use is for Public Water Infrastructure.
during,clearing operations. Trees to be saved shall be designated by the owner. No trees are to be of the contractor.
C-2 EROSION CONTROL PLAN removed from the area outside the limits of grading or from specifically designated areas within the y j
construction areas. If,in the opinion of the engineer,a contractor damages a tree not to be removed, 4. The contractor shall not restrict the use of silt fences or an other means of erosion control to the 2. Project Coordinates:..........-•-.......
the contractor will be fined a predetermined amount for each damaged tree. The contractor shall also 5. Deviations from these plans and specifications without prior consent of the engineer and the locations shown on these plans. Moreover,the contractor should constantly be aware of minimizing
C-3 DETAILS be responsible for all costs associated in removing the damaged trees from the site. municipality may be cause for the work to be unacceptable. soil erosion and use erosion control means accordingly. The contractor shall promptly repair, 3. The receiving water courses as classified by the NCDEQ for this project are:
improve or add erosion control measures as required by the local reviewing agency. 3.1. Cathey's Creek,Stream Index 6-16-(9.5),Class:C,Tr;HQW
3.Fill 6. All materials shall be new unless used or salvaged materials are authorized by the owner.
C-4 DETAILS 5. Divert all runoff to the erosion control devices shown on the drawings. 4. ••----••••-••••-9.20•aaes-------•-•-•---•••--O.flO•aere9(9�00%)...........
All vegetation such as roots,brush,heavy growth of grass,topsoil,all decayed vegetable matter, 7. The contractor shall furnish and maintain all necessary barricades around the work and shall provide
rubbish,and other unsuitable material within the area upon which fill is to be placed shall be stripped protection against water damage and soil erosion. 6. Provide daily maintenance of erosion control devices to maintain their function at all times. 5. Topographical information obtained from survey by Cameron Baker,PLS#L-4920 of Associated HIGH COUNTRY ENGINEERING P.C.
or be otherwise removed before the fill operation is started. In no case shall unsuitable material remain Land Surveyors and Planners,PC. f
in or under the fill area. Sloped ground surface steeper than one vertical to four horizontal,on which fill 8. All work shall be performed in a finished and workmanlike manner to the entire satisfaction of the 7. Any disturbed area left exposed for a period greater than fourteen(14)days shall be stabilized with
I s to be placed,shall be placed,stepped or benched in such a manner that the fill to be placed shall be
95 percent of the maximum laboratory dry density according to standard proctor(AASHTO T99,ASTM owner,and in accordance with the best-recognized trade practices. mulch or temporary seeding. 6. Contour interval is 2 feet.
D-698). Moisture content shall be within 3 percent of the optimum moisture content. Proof-roll the 81 C E N T RA L AV E N U E
areas to be filled or on which structures are to be placed. A loaded dump truck or other rubber tired 9. The contractor shall provide sheeting and shoring for all trench construction in accordance with 8. All silt fences must be installed immediately following clearing. No grading shall be performed until 7. This property is shown on F.I.R.M.panel number 3700857400J,dated October 2,2009 and a
equipment shall be used proof-rolling. Overlapping passes of a vehicle should be made across the site OSHA guidelines. silt fence installation is complete. portion of the development is located within a special flood hazard zone'X".
in one direction and then perpendicular to the original direction of rolling.
10.All pipe lengths shown are to the centerline of the structures unless specifically noted. 9. Additional sediment control measures may be required based on actual field conditions as per local 8. The location of underground utilities shown is approximate based on surface field evidence and
Any yielding,pumping or soft areas should be cut out and replaced with fill compacted as described governing authorities. information supplied by utility agencies. The survey makes no certification as to the completeness AS H EV I L L E NORTH CAR 0 L I N A 28801
herein. 11.Pipes(storm and sanitary sewer)shall be laid on smooth,continuous grades with no visible bends at of the locations shown. Appropriate utility companies should be contacted for verification of
The proposed fill should be limited to soils classified in accordance with ASTM D-2487 as GM,GC, the joints. 10.All erosion control measures shall be checked and maintained daily. locations prior to any construction activity.
SC,ML and CL. Soil classified as PT,OR OL,CH and MH are not satisfactory as
compacted fill. 12.Bedding requirements specified herein are to be considered as minimum required for relatively dry . mum cutan 11 Maximum d fill s horizontalvertical,unless otherwise ll slopes be two(2)foot to one(1)foot tical 9. The contractor shall verify the invert elevations of all existing storm and sanitary sewer structures
com stable earth conditions. Additional bedding shall be required for rock trenches to provide such noted. prior to commencement of waterline construction. T: 82 8.2 30.4511
Fills and embankments shall be constructed at the locations and to the lines and grades indicated on additional bedding as required to properly construct work.
construction plans. The slope shall not exceed two feet horizontal to one foot vertical. The completed 12.Erosion control measures will be maintained at all times. If full implementation of the approved plan 10.Contractor shall notify the engineer and owner/developer of any information found in the field that is
fill shall correspond to the shape of the typical sections indicated on the construction plans. Material 13. All storm drainage inlet structures shall have metal ring and cover for access. does not provide for effective erosion control,additional erosion and sediment control measures shall different from what is shown on these design plans. F■ 828.348.5040
removed from the excavation shall be used in forming the fill. Fill material shall be reasonably free be implemented to control or treat the sediment source.
from roots,other organic material,trash and stones having maximum dimensions greater than 6 inches 14. All angles shown are 90 degrees unless shown otherwise.
(4 inches in trenches for utilities). No frozen material will be permitted in the fill. Stones having a 13.The escape of sediment from the site shall be prevented by the installation of erosion and sediment
maximum dimension of 4 inches will not be permitted in the upper six inches of fill or embankment or 15. All grades shown are finished grades. Contractor shall verify dimensions,grades,and existing control measures and practices prior to,or concurrent with,land-disturbing activities.
utility trench. The material shall be placed in successive horizontal layers not more than 8 inches thick, elevations prior to construction. FIRM NO. : C 3 34 7
unless otherwise noted,in loose depth for the width of the cross-section and shall be compacted to at
least 95 percent of the maximum laboratory dry density according to standard proctor(ASTM D-698,
AASHTO T-99). Moisture shall be within 3 percent of the optimum moisture content. The top 12 16.Concrete curbs shall be constructed in accordance with the details shown on plans. Materials, \ t t I I I I111 �� DocuSigned by:
inches maximum othe drypdensi y(standa d proctor). Each I and/or roadway btgshall be shall
lled with compactedvibratory 5roller,percent sheepsfoot spe i catio smethods of construction and workmanship shall conform to state D.O.T.standard all,...
A.R /iQ4"roller,or a loaded rubber tired dump truck,scraper or loader. If the soil is to dry,a water truck with E SS ' 63E656o4B4_.
s reader bar ors ra hose shall be used to brin the soil to the ro er moisture ran e. The water p p y g p p g 17.All concrete shall have 3000-PSI compressive strength after 28 days,with a maximum slump of four
shall be thoroughly and properly mixed with the soil prior to compaction. (4)inches,unless specified otherwise. _ _ _
SEAL
Storm drain pipes shall be placed on a firm bottom and hand tamped to shore up the pipe. A cushion = = D47761
of soil shall be tamped above the crown of the pipe in accordance with the pipe manufacturer's 18. All exposed concrete shall have a fine hair broomed finish.
recommendations so that the heavier compaction equipment can then be used to bring the soil to a F
REVISIONS density as described above for fill areas 19 Parking and driveway base course and asphaltic concrete surface and prime materials,equipment �C
If soils investigation report is provided,then follow the recommendations of the report if they exceed 20.Contramethoctor fell verif nallnsdtormrksan tahlpwatelrand other conform outilities state Dloc locations and�nverfsficatioos. ///////CO&t IIDI Iltt��G�3\\\7 2024
the recommendations of theses specifications. y_ sanitary, prior
installation of any utilities. Notify engineer prior to proceeding with any work if discrepancies found.
REVISION AND 4.Topsoil
ISSUE N0. SHEET NO. DESCRIPTION DATE 21.Contractor shall notify the proper local authorities 24 hours prior to any road being closed for CONSTRUCTION PLANS
Unless otherwise specified,areas designated for grading operations that contain a blanket of topsoil construction,including but not limited to local newspaper,radio station,fire department,county
shall be stripped and placed in convenient stockpiles for later use as a topsoil blanket on the new sheriffs department,ambulance service,and county emergency agency. All traffic control shall FOR THE
A- ISSUE 1 ALL PERMIT SUBMITTAL 02/13/2024 graded areas specified herein,or as designated. Topsoil shall be stripped from all areas designated to conform to the requirements of NCDOT. IF YOU DIG
receive fill. The stripping of material for topsoil shall be carefully determined and only the quantity TOWN 0 F ROSMAN AND CITY 0 F
required shall be stockpiled. Material stockpiled shall be stored in a satisfactory manner to afford 22.All fence damaged during construction shall be replaced with like materials in a workmanlike manner NORTH CAROLI NA
B - ISSUE 1 ALL PERMIT RES U BM ITTAL 03/07/2024 proper drainage. When grading operations permit,instead of stockpiling,the topsoil shall be hauled and in accordance with standard fence construction practices at the contractor's expense.
and spread directly on the areas designated to receive topsoil. CALL US FIRST! BREVARD5.Rock excavation WAT E R L I N E
23.Contractor shall be responsible for any damage to existing roads during construction and shall repair 811
++,y
road per requirements of NCDOT. No open cuts of existing roads shall be allowed except were N.C. ONE CALL CENTER
If rock is encountered,clear away earth to expose material. Notify owner and receive written indicated on the drawings or where specific permission is granted by NCDOT. INTERCONNECT
instructions prior to excavation. Remove rock to a depth of 6 inches below and 8 inches on each side IT'S THE LAW!
of pipes in trenches. A measurement of the extent of rock to be removed shall be made. Rock TRANSYLVAN IA COUNTY, NORTH CAROLI NA
excavation shall be paid for in accordance with agreement with the owner.
REVISION B-ISSUE No. 1 :March 7,2024
zAprojects\tra012-rosman brevard interconnect\sh.tra012_2023-10-25.dwg

DocuSign Envelope ID:2F3B1 CF4-24BA-474D-B878-BF32C54C3A6D
TRA012
TOWN OF ROSMAN AND CITY OF BREVARD WATERLINE INTERCONNECT
IF YOU DIG \ �� (a 0.2x ANNUAL CHANCE I I THERE ARE NO WETLANDS ON-SITE PER 0
NORTH CAROLINA FLOOD HAZARD LINE n/
CALL US FIRST! \ Pp�p AS PER FRIS MAP PANEL 8574 B-1 SITE EVALUATION BY JACOB GRAY, PE I..L
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0.2 ABOVE GROUND\ N 0.4' ABOVE GROUND I / N= 549645.6805 N I N= 549780.E= 871305.4255
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D.B. 248, PG. 743 - \ \ \` I N= 549523.9320 / j // /// /^ / �\� T E
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PIN: 8574-09-7078-000 \ ��- ECM NN I EX. EDGE / t-� ` G/M _, o E- 871323 92 / //
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\ LAR WAY 0.3' ABOVE GROUND \ OF WATER I \ 1 - Y / EELIN `L� N x _ + LOCATION OF EX.NCDOT PLAN N= 549248.9412 I \` - - - / _ .I I - Gym X�-�-,���x / // / / \ � �� + TR E (TYP.) EX. 18" CITY 90903 E= 871017.3332 x + / ` / / // / \ / / OF BREVARD
�`� x7 \ I 00 8+50 a +00 / / 11 50 INE+5 / /CITIZENS TELEPHONE7+00 IL � WATERL wD.B. 270, PC 239 \ +5 �- - /5/8 EIS PIN: 8574-08 7914-000 _0.3' BELOW GROUND � /;AS - GAI \ I '' --- / / / / , � �\ EX. GAT- � __► A4 \� f / I I a _ / / / 1 + Gas / EX. PIP
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1389) �.�d�� 3+50 A- G \ I 1 / /�/��-- EX. 24" CUP / OUTLET.ALL EROSION EX.
PROPERTY BOUNDARY w EX. l \ f I i J f 7�// x 199� / / I Ix / / �'�/
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/ ��/ INV.: 2186.47'_- I / a. W z
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FP FP RIM: 2183.54' JI • � I ( 1 �� )f f f 1 fI1 II
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Major Elements of DWQ Construction General Permit-August 4,2011 EROSION CONTROL CONSTRUCTION SEQUENCE NORTH CAROLINA DEQ-LAND QUALITY SECTION
This document contains the major elements of the recently-revised North Carolina Division of Water Quality(DWQ) GENERAL:ALL EROSION CONTROL MEASURES ARE TO BE PERFORMED IN STRICT ACCORDANCE WITH NPDES INSPECTION REQUIREMENTS
Construction General Permit(NCG01)with emphasis on those elements that differfrom the previous permit(expiration REQUIREMENTS OF THE NORTH CAROLINA DEPARTMENT OF ENVIRONMENTAL QUALITY,LAND QUALITY SECTION. THE CONTRACTOR SHALL MAKE INSPECTIONS OF THE SITE DURING AND AFTER THE INSTALLATION OF
on August 2,2011).Since the summary list below cannot contain details of every change,the complete permit should THE FOLLOWING CONSTRUCTION SEQUENCE SHALL BE COMPLIED WITH FOR ALL WORK.
be used to assure full implementation.See:http:llportal.ncdenr.orglweblwglws/sulconstruction. EROSION CONTROL FACILITIES;THE COMPLETION OF EACH PHASE OF CLEARING AND GRADING;THE
1. Install all pertinent perimeter erosion control devices and mark surface water buffer prior to any ground disturbance. INSTALLATION OF STORM DRAINAGE FACILITIES;THE COMPLETION OF CONSTRUCTION;IMMEDIATELY j
1)Ground Stabilization`.
2.Install construction entrance at entrance to site. AFTER EACH RAINFALL EVENT,AND CONTINUALLY UNTIL PERMANENT GROUND COVER IS ESTABLISHED.
3.Install all erosion and sedimentation control measures in areas as designated on the plans THE SITE INSPECTION SHALL DOCUMENT THE INSTALLATION OF ALL REQUIRED FACILITIES;THE
Site Area Description Stabilization Time Frame Stabilization Time Frame Exception COMPLETION OF ALL GRADING AND GROUND COVER,THE MAINTENANCE OF ALL FACILITIES,AND ANY
Perimeter dikes,swales, 7 days None 4.Obtain Certificate of Compliance through on-site inspection by a representative of NCDEQ,Land Quality Section DEVIATIONS FROM THE APPROVED PLANS.
ditches,and slopes 5.Perform directional bores as directed on plans. AT A MINIMUM,THE DOCUMENTATION SHALL BE PROVIDED USING DEMLR Monitoring Form Revision
High Quality Water(HQW)Zones 7 days None 08012013 PROVIDED AT LEAST WEEKLY TO THE ENGINEER.
Slopes steeper than 3:1 7 days If slopes are 10'or less in length and are 6.Perform trenching,utility installation,backfill and compaction as directed on the plans.
not steeper than 2:1,14 days 7.Establish seeding according to NPDES table on plans. Seed and mulch denuded areas within 14 days on disturbed flat DEMLR Monitoring Form Revision orgy-min can be found at the following web address: 9
are allowed areas and 7 days on all perimeter dikes,swales,ditches,perimeter slopes steeperthan 3 feet horizontal to 1 foot vertical. http:lldegno»go-/ab-uUdi:isioNs/energy.mi=e:al-land resources/erosion-sediment-control/forms. Undersubheading, EMERGENCY & EROSION CONTROL CONTACT:
Slopes 3:1 or flatter than 4:1 14 days 7 days forslopes greaterthan 50'in length Ground covershall be required as soon as practicable but in any event within 14 or 7 calendar days from the last land 16 Eg N18Y
All other areas with slopes flatterthan 4:1 14 days None(except for perimeters and HQW disturbing activity. LA R RY R E E C E E N G I N E E R I N G
Zones) All seeding shall be maintained,watered,etc.,until permanent vegetative ground cover is established over all disturbed Q Q Q Q A
areas. [phone]
`Extensions of time may is approved by the permitting authority based on weather or other site specific conditions that All slopes 2:1 or steeper shall be covered by erosion control matting.
make compliance impracticable.(Section 11.B(2)(b))
8.Maintain all soil and erosion control measures for duration of the construction project and until permanent ground cover is
2)Building Wastes Handling established.
••No paint or liquid wastes in stream or storm drains. 9. Perform final restoration of disturbed areas and install permanent grassing/landscaping. HIGH COUNTRY ENGINEERING, P.C.
••Dedicated areas for demolition,construction and other wastes must be located 50'from storm drains and streams EROSION CONTROL LEGEND
unless no reasonable alternatives available. 10.Remove all temporary erosion control devices after permanent seeding is established. 81 CENTRAL AVENUE
••Earthen-material stockpiles must be located 50'from storm drains and streams unless no reasonable altematives 11.Request Final Approval by NCDEQ,Land Quality Section and obtain Certificate of Compliance. SYM. DEVICE NAME SYM. DEVICE NAME
available. EROSION CONTROL IS FIELD PERFORMANCE BASED AND ADDITIONAL SILT FENCES,TEMPORARY SEDIMENT ASH EVI LLE, NORTH CAROLINA 28801
••Concrete materials must be controlled to avoid contact with surface waters,wetlands,or buffers. BASINS AND ALL OTHER MEASURES MAY NEED TO BE ADDED IN ADDITION TO THE APPROVED PLAN AS
NECESSARY.MEASURES SHOWN CAN AND SHOULD BE ADJUSTED TO ASSURE MAXIMUM PROTECTION OF PS PERMANENT SEEDING X SILT FENCE T: 828.230.4511
3)Discharges to Federally-listed Waters SITE.
••Requirements are the same as in previous permit. NC FIRM NO.: C-3347
••The permit allows reduction from the 20-acre minimum if the director of DWQ determines that other BMPs provide TS TEMPORARY SEEDING NON-EROSIVE OUTLET
equivalent protection.
4)Inspections SOIL EROSION AND SEDIMENT CONTROL NOTES: Docusigned by:
�I\I1111111 ///
••Same weekly inspection requirements. IVI MULCHING �%% INLET PROTECTION \������ CA // ^ti
......_.._....__...._.__._».».._... 1. Provisions to prevent erosion of the soil from the site shall conform to the 6. Provide daily maintenance of erosion control devices to maintain their function ///fQ \��� „,,,,,R 7/
p v \A
.._...._.._.._.._......_.._.»....._......_..... requirements of the"North Carolina Sedimentation Pollution Control Act of at all times. ��` �;``'FESS K6,A1�g�E65604B4..
1973"as shown herein and stipulated in the"Erosion and Sediment Control ROLLED EROSION O;�� 9"',%'�
••Inspection reports must be available on-site during business hours unless asite-specific exemption is approved. Planning and Design Manual Installation shall be in a manner so as to 7. Disturbed areas shall be stabilized at the end of each work day.No work shall R E C P CONTROL PRODUCTS OUTLET PROTECTION
••Records must be kept for 3 years and available upon request. minimize erosion of the disturbed areas and prevent sediment from leaving the take place during period of wet weather or periods of predicted wet weather. = - SEAL
••Electronically-available records may be substituted under certain conditions. site. Work within riparian buffers shall be resored at the end of each work day. 7 DAY STABILIZATION 047761
5 Implementation of New Permit Conditions Restoration shall utilize native grass seed mixes and fertilizers shall not be S R SURFACE ROUGHENING
> p MN REQUIRED F ;'
2. The contractor shall incorporate all temporary and permanent erosion control used.Erosion control matting shall be 100%biodegradable such as coconut F,
••Projects permitted under the previous permit can continue to follow conditions of approved application. measures �i 9 C I N�,,•` Q ���
••Complete applications received prior to august 3,2011 can follow conditions of approved application. The erosiont otntrohe Pmjeasurect tes deta the iled hereon shaiest ll be continued unfil time during UCtlon. coir fabric. �i��///COe,,,D,;,,•G�\\\1��
•-Applications received after August 2,2011 must comply with new permit conditions. permanent drainage structures have been installed and until grass on planted 8. No clearing or grading shall be performed until silt fence installation is complete. GROUND STABILIZATION SCHEDULE ///Nit I I I1111��� 3/7/2024
6)Conditions in Erosion&Sedimentation Control Plans` shoulders and slopes is sufficiently established to be an effective erosion
deterrent. The sediment removed from the control structures shall be evenly 9. Additional sediment control measures may be required based on actual field STABILIZATION STABILIZATION TIMEFRAME
••Designation on the plans where the 7 and the 14-day ground stabilization requirements of the NPDES permit distributed outside construction limits. Disposed sediment shall be permanently conditions as per local governing authorities. SITE,AREA DESCRIPTION
apply. TIMEFRAME EXEMPTION TOR&COB WATERLINE INTERCONNECT
grassed.
••Designation on the plans where basins that comply with the surface-withdrawal requirements of the NPDES 10.Al erosion control measures shall be checked and maintained daily. SHEET TITLE:
permit are located. Perimeter,dikes,swales,
3. Temporary and permanent vegetative cover shall be installed in accordance 7 Days None
7)Building Wastes Handling with the requirements of Chapter 6,Section 10-Temporary Seeding,and 11. Maximum cut and fill slopes shall be two(2)foot horizontal to one(1)foot ditches and slopes
••No paint or liquid wastes in stream orstorm drains. Section 11-Permanent Seeding of the"Planning and Design Manual"as vertical,unless otherwise noted-
Dedicated areas for demolition,construction and otherwastes located 50'from the storm drains and streams described in note no-1above- High Quality Water(HQW) EROSION CONTROL PLAN
unless no reasonable alternatives are available. 12. Erosion control measures will be maintained at all times. If full implementation 7 Days None
Zones
••Earthen-material stockpiles located 50'from storm drains unless no reasonable altematives available. 4. The contractor shall not restrict the use of silt fences or any other means of of the approved plan does not provide for effective erosion control,additional
erosion control to the locations shown on these plans. Moreover,the contractor erosion and sediment control measures shall be implemented to control or treat If Slopes are 10'or less in length
• Concrete materials must be controlled to avoid contact with surface waters,wetlands,or buffers. should constant) be aware of minimizing soil erosion and use erosion control the sediment source.
y g Slopes steeper than 3:1 7 Days and are not steeper than 2:1,14
8)sediment Basins means accordingly. The contractor shall promptly repair,improve or add days are allowed.
••outlet structures must withdraw from basin surface unless drainage area is less than 1 acre. erosion control measures as required by the local reviewing agency. 13. The escape of sediment from the site shall be prevented by the installation of Y PROJECT N0. SHEET N0.
••Use only DWQ-approved flocculants. erosion and sediment control measures and practices prior to,or concurrent 7 Days for Slopes greater than 50 TRA012
5. Divert all runoff to the erosion control devices shown on the drawings. with,land-disturbing activities. Slopes 3:1 or flatter 14 Days
`In order for the E&SC plan to satisfy the conditions of the Construction General Permit,it must identify areas were the feet in length
ground stabilization requirements apply and the location of the basins where the surface-withdrawal requirements apply. C-2
Document prepared by the Division of Water Quality All other areas with slopes 14 Days None(except for perimeters and DATE:
flatter than 4:1 HQW Zones) 03/07/2024
ISSUE No.B-1 Of 4