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Home My WebLink About20140281 Ver 1_Application_20140325 10 20 4020 10 20 4020 2 4 84 V = =MPH ADT INCOMPLETE PLANS DO NOT USE FOR R/W ACQUISITION DO NOT USE FOR CONSTRUCTION PRELIMINARY PLANS SUB-REGIONAL TIER 0 0 0 PROFILE (HORIZONTAL) PROJECT LENGTH RIGHT OF WAY DATE: LETTING DATE: STATE STATE PROJECT REFERENCE NO. STATE PROJ. NO.F. A. PROJ. NO.DESCRIPTION NO. TOTAL SHEETS N.C. SHEET 1 DESIGN DATA SIGNATURE: SIGNATURE: P.E. P.E. 2012 STANDARD SPECIFICATIONS PROJECT ENGINEER PROJECT DESIGN ENGINEER GRAPHIC SCALES PLANS PROFILE (VERTICAL) HYDRAULICS ENGINEER ENGINEER ROADWAY DESIGN LOCATION: TYPE OF WORK: 0 9 / 0 8 / 9 9 DIVISION OF HIGHWAYS STATE OF NORTH CAROLINA 0 00 See Sheet 1-A For Index of Sheets $ $ $ $ $ $ S Y S T IM E $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ D G N $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ U S E R N A M E $ $ $ $ D E P A R T MEN T O F TRA N S PORTA T I O N S T A TEOFNORT H C AR O LI N A = = = 0.071 MI. NCDOT CONTACT: PE ROW/ UTIL. CONST. P R O J E C T : 0.009 MI 0.080 MI Stantec Consulting Inc. Raleigh, NC U.S.A. 27606 www.stantec.com Tel. (919) 851-6866 Fax. (919) 851-7024 801 Jones Franklin Road, Suite 300 40 2012 340 ROBERT A. WILLIAMS, PE MICHAEL B. LITTLEFIELD, PE 17BP.11.R.54 17BP.11.R.54 W B S 1 7 B P . 1 1 . R . 5 4 ASHE COUNTY N A D 83 R o a d R ic h H ill Road Elliott Hollow Roa d Arn old Jo nes BEGIN PROJECT END PROJECT BRIDGE #139 -L- RICH HILL RD. SR 1317 -L- POT STA. 10+05.00 BEGIN PROJECT 17BP.11.R.54 TO NC 88 -L- STA. 12+33.00 END BRIDGE -L- STA. 11+73.00 BEGIN BRIDGE -L- POC STA. 14+30.00 END PROJECT 17BP.11.R.54 ROTEN VICINITY MAP TRAFFIC CONTROL GRADING, PAVING, DRAINAGE, STRUCTURE AND C O N T R A C T : C 2 0 2 9 7 7 FUNC CLASS = LOCAL N.T.S. See Sheet 1-B For Conventional Plan Sheet Symbols VIRGINIA MABRY TRANSPORTATION PROGRAM MANAGEMENT UNIT LENGTH OF ROADWAY LENGTH OF STRUCTURE TOTAL LENGTH PROJECT OVER RICH HILL CREEK BRIDGE NO. 040139 ON SR 1317 (RICH HILL ROAD) APRIL 17, 2013 APRIL 17, 2013 SR 1319WALKER RD.TO WILLIE -CLEARING FOR THIS PROJECT SHALL BE PERFORMED TO THE LIMITS ESTABLISHED BY METHOD II. -DESIGN EXCEPTION REQUIRED. WETLAND AND SURFACE WATER IMPACTS PERMIT SHEET 1 OF 5 PERMIT DRAWING D SITE 1 RICH HILL CREEK 1316 1391 1317 1317 1345 1383 1340 1318 1319 FOR THE NORTH CAROLINA DEPARTMENT OF TRANSPORTATION PREPARED IN THE OFFICE OF: SURFACE WATER IMPACTS SHEET 2 OF 5 PERMIT DRAWING -L- POT STA. 10+05.00 BEGIN PROJECT 17BP.11.R.54 -L- POC STA. 14+30.00 END PROJECT 17BP.11.R.54 10 20 40200 PLANS DO NOT USE FOR CONSTRUCTIONDO NOT USE FOR CONSTRUCTION PRELIMINARY PLANS INCOMPLETE PLANS DO NOT USE FOR R/W ACQUISITION SHEET NO.PROJECT REFERENCE NO. ROADWAY DESIGN ENGINEER ENGINEER 417BP.11.R.54 PAVEMENT DESIGN 6 / 2 / 9 9 4 / 19 / 2 0 13 L : \ P r o j e c t L i s t \ 1 1 7 9 \ 1 1 1 2 5 - D i v i s i o n 1 1 - D B \ 0 4 0 1 3 9 \ D e s i g n F i l e s \ H y d r a u l i c s \ P E R M I T S _ E n v i r o n m e n t a l \ D r a w i n g s \ 0 4 0 1 3 9 _ H y d _ p r m _ w e t . d g n r h o w a r d 5 10 20100 PLANS S S SURFACE WATER DENOTES IMPACTS IN LEGEND: SITE 1 - ENLARGED VIEW SITE 1 OUTEN, MELVIN L & DORIS L (TRUSTEES) ELLIOTT, ROBERT LEE & RITA S WILLIAMS, CHRISTOPHER J. & BARBARA E. PAGE, CARL A R C & D ALMEDA MASSEY, ROBERT 10+00 12+00 30’ RT +58.04 30’ RT +13.81 30’ RT +84.00 30’ RT +25.56 25.26’ RT +84.00 27.82’ LT +02.00 83.67’ LT +28.00 31.16’ +16 50’ +41 34.85’ +25 32.71’ +60 37’ +42 30’ +50 68’ +63 95’ +50 30’ +86 43’ +58 27.75’ +30 26.50’ +80 WOODS GRASS TO NC 88 18’ BST 15" CMP G R A V E L RICH HILL CREEK WALKER RD.TO WILLIE G A T E M T L WOODS RICH HILL RD. SR 1317 W/NSFG TB 2GI REMOVE SEE DETAIL #3 STA 11+61 TO STA 11+85 -L- LT AND GEOTEXTILEW/ CL ’B’ RIP RAP SPEC LAT ’V’ DITCH SEE DETAIL #2 STA 11+85 TO STA 12+10 -L- LT W/ CL ’B’ RIP RAP AND GEOTEXTILE STD ’V’ DITCH 18" W/NSFG TB 2GI TO SHLDR PNT CL ’II’ RIP RAP TO SHLDR PNT CL ’II’ RIP RAP TO BE REMOVED EXISTING BRIDGE PSH 15 " RC P-IV 15" EST 240 TONS STABILIZATION STREAM BANK CL ’II’ RIP RAP STA 13+26 -L- LT APPROACH SLAB TO FROM END OF SHLDR BERM GUTTER STA 13+08 -L- RT APPROACH SLAB TO FROM END OF SHLDR BERM GUTTER PREFORMED SCOUR HOLE *NOT TO SCALE TO ELEV=3127.7 CL ’II’ RIP RAP INV 3124.9 INV 3126.9 FROM STA. 11+58 TO STA. 12+00 -L- LT AA W PLAN VIEW SECTION A-A (4’min typ.) Permanent Soil Reinforcement matting (PSRM) Seed with native grasses at installation. PREFORMED SCOUR HOLE STA. 13+37 -L- LT *NOT TO SCALE B FI L L S LO P E 2:12: 1 PIPE (d = 15" OR 18") INFLOW 3/08 W= 4 D= 1.0 B= 4 not shown for clarity) (Rip Rap in basin GROUND NATURAL Outlet Pipe or Ditch Scour Hole (PSH) Square Preformed D PSRM MIN. 1’ TUCK WITH NATURAL GROUND INSTALL LEVEL AND FLUSH WITH GEOTEXTILE LINER: CLASS B RIPRAP PSRM = 15 SQ YDS GEO FABRIC = 13 SQ YDS DDE = 15 CU YDS CL ’B’ RIP RAP = 9 TONS ( Not to Scale) SPECIAL LATERAL ’V’ DITCH D d 2: 1 FROM STA. 11+58 TO STA. 12+00 -L- LT DETAIL 3 Max. d=1.0 Ft. Min. D=1.0 Ft. Type of Liner= Class ’B’ Rip-Rap Slope Fill Flatter2:1 or Ground Natural Geotextile 2:12: 1 D ( Not to Scale) d STANDARD ’V’ DITCH FROM STA. 12+00 TO STA. 12+14 -L- LT Type of Liner= Class ’B’ Rip-Rap Max. d=1.0 Ft. Min. D=1.0 Ft. DETAIL 2 Ground Natural Ground Natural Geotextile 12+00 30’ RT +58.04 30’ +86 WOODS 15" CMP G R A V E L REMOVE INV 3124.9 F F F F F F F F F F C F F F C F C F F C C F F C C SURFACE WATER IMPACTS SHEET 3 OF 5 PERMIT DRAWING -L- POT STA. 10+05.00 BEGIN PROJECT 17BP.11.R.54 -L- POC STA. 14+30.00 END PROJECT 17BP.11.R.54 10 20 40200 PLANS DO NOT USE FOR CONSTRUCTIONDO NOT USE FOR CONSTRUCTION PRELIMINARY PLANS INCOMPLETE PLANS DO NOT USE FOR R/W ACQUISITION SHEET NO.PROJECT REFERENCE NO. ROADWAY DESIGN ENGINEER ENGINEER 417BP.11.R.54 PAVEMENT DESIGN 6 / 2 / 9 9 4 / 19 / 2 0 13 L : \ P r o j e c t L i s t \ 1 1 7 9 \ 1 1 1 2 5 - D i v i s i o n 1 1 - D B \ 0 4 0 1 3 9 \ D e s i g n F i l e s \ H y d r a u l i c s \ P E R M I T S _ E n v i r o n m e n t a l \ D r a w i n g s \ 0 4 0 1 3 9 _ H y d _ p r m _ w e t . d g n r h o w a r d 5 10 20100 PLANS S S SURFACE WATER DENOTES IMPACTS IN LEGEND: SITE 1 - ENLARGED VIEW SITE 1 OUTEN, MELVIN L & DORIS L (TRUSTEES) ELLIOTT, ROBERT LEE & RITA S WILLIAMS, CHRISTOPHER J. & BARBARA E. PAGE, CARL A R C & D ALMEDA MASSEY, ROBERT 10+00 12+00 30’ RT +58.04 30’ RT +13.81 30’ RT +84.00 30’ RT +25.56 25.26’ RT +84.00 27.82’ LT +02.00 83.67’ LT +28.00 31.16’ +16 50’ +41 34.85’ +25 32.71’ +60 37’ +42 30’ +50 68’ +63 95’ +50 30’ +86 43’ +58 27.75’ +30 26.50’ +80 WOODS GRASS TO NC 88 18’ BST 15" CMP G R A V E L RICH HILL CREEK WALKER RD.TO WILLIE G A T E M T L WOODS RICH HILL RD. SR 1317 W/NSFG TB 2GI REMOVE SEE DETAIL #3 STA 11+61 TO STA 11+85 -L- LT AND GEOTEXTILEW/ CL ’B’ RIP RAP SPEC LAT ’V’ DITCH SEE DETAIL #2 STA 11+85 TO STA 12+10 -L- LT W/ CL ’B’ RIP RAP AND GEOTEXTILE STD ’V’ DITCH 18" W/NSFG TB 2GI TO SHLDR PNT CL ’II’ RIP RAP TO SHLDR PNT CL ’II’ RIP RAP TO BE REMOVED EXISTING BRIDGE PSH 15 " RC P-IV 15" EST 240 TONS STABILIZATION STREAM BANK CL ’II’ RIP RAP STA 13+26 -L- LT APPROACH SLAB TO FROM END OF SHLDR BERM GUTTER STA 13+08 -L- RT APPROACH SLAB TO FROM END OF SHLDR BERM GUTTER PREFORMED SCOUR HOLE *NOT TO SCALE TO ELEV=3127.7 CL ’II’ RIP RAP INV 3124.9 INV 3126.9 3110 3111 3112 3113 3 113 3114 3114 3 1 1 5 3 1 1 5 3 1 1 5 3115 3116 3 1 1 6 3 1 1 7 3117 3117 3 118 3 1 1 8 3 1 1 8 3119 3119 3119 3 1 2 0 3120 3120 3120 3 1 2 0 3120 3121 3121 3121 3122 3 1 2 2 3122 3122 3123 3123 3 1 2 3 3123 3 12 33124 3124 3124 3124 3 12 4 3 12 4 3 12 5 3125 3125 3125 3125 3125 3125 3125 3126 3126 3 1 2 6 3126 3 1 2 7 3127 3 1 2 7 3127 3 12 8 3128 3128 3128 3 1 2 9 3129 3 1 2 9 3129 3130 3130 3 1 3 0 3130 3130 3 1 3 0 3 13 0 3 13 0 3131 3 13 1 3131 3131 3132 3 13 2 3132 3132 3133 3 13 3 3133 3133 3134 3 13 4 3134 3134 3135 3135 3135 3 13 5 3135 3136 3 13 6 3136 3137 3 1 3 7 3137 3138 3 1 3 8 3138 3139 3 1 3 9 3139 3140 3140 3 1 4 0 3 1 4 0 3140 3141 3 1 4 1 3141 3 14 1 3142 3 1 4 2 3 14 2 3143 3 1 4 3 3 14 3 3144 3 1 4 4 3 14 4 3145 3 1 4 5 3 1 4 5 3 1 4 5 3146 3 1 4 6 3 1 4 6 3147 3 1 4 7 3147 3148 3 14 8 3 14 8 3149 3 14 9 3 14 9 3150 3150 3 15 0 3151 3 15 1 3152 3 15 2 3153 3 15 3 3154 3155 3156315731583159 3160 3161 FROM STA. 11+58 TO STA. 12+00 -L- LT AA W PLAN VIEW SECTION A-A (4’min typ.) Permanent Soil Reinforcement matting (PSRM) Seed with native grasses at installation. PREFORMED SCOUR HOLE STA. 13+37 -L- LT *NOT TO SCALE B FI L L S LO P E 2:12: 1 PIPE (d = 15" OR 18") INFLOW 3/08 W= 4 D= 1.0 B= 4 not shown for clarity) (Rip Rap in basin GROUND NATURAL Outlet Pipe or Ditch Scour Hole (PSH) Square Preformed D PSRM MIN. 1’ TUCK WITH NATURAL GROUND INSTALL LEVEL AND FLUSH WITH GEOTEXTILE LINER: CLASS B RIPRAP PSRM = 15 SQ YDS GEO FABRIC = 13 SQ YDS DDE = 15 CU YDS CL ’B’ RIP RAP = 9 TONS ( Not to Scale) SPECIAL LATERAL ’V’ DITCH D d 2: 1 FROM STA. 11+58 TO STA. 12+00 -L- LT DETAIL 3 Max. d=1.0 Ft. Min. D=1.0 Ft. Type of Liner= Class ’B’ Rip-Rap Slope Fill Flatter2:1 or Ground Natural Geotextile 2:12: 1 D ( Not to Scale) d STANDARD ’V’ DITCH FROM STA. 12+00 TO STA. 12+14 -L- LT Type of Liner= Class ’B’ Rip-Rap Max. d=1.0 Ft. Min. D=1.0 Ft. DETAIL 2 Ground Natural Ground Natural Geotextile 12+00 30’ RT +58.04 30’ +86 WOODS 15" CMP G R A V E L REMOVE INV 3124.9 F F F F F F F F F F C F F F C F C F F C C F F C C SHEET 4 OF 5 PERMIT DRAWING EL. 3133.67 -L- POT STA. 10+05.00 BEGIN GRADE EXISTING GROUND PROPOSED GRADE EL. 3114.55 -L- POT STA. 14+30.00 END GRADE (2.5" AT TIE) MILL 0" TO 2.5" 50’ (2.5" AT TIE) MILL 0" TO 2.5" 50’ DS = 40MPH ( - ) 3 .4000% E L E V = 3 ,12 4 .9 0 0 S T A 11+ 6 0 - L - L T S P E C L A T V D I T C H E L E V = 3 ,12 3 .2 0 0 S T A 12 + 10 - L - L T S T D V D I T C H PI = 10+48.00 EL = 3,131.81’ (- )4 .3 3 4 3% VC = 80’ K = 50 PI = 11+40.00 EL = 3,129.29’ (-)2 .7342% ( - )3 .4509% VC = 35’ K = 49 PI = 12+81.00 EL = 3,124.43’ ( - ) 7. 1469% VC = 110’ K = 30 PI = 13+85.00 EL = 3,117.00’ ( - ) 7. 1469% (- )5. 4 2 5 9% VC = 90’ K = 52 DS = 35MPH* DS = 35MPH* DS = 35MPH* WSE 8/23/12=3119.6 NWS AND TO BE REMOVED EXISTING BRIDGE DESIGN DISCHARGE DESIGN FREQUENCY BASE DISCHARGE CFS YRS YRS BASE FREQUENCY OVERTOPPING ELEVATION OVERTOPPING FREQUENCY OVERTOPPING DISCHARGE CFS CFS YRS FT FT FT DESIGN HW ELEVATION BASE HW ELEVATION BRIDGE HYDRAULIC DATA FT DATE OF SURVEY W.S. ELEVATION AT DATE OF SURVEY FT = 700 = 25 = 3126.7 = 1000 = 100 = 3127.86 = 1400+ = 500+ = 3128.8 = = 8/23/12 = 3119.6 STABILIZATION STREAM BANK CL ’II’ RIP RAP STABILIZATION STREAM BANK CL ’II’ RIP RAP PROTECTION CL ’II’ RIP RAP 5’ WIDE PROTECTION RIP RAP CL ’II’ 5’ WIDE ELEV=3124 TO APPROX ROAD FILL EXISTING EXCAVATE ELEV=3122 TO APPROX ROAD FILL EXISTING EXCAVATE 3,084 3,088 3,092 3,096 3,100 3,104 3,108 3,112 3,116 3,120 3,124 3,128 3,132 3,136 10 11 12 13 14 DO NOT USE FOR CONSTRUCTION PRELIMINARY PLANS INCOMPLETE PLANS DO NOT USE FOR R/W ACQUISITION 5 / 1 4 / 9 9 SHEET NO.PROJECT REFERENCE NO. HYDRAULICSROADWAY DESIGN ENGINEER ENGINEER 517BP.11.R.54 $ $ $ $ $ $ S Y S T IM E $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ D G N $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ U S E R N A M E $ $ $ $ Ha n d Existing Existing Pe r m a n e n t T e m p . E x c a v a t i o n M e c h a n i z e d C l e a r i n g P e r m a n e n t T e m p . C h a n n e l C h a n n e l N a t u r a l Si t e S t a t i o n S t r u c t u r e F i l l I n F i l l I n i n C l e a r i n g i n S W S W I m p a c t s I m p a c t s S t r e a m No . ( F r o m / T o ) S i z e / T y p e W e t l a n d s W e t l a n d s W e t l a n d s i n W e t l a n d s W e t l a n d s i m p a c t s i m p a c t s P e r m a n e n t T e m p . D e s i g n (a c ) ( a c ) ( a c ) ( a c ) ( a c ) ( a c ) ( a c ) ( f t ) ( f t ) ( f t ) 1 0 + 0 5 t o 1 4 + 3 0 St r e a m b a n k S t a b i l i z a t i o n <0 . 0 1 7 4 TO T A L S : <0 . 0 1 7 4 AT N R e v i s e d 3 / 3 1 / 0 5 SH E E T 5 O F 5 4 / 1 6 / 2 0 1 3 ASHE COUNTY NC D E P A R T M E N T O F T R A N S P O R T A T I O N DI V I S I O N O F H I G H W A Y S WB S - 1 7 B P . 1 1 . R . 5 4 ( S F - 0 4 0 1 3 9 ) W E T L A N D P E R M I T I M P A C T S U M M A R Y SU R F A C E W A T E R I M P A C T S WE T L A N D I M P A C T S COIR FIBER WATTLE BARRIER: Description Coir Fiber Wattle Barriers are tubular products consisting of coir fibers (coconut fibers) encased in coir fiber netting and used at toe of fills or on slopes to intercept runoff. Coir Fiber Wattle Barriers are to be placed at locations shown on the plans or as directed. Installation shall follow the detail provided in the plans and as directed. Work includes furnishing materials, installation, maintenance and removing Coir Fiber Wattle Barriers. Materials Coir Fiber Wattle shall meet the following specifications: 100% Coir (Coconut) Fibers Minimum Diameter Minimum Length 12 in. 10 ft. Minimum Density 3.5 lb/ft3 +/- 10% Net Material Coir Fiber Net Openings 2 in. x 2 in. Net Strength 90 lbs. Minimum Weight 2.6 lbs./ft +/- 10% Anchors: Stakes shall be used as anchors. Wooden Stakes: Provide hardwood stakes a minimum of 2-ft. long with a 2 in. x 2 in. nominal square cross section. One end of the stake must be sharpened or beveled to facilitate driving down into the underlying soil. Provide staples made of 0.125" diameter new steel wire formed into a u shape not less than 12" in length with a throat of 1" in width. Construction Methods Coir Fiber Wattle Barriers shall be aligned in an overlapping and alternating pattern. A trench shall be excavated the entire length of each coir fiber wattle with a depth of 1 to 2 inches for the wattle to be placed. Coir Fiber Wattle Barriers shall be secured to the soil by wire staples approximately every 1 linear foot and at the end of each wattle. A minimum of 4 stakes shall be installed on the downslope side of the wattle with a maximum spacing of 2 linear feet, and according to the detail. Install a minimum of 2 stakes on the upslope side of the Coir Fiber Wattle Barrier according to the detail provided in the plans. Stakes shall be driven into the ground a minimum of 10 in. with no more than 2 in. projecting from the top of the wattle. Drive stakes at an angle according to the detail provided in the plans. Coir Fiber Wattle Barriers used to reduce runoff velocit y for large slopes, use a maximum spacing of 20 ft. for the barrier measured along the slope. The Contractor shall maintain the Coir Fiber Wattle Barriers until the project is accepted or until the Coir Fiber Wattle Barriers are removed, and shall remove and dispose of silt accumulations at the Coir Fiber Wattle Barriers when so directed in accordance with the requirements of Section 1630 of the Standard Specifications. Measurement and Payment Coir Fiber Wattle Barrier will be measured and paid for by the actual number of linear feet of Coir Fiber Wattle Barriers which are installed and accepted. Such price and payment will be full compensation for all work covered by this section, including, but not limited to, furnishing all materials, labor, equipment and incidentals necessary to install the Coir Fiber Wattle Barrier. Payment will be made under: Pay Item Pay Unit Coir Fiber Wattle Linear Foot COIR FIBER WATTLES WITH POLYACRYLAMIDE (PAM): Description Coir Fiber Wattles are tubular products consisting of co ir fibers (coconut fibers) encased in coir fiber netting. Coir Fiber Wattles are used on slopes or channels to intercept runoff and act as a velocity break. Coir Fiber Wattles are to be placed at locations shown on the plans or as directed. Installation shall follow the detail provided in the plans and as directed. Work includes furnishing materials, installation of coir fiber wattles, matting installation, PAM application, and removing wattles. Materials Coir Fiber Wattle shall meet the following specifications: 100% Coir (Coconut) Fibers Minimum Diameter 12 in. Minimum Density 3.5 lb/ft3 +/- 10% Net Material Coir Fiber Net Openings 2 in. x 2 in. Net Strength 90 lbs. Minimum Weight 2.6 lbs./ft. +/- 10% Anchors: Stakes shall be used as anchors. Wooden Stakes: Provide hardwood stakes a minimum of 2-ft. long with a 2 in. x 2 in. nominal square cross section. One end of the stake must be sharpened or beveled to facilitate driving down into the underlying soil. Matting shall meet the requirements of Article 1060-8 of the Standard Specifications, or shall meet specifications provided elsewhere in this contract. Provide staples made of 0.125" diameter new steel wire formed into a u shape not less than 12" in length with a throat of 1" in width. Polyacrylamide (PAM) shall be applied in powder form and shall be anionic or neutrally charged. Soil samples shall be obtained in areas where the wattles will be placed, and from offsite material used to construct the roadway, and analyzed for the appropriate PAM flocculant to be utilized with each wattle. The PAM product used shall be listed on the North Carolina Department of Environment and Natural Resources (NCDENR) Division of Water Quality (DWQ) web site as an approved PAM product for use in North Carolina. Construction Methods Coir Fiber Wattles shall be secured to the soil by wire staples approximately every 1 linear foot and at the end of each section of wattle. A minimum of 4 stakes shall be installed on the downstream side of the wattle with a maximum spacing of 2 linear feet along the wattle, and according to the detail. Install a minimum of 2 stakes on the upstream side of the wattle according to the detail provided in the plans. Stakes shall be driven into the ground a minimum of 10 in. with no more than 2 in. projecting from the top of the wattle. Drive stakes at an angle according to the detail provided in the plans. Only install coir fiber wattle(s) to a height in ditch so flow will not wash around wattle and scour ditch slopes and according to the detail provided in the plans and as directed. Overlap adjoining sections of wattles a minimum of 6 in. Installation of matting shall be in accordance with the detail provided in the plans, and in accordance with Article 1631-3 of the Standard Specifications, or in accordance with specifications provided elsewhere in this contract. Apply PAM over the lower center portion of the coir fiber wattle where the water is going to flow over at a rate of 2 ounces per wattle, and 1 ounce of PAM on matting on each side of the wattle. PAM applications shall be done during construction activities after every rainfall event that is equal to or exceeds 0.50 in. The Contractor shall maintain the coir fiber wattles until the project is accepted or until the wattles are removed, and shall remove and dispose of silt accumulations at the wattles when so directed in accordance with the requirements of Section 1630 of the Standard Specifications. Measurement and Payment Coir Fiber Wattles will be measured and paid for by the actual number of linear feet of wattles which are installed and accepted. Such price and payment will be full compensation for all work covered by this section, including, but not limited to, furnishing all materials, labor, equipment and incidentals necessary to install the Coir Fiber Wattles. Matting will be measured and paid for in accordance with Article 1631-4 of the Standard Specifications, or in accordance with specifications provided elsewhere in this contract. Polyacrylamide(PAM) will be measured and paid for by the actual weight in pounds of PAM applied to the coir fiber wattles. Such price and payment will be full compensation for all work covered by this section, including, but not limited to, furnishing all materials, labor, equipment and incidentals necessary to apply the Polyacrylamide(PAM). Payment will be made under: Pay Item Pay Unit Polyacrylamide(PAM) Pound Coir Fiber Wattle Linear Foot HIGH QUALITY WATERS: Description The ___(H Q W)_____ has been identified as high quality waters. This designation requires special procedures to be used for clearing and grubbing, temporary stream crossings, and grading operations within the High Quality Water Zone and as designated by the Engineer. The High Quality Water Zones are identified on the plans as Environmentally Sensitive Areas. This also requires special procedures to be used for seeding and mulching and staged seeding. The High Quality Water Zone/Environmentally Sensitive Area shall be defined as a 50- foot buffer zone on both sides of the stream measured from top of streambank. Construction Methods (A)Clearing and Grubbing In areas identified as High Quality Water Zones/Environmentally Sensitive Areas, the Contractor may perform clearing operations, but not grubbing operations until immediately prior to beginning grading operations as described in Article 200-1 of the Standard Specifications. Only clearing operations (not grubbing) shall be allowed in this buffer zone until immediately prior to beginning grading operations. Erosion control devices shall be installed immediately following the clearing operation. (B)Grading Once grading operations begin in identified High Quality Water Zones/ Environmentally Sensitive Areas, work shall progress in a continuous manner until complete. All construction within these areas shall progress in a continuous manner such that each phase is complete and areas are permanently stabilized prior to beginning of next phase. Failure on the part of the Contractor to complete any phase of construction in a continuous manner in High Quality Water Zones/ Environmentally Sensitive Areas will be just cause for the Engineer to direct the suspension of work in accordance with Article 108-7 of the Standard Specifications. (C)Temporary Stream Crossings Any crossing of streams within the limits of this project shall be accomplished in accordance with the requirements of Subarticle 107-13(B) of the Standard Specifications. (D)Seeding and Mulching Seeding and mulching shall be performed in accordance with Section 1660 of the Standard Specifications and vegetative cover sufficient to restrain erosion shall be installed immediately following grade establishment. Seeding and mulching shall be performed on the areas disturbed by construction immediately following final grade establishment. No appreciable time shall lapse into the contract time without stabilization of slopes, ditches and other areas within the High Quality Water Zones/Environmentally Sensitive Areas. (E)Stage Seeding The work covered by this section shall consist of the establishment of a vegetative cover on cut and fill slopes as grading progresses. Seeding and mulching shall be done in stages on cut and fill slopes that are greater than 20 feet in height measured along the slope, or greater than 2 acres in area. Each stage shall not exceed the limits stated above. Additional payments will not be made for the requirements of this section, as the cost for this work shall be included in the contract unit prices for the work involved. MINIMIZE REMOVAL OF VEGETATION: The Contractor shall minimize removal of vegetation at stream banks and disturbed areas within the project limits as directed. STABILIZATION REQUIREMENTS: Stabilization for this project shall comply with the t ime frame guidelines as specified by the NCG-010000 general construction permit effective August 3, 2011 issued by the North Carolina Department of Environment and Natural Resources Division of Water Quality. Temporary or permanent ground cover stabilization shall occur within 7 calendar days from the last land- disturbing activity, with the following exceptions in which temporary or permanent ground cover shall be provided in 14 calendar days from the last land-disturbing activity: · Slopes between 2:1 and 3:1, with a slope length of 10 ft. or less · Slopes 3:1 or flatter, with a slope of length of 50 ft. or less · Slopes 4:1 or flatter The stabilization timeframe for High Quality Water (HQW) Zones shall be 7 calendar days with no exceptions for slope grades or lengths. High Quality Water Zones (HQW) Zones are defined by North Carolina Administrative Code 15A NCAC 04A.0105 (25). Temporary and permanent ground cover stabilization shall be achieved in accordance with the provisions in this contract and as directed. NATIVE GRASS SEEDING AND MULCHING: (West) Native Grass Seeding and Mulching shall be performed on the disturbed areas of wetlands and riparian areas, and adjacent to Stream Relocation and/or trout stream construction within a 50 foot zone on both sides of the stream or depression, measured from top of stream bank or center of depression. The stream bank of the stream relocation shall be seeded by a method that does not alter the typical cross section of the stream bank. Native Grass Seeding and Mulching shall also be performed in the permanent soil reinforcement mat section of preformed scour holes, and in other areas as directed. The kinds of seed and fertilizer, and the rates of application of seed, fertilizer, and limestone, shall be as stated below. During periods of overlapping dates, the kind of seed to be used shall be determined. All rates are in pounds per acre. August 1 - June 1 May 1 – September 1 18# Creeping Red Fescue 18# Creeping Red Fescue 8# Big Bluestem 8# Big Bluestem 6# Indiangrass 6# Indiangrass 4# Switchgrass 4# Switchgrass 35# Rye Grain 25# German or Browntop Millet 500# Fertilizer 500# Fertilizer 4000# Limestone 4000 Limestone Approved Creeping Red Fescue Cultivars: Aberdeen Boreal Epic Cindy Lou Fertilizer shall be 10-20-20 analysis. A different analysis of fertilizer may be used provided the 1-2-2 ratio is maintained and the rate of application adjusted to provide the same amount of plant food as a 10-20-20 analysis and as directed. Temporary Seeding Fertilizer shall be the same analysis as specified for Seeding and Mulching and applied at the rate of 400 pounds and seeded at the rate of 50 pounds per acre. German Millet or Browntop Millet shall be used in summer months and rye grain during the remainder of the year. The Engineer will determine the exact dates for using each kind of seed. Fertilizer Topdressing Fertilizer used for topdressing shall be 16-8-8 grade and shall be applied at the rate of 500 pounds per acre. A different analysis of fertilizer may be used provided the 2-1-1 ratio is maintained and the rate of application adjusted to provide the same amount of plant food as 16-8- 8 analysis and as directed. Supplemental Seeding The kinds of seed and proportions shall be the same as specified for Seeding and Mulching, and the rate of application may vary from 25# to 75# per acre. The actual rate per acre will be determined prior to the time of topdressing and the Contractor will be notified in writing of the rate per acre, total quantity needed, and areas on which to apply the supplemental seed. Minimum tillage equipment, consisting of a sod seeder shall be used for incorporating seed into the soil as to prevent disturbance of existing vegetation. A clodbuster (ball and chain) may be used where degree of slope prevents the use of a sod seeder. Mowing The minimum mowing height shall be 6 inches. Measurement and Payment Native Grass Seeding and Mulching will be measured and paid for in accordance with Article 1660-8 of the Standard Specifications. REFORESTATION: Description Reforestation will be planted within interchanges and along the outside borders of the road, and in other areas as directed. Reforestation is not shown on the plan sheets. See the Reforestation Detail Sheet. All non-maintained riparian buffers impacted by the placement of temporary fill or clearing activities shall be restored to the preconstruction contours and revegetated with native woody species. The entire Reforestation operation shall comply with the requirements of Section 1670 of the Standard Specifications. Materials Reforestation shall be bare root seedlings 12"-18" tall. Construction Methods Reforestation shall be shall be planted as soon as practical following permanent Seeding and Mulching. The seedlings shall be planted in a 16-foot wide swath adjacent to mowing pattern line, or as directed. Root dip: The roots of reforestation seedlings shall be coated with a slurry of water, and either a fine clay (kaolin) or a superabsorbent that is designated as a bare root dip. The type, mixture ratio, method of application, and the time of application shall be submitted to the Engineer for approval. With the approval of the Engineer, seedlings may be coated before delivery to the job or at the time of planting, but at no time shall the roots of the seedlings be allowed to dry out. The roots shall be moistened immediately prior to planting. Seasonal Limitations: Reforestation shall be planted from November 15 through March 15. Measurement and Payment Reforestation will be measured and paid for in accordance with Article 1670-17 of the Standard Specifications. RESPONSE FOR EROSION CONTROL: Description Furnish the labor, materials, tools and equipment necessary to move personnel, equipment, and supplies to the project necessary for the pursuit of any or all of the following work as shown herein, by an approved subcontractor. Section Erosion Control Item Unit 1605 Temporary Silt Fence LF SP Special Sediment Control Fence LF/TON 1615 Temporary Mulching ACR 1620 Seed - Temporary Seeding LB 1620 Fertilizer - Temporary Seeding TN 1631 Matting for Erosion Control SY SP Coir Fiber Mat SY SP Coir Fiber Baffles LF SP Permanent Soil Reinforcement Mat SY 1660 Seeding and Mulching ACR 1661 Seed - Repair Seeding LB 1661 Fertilizer - Repair Seeding TON 1662 Seed - Supplemental Seeding LB 1665 Fertilizer Topdressing TON SP Safety/Highly Visible Fencing LF SP Response for Erosion Control EA Construction Methods Provide an approved subcontractor who performs an erosion control action as described in Form 1675. Each erosion control action may include one or more of the above work items. Measurement and Payment Response for Erosion Control will be measured and paid for by counting the actual number of times the subcontractor moves onto the project, including borrow and waste sites, and satisfactorily completes an erosion control action described in Form 1675. The provisions of Article 104-5 of the Standard Specifications will not apply to this item of work. Payment will be made under: Pay Item Pay Unit Response for Erosion Control Each SAFETY FENCE AND JURISDICTIONAL FLAGGING: Description Safety Fence shall consist of furnishing materials, installing and maintaining polyethylene or polypropylene fence along the outside riparian buffer, wetland, or water boundary, or other boundaries located within the construction corridor to mark the areas that have been approved to infringe within the buffer, wetland, endangered vegetation, culturally sensitive areas or water. The fence shall be installed prior to any land disturbing activities. Interior boundaries for jurisdictional areas noted above shall be delineated by stakes and highly visible flagging. Jurisdictional boundaries at staging areas, waste sites, or borrow pits, whether considered outside or interior boundaries shall be delineated by stakes and highly visible flagging. Materials (A) Safety Fencing Polyethylene or polypropylene fence shall be a highly visible preconstructed safety fence approved by the Engineer. The fence material shall have an ultraviolet coating. Either wood posts or steel posts may be used. Wood posts shall be hardwood with a wedge or pencil tip at one end, and shall be at least 5 ft. in length with a minimum nominal 2" x 2” cross section. Steel posts shall be at least 5 ft. in length, and have a minimum weight of 0.85 lb/ft of length. (B) Boundary Flagging Wooden stakes shall be 4 feet in length with a minimum nominal 3/4” x 1-3/4” cross section. The flagging shall be at least 1” in width. The flagging material shall be vinyl and shall be orange in color and highly visible. Construction Methods No additional clearing and grubbing is anticipated for the installation of this fence. The fence shall be erected to conform to the general contour of the ground. (A) Safety Fencing Posts shall be set at a maximum spacing of 10 ft., maintained in a vertical position and hand set or set with a post driver. If hand set, all backfill material shall be thoroughly tamped. Wood posts may be sharpened to a dull point if power driven. Posts damaged by power driving shall be removed and replaced prior to final acceptance. The tops of all wood posts shall be cut at a 30- degree angle. The wood posts may, at the option of the Contractor, be cut at this angle either before or after the posts are erected. The fence geotextile shall be attached to the wood posts with one 2" galvanized wire staple across each cable or to the steel posts with wire or other acceptable means. Place construction stakes to establish the location of the safety fence in accordance with Article 105-9 or Article 801-1 of the Standard Specifications. No direct pay will be made for the staking of the safety fence. All stakeouts for safety fence shall be considered incidental to the work being paid for as “Construction Surveying”, except that where there is no pay item for construction surveying, all safety fence stakeout will be performed by state forces. The Contractor shall be required to maintain the safet y fence in a satisfactory condition for the duration of the project as determined by the Engineer. (B) Boundary Flagging Boundary flagging delineation of interior boundaries shall consist of wooden stakes on 25 feet maximum intervals with highly visible orange flagging attached. Stakes shall be installed a minimum of 6” into the ground. Interior boundaries may be staked on a tangent that runs parallel to buffer but must not encroach on the buffer at any location. Interior boundaries of hand clearing shall be identified with a different colored flagging to distinguish it from mechanized clearing. Boundary flagging delineation of interior boundaries will be placed in accordance with Article 105-9 or Article 801-1 of the Standard Specifications. No direct pay will be made for delineation of the interior boundaries. This delineation will be considered incidental to the work being paid for as Construction Surveying, except that where there is no pay item or construction surveying the cost of boundary flagging delineation shall be included in the unit prices bid for the various items in the contract. Installation for delineation of all jurisdictional boundaries at staging areas, waste sites, or borrow pits shall consist of wooden stakes on 25 feet maximum intervals with highly visible orange flagging attached. Stakes shall be installed a minimum of 6” into the ground. Additional flagging may be placed on overhanging vegetation to enhance visibility but does not substitute for installation of stakes. Installation of boundary flagging for delineation of all jurisdictional boundaries at staging areas, waste sites, or borrow pits shall be performed in accordance with Subarticle 230-4(B)(3)(d) or Subarticle 802-2(F) of the Standard Specifications. No direct pay will be made for this delineation, as the cost of same shall be included in the unit prices bid for the various items in the contract. The Contractor shall be required to maintain alternative stakes and highly visible flagging in a satisfactory condition for the duration of the project as determined by the Engineer. Measurement and Payment Safety Fence will be measured and paid as the actual number of linear feet of polyethylene or polypropylene fence installed in place and accepted. Such payment will be full compensation including but not limited to furnishing and installing fence geotextile with necessary posts and post bracing, staples, tie wires, tools, equipment and incidentals necessary to complete this work. Payment will be made under: Pay Item Pay Unit Safety Fence Linear Foot STABILIZATION REQUIREMENTS: Stabilization for this project shall comply with the t ime frame guidelines as specified by the NCG-010000 general construction permit effective August 3, 2011 issued by the North Carolina Department of Environment and Natural Resources Division of Water Quality. Temporary or permanent ground cover stabilization shall occur within 7 calendar days from the last land- disturbing activity, with the following exceptions in which temporary or permanent ground cover shall be provided in 14 calendar days from the last land-disturbing activity: · Slopes between 2:1 and 3:1, with a slope length of 10 ft. or less · Slopes 3:1 or flatter, with a slope of length of 50 ft. or less · Slopes 4:1 or flatter The stabilization timeframe for High Quality Water (HQW) Zones shall be 7 calendar days with no exceptions for slope grades or lengths. High Quality Water Zones (HQW) Zones are defined by North Carolina Administrative Code 15A NCAC 04A.0105 (25). Temporary and permanent ground cover stabilization shall be achieved in accordance with the provisions in this contract and as directed. SEEDING AND MULCHING: (West) The kinds of seed and fertilizer, and the rates of application of seed, fertilizer, and limestone, shall be as stated below. During periods of overlapping dates, the kind of seed to be used shall be determined. All rates are in pounds per acre. Shoulder and Median Areas August 1 - June 1 May 1 - September 1 20# Kentucky Bluegrass 20# Kentucky Bluegrass 75# Hard Fescue 75# Hard Fescue 25# Rye Grain 10# German or Browntop Millet 500# Fertilizer 500# Fertilizer 4000# Limestone 4000# Limestone Areas Beyond the Mowing Pattern, Waste and Borrow Areas: August 1 - June 1 May 1 - September 1 100# Tall Fescue 100# Tall Fescue 15# Kentucky Bluegrass 15# Kentucky Bluegrass 30# Hard Fescue 30# Hard Fescue 25# Rye Grain 10# German or Browntop Millet 500# Fertilizer 500# Fertilizer 4000# Limestone 4000# Limestone Approved Tall Fescue Cultivars 2nd Millennium Duster Magellan Rendition Avenger Endeavor Masterpiece Scorpion Barlexas Escalade Matador Shelby Barlexas II Falcon II, III, IV & V Matador GT Signia Barrera Fidelity Millennium Silverstar Barrington Finesse II Montauk Southern Choice II Biltmore Firebird Mustang 3 Stetson Bingo Focus Olympic Gold Tarheel Bravo Grande II Padre Titan Ltd Cayenne Greenkeeper Paraiso Titanium Chapel Hill Greystone Picasso Tomahawk Chesapeake Inferno Piedmont Tacer Constitution Justice Pure Gold Trooper Chipper Jaguar 3 Prospect Turbo Coronado Kalahari Quest Ultimate Coyote Kentucky 31 Rebel Exeda Watchdog Davinci Kitty Hawk Rebel Sentry Wolfpack Dynasty Kitty Hawk 2000 Regiment II Dominion Lexington Rembrandt Approved Kentucky Bluegrass Cultivars: Alpine Bariris Envicta Rugby Apollo Bedazzled Impact Rugby II Arcadia Bordeaux Kenblue Showcase Arrow Champagne Midnight Sonoma Award Chicago II Midnight II Approved Hard Fescue Cultivars: Chariot Nordic Rhino Warwick Firefly Oxford Scaldis II Heron Reliant II Spartan II Minotaur Reliant IV Stonehenge On cut and fill slopes 2:1 or steeper add 20# Sericea Lespedeza January 1 - December 31. Fertilizer shall be 10-20-20 analysis. A different analysis of fertilizer may be used provided the 1-2-2 ratio is maintained and the rate of application adjusted to provide the same amount of plant food as a 10-20-20 analysis and as directed. TEMPORARY SEEDING: Fertilizer shall be the same analysis as specified for Seeding and Mulching and applied at the rate of 400 pounds and seeded at the rate of 50 pounds per acre. German Millet, or Browntop Millet shall be used in summer months and rye grain during the remainder of the year. The Engineer will determine the exact dates for using each kind of seed. FERTILIZER TOPDRESSING: Fertilizer used for topdressing shall be 16-8-8 grade and shall be applied at the rate of 500 pounds per acre. A different analysis of fertilizer may be used provided the 2-1-1 ratio is maintained and the rate of application adjusted to provide the same amount of plant food as 16-8- 8 analysis and as directed. SUPPLEMENTAL SEEDING: The kinds of seed and proportions shall be the same as specified for Seeding and Mulching, and the rate of application may vary from 25# to 75# per acre. The actual rate per acre will be determined prior to the time of topdressing and the Contractor will be notified in writing of the rate per acre, total quantity needed, and areas on which to apply the supplemental seed. Minimum tillage equipment, consisting of a sod seeder shall be used for incorporating seed into the soil as to prevent disturbance of existing vegetation. A clodbuster (ball and chain) may be used where degree of slope prevents the use of a sod seeder. MOWING: The minimum mowing height on this project shall be six inches. STOCKPILE AREAS: The Contractor shall install and maintain erosion control devices sufficient to contain sediment around any erodible material stockpile areas as directed. ACCESS AND HAUL ROADS: At the end of each working day, the Contractor shall install or re-establish temporary diversions or earth berms across access/haul roads to direct runoff into sediment devices. Silt fence sections that are temporarily removed shall be reinstalled across access/haul roads at the end of each working day. TEMPORARY DIVERSION: This work consists of installation, maintenance, and cleanout of Temporary Diversions in accordance with Section 1630 of the Standard Specifications. The quantity of excavation for installation and cleanout will be measured and paid for as Silt Excavation in accordance with Article 1630-4 of the Standard Specifications. WASTE AND BORROW SOURCES: Payment for temporary erosion control measures, except those made necessary by the Contractor’s own negligence or for his own convenience, will be paid for at the appropriate contract unit price for the devices or measures utilized in borrow sources and waste areas. No additional payment will be made for erosion control devices or permanent seeding and mulching in any commercial borrow or waste pit. All erosion and sediment control practices that may be required on a commercial borrow or waste site will be done at the Contractor’s expense.