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HomeMy WebLinkAbout20230523 NOI_Part 4_Permit Plans NOTICE OF INTENT – MAY, 2023 Foth COTUIT BAY ENTRANCE AND EMBAYMENT CHANNEL MAINTENANCE DREDGING PROJECT TOWN OF BARNSTABLE DEPARTMENT OF PUBLIC WORKS EXHIBIT E Permit Plans ELEVATION (FT, MLLW)OFFSET (FT)31+85.19-20-15-10-50510-20-15-10-505100204060801001201400-20-40-60-80-100-120-140ELEVATION (FT, MLLW)OFFSET (FT)16+85.79-15-10-50510-15-10-505100204060801001201401600-20-40-60-80-100-120-140-1600+00 5+00 10+00 15+ 0 0 20+ 0 0 2 5 + 0 0 3 0 + 0 035+0040+00 45+00 47+75ELEVATION (FT, MLLW)OFFSET (FT) 16+85.79 -15 -10 -5 0 5 10 -15 -10 -5 0 5 10 0 20 40 60 80 100 120 140 1600-20-40-60-80-100-120-140-160ELEVATION (FT, MLLW)OFFSET (FT) 31+85.19 -20 -15 -10 -5 0 5 10 -20 -15 -10 -5 0 5 10 0 20 40 60 80 100 120 1400-20-40-60-80-100-120-140 OFFSETS TAKEN FROM VDATUM ONLINE VERSION (4.5.1) AT THE PROJECT SITE 0.00 -2.15 2.15 -1.900.25 DATUM OFFSETS MLLW MLW NAVD 880.00 2.454.60 AHTL 1.503.65 MHHW 1.203.35 MHW MLLW NAVD88 DWG Filename: 2023 cotuit dredge plans.dwg Layout: sheet 1 - dredge siteDWG Folder Location:Tuesday, May 16, 2023 11:47:53 AMPROJECT NO: CHECKED DESIGNED DRAWN SURVEYED BY DATE DATE OF PREPARATIONNO.BYDATEDESCRIPTIONREVISIONSSHEET NUMBER SHEET TITLE: ISSUANCE: FOR PERMITTING ONLY COTUIT BAY 8' ENTRANCE CHANNEL& 10' EMBAYMENT CHANNELMAINTENANCE DREDGING PROJECTTOWN OF BARNSTABLE, MADEPARTMENT OF PUBLIC WORKS382 FALMOUTH ROAD, HYANNIS, MA 0260112345TOWN/FOTH AS NOTED JAH 5/10/2023 JMP 5/10/2023 LOCUS NOT TO SCALE 6 8 710 9 11 12 14 13 15 16 1 2 3 4 5 COTUIT CUT NANTUCKET SOUND SAMPSON'S ISLAND COTUIT BAY COTUIT HIGHLANDS LOOP BEACH EBB FLO O D EBB FLO O D 644 646 645 643 PROP. MAINTENANCE DREDGE AREA TO -8.0' MLLW PROP. MAINTENANCE DREDGE AREA TO -10.0' MLLW LEGEND SHELLFISH SUITABILITY AREAS (MA GIS) ANNUAL HIGH TIDE (AHTL = 4.60') MEAN HIGH WATER (MHW = 3.35') MEAN LOW WATER (MLW = 0.25') MEAN LOWER LOW WATER (MLLW = 0.0') APPROX. SHORELINE AT SEAWARD EDGE OF PROPERTY LINES (TYP.)2010-2013 EELGRASS (MA G IS )2015-2017 EELGRASS (MA G IS ) 2 0 0 1 EE LGRASS (MA G IS ) 2001 EELGR A S S ( M A G I S ) 2001 MA GIS MAPPED EELGRASS 2010-2013 MA GIS MAPPED EELGRASS 2015-2017 MA GIS MAPPED EELGRASS EX. GRADE FROM 3/18/2022 SURVEY EX. GRADE FROM 3/18/2022 SURVEY DREDGE TO -10' MLLW 1' ALLOWABLE OVERDREDGE TO -11' MLLW DREDGE TO -8' MLLW 1' ALLOWABLE OVERDREDGE TO -9' MLLW 1 3 1 3 TYPICAL SECTION A - STA 31+85 10' COTUIT EMBAYMENT CHANNEL HORIZONTAL SCALE: 1" = 50' VERTICAL SCALE: 1" = 10' 100' 100' 1 3 TYPICAL SECTION B - STA 16+86 8' COTUIT ENTRANCE CHANNEL HORIZONTAL SCALE: 1" = 50' VERTICAL SCALE: 1" = 10'END 8-FT DEEP COTUIT BAYENTRANCE CHANNEL/BEGIN 10-FTDEEP COTUIT BAY EMBAY MENT CHANNEL STA 30+501 3 FEMA FLOOD ZONE BOUNDARY PROPOSED DREDGE PLAN 1 APPROX. PROPERTY LINE FROM MA GIS (TYP.) 1 INCH = FEET (IN FEET) GRAPHIC SCALE 0 50 1005025 HORIZONTAL SCALE 1 INCH = FEET (IN FEET) GRAPHIC SCALE 0 10 20105 VERTICAL SCALE CROSS SECTION SCALES APPROX. TOP OF 3H:1V SLOPE (TYP.) SOUNDING LEGEND <8.0' MLW 8.0' TO 9.99' MLW >=10.0' MLW A 1 B 1 BEGIN 8-FT DEEP COTUIT ENTRANCE CHANNEL STA 0+00 LIMIT OF EX. NAVIGATION CHANNEL (TYP.)100'100'2010-13 EELGRASS ( MA GIS) 20 1 5 - 1 7 E E L G R A S S (M A G I S ) END 10-FOOT DEEP COTUIT EMBAYMENT CHANNEL STA 41+52 TBR-CB-1 TB R - C B - 2 T B R - C B - 3 SEDIMENT SAMPLE LOCATION SIDESLOPES (TYP.) SIDESLOPES (TYP.) 1' ALLOWABLE OVERDREDGE SCALE: 0 200 500 1,000 1" = 200'200'BASELINE (TYP.) 25+00 0+00 4+84.8 9 2+00 4+00 30+00 12 12 12 SCALE: 0 40 100 1" = 40' 200 EBBFLOODNANTUCKET SOUND WEST BAY SEAPUIT RIVER EXISTING CONTOURS FROM 3/23/2023 TOWN SURVEY (TYP.) TOE OF 15H:1V SLOPE; CH91 PERMIT NO. 14437 (2017) ; USACE PERMIT NO. NAE-2013-02073 (2017) TOE OF 10H:1V SLOPE; CH91 PERMIT NO. 9123 (2001); USACE PERMIT NO. CENAE-CO-R-199701302 (1998) EL. -3.35 FT MLLW 2 DEAD NECK PROPOSED NOURISHMENT PLAN TOE OF PROPOSED 10H:1V FORESHORE BEACH SLOPE (TYP.); PROPOSED TOE STARTS AT MLW (EL. 0.25' MLLW) DEAD NECK PROJECT BASELINE (TYP.) BREACH CONNECTOR BASELINE (TYP.) (SEE PROFILE VIEW, SHEET 3)10H:1V10H:1V10H:1V10H:1V10H:1V10H:1V10H:1V6H:1V 6H:1V4H:1V4H:1VTOE OF SLOPE TIES INTO EXISTING GRADE AT EXISTING SLOPES OF 4H:1V TO 6H:1V DN-1 3 DN-2 3 DN-3 3 BR-1 3 BR-2 3 BR-3 3 1995 E E L G R A S S (MA GI S) TOP OF PROPOSED BERM TOE OF PROPOSED SLOPE LEGEND DEAD NECK NOURISHMENT AREA ANNUAL HIGH TIDE (AHTL = 4.60') MEAN HIGH WATER (MHW = 3.35') MEAN LOW WATER (MLW = 0.25')1995 MA GIS MAPPED EELGRASS FEMA FLOOD ZONE BOUNDARY 12 LOCUS NOT TO SCALE PROPOSED TOP OF BERM; EL. 12 FT MLLW; WIDTH VARIES OFFSETS TAKEN FROM VDATUM ONLINE VERSION (4.5.1) AT THE PROJECT SITE 0.00 -2.15 2.15 -1.900.25 DATUM OFFSETS MLLW MLW NAVD 880.00 2.454.60 AHTL 1.503.65 MHHW 1.203.35 MHW MLLW NAVD88 TYPICAL SLOPE NANTUCKET SOUND DWG Filename: 2023 dead neck nourishment plans_r1.dwg Layout: sheet 2 - dn beachDWG Folder Location:Tuesday, May 16, 2023 11:48:06 AMPROJECT NO: CHECKED DESIGNED DRAWN SURVEYED BY DATE DATE OF PREPARATIONNO.BYDATEDESCRIPTIONREVISIONSSHEET NUMBER SHEET TITLE: ISSUANCE: FOR PERMITTING ONLY COTUIT BAY 8' ENTRANCE CHANNEL& 10' EMBAYMENT CHANNELMAINTENANCE DREDGING PROJECTTOWN OF BARNSTABLE, MADEPARTMENT OF PUBLIC WORKS382 FALMOUTH ROAD, HYANNIS, MA 0260112345TOWN/FOTH AS NOTED JAH 5/10/2023 JMP 5/10/2023 NOTE: ENTIRETY OF NOURISHMENT SITE IS LOCATED WITHIN NHESP MAPPED AREA DEAD NECK MA DPW DISK ON JETTY EL = 8.12' MLLW EXISTING TOE OF DUNE VEGETATED COASTAL DUNE AREA EXISTING TOP OF DUNE PROPOSED TEMPORARY CONSTRUCTION AREA (SEE SHEET 4) TEMPORARY CONSTRUCTION LIMITS SHELLFISH SUITABILITY AREAS (MA GIS) ELEVATION (FT, MLLW)OFFSET (FT) 1+22.68 -10 -5 0 5 10 15 20 -10 -5 0 5 10 15 20 0 40 80 120 160 200 240 280 3200-40-80-120 ELEVATION (FT, MLLW)OFFSET (FT) 2+11.97 -10 -5 0 5 10 15 20 -10 -5 0 5 10 15 20 0 40 80 120 160 200 240 280 3200-40-80-120 ELEVATION (FT, MLLW)OFFSET (FT) 3+02.67 -10 -5 0 5 10 15 20 -10 -5 0 5 10 15 20 0 40 80 120 160 200 240 2800-40-80-120ELEVATION (FT, MLLW)OFFSET (FT) 23+50 -10 -5 0 5 10 15 20 -10 -5 0 5 10 15 20 0 40 80 120 160 200 240 280 3200-40-80-120 ELEVATION (FT, MLLW)OFFSET (FT) 27+70.65 -10 -5 0 5 10 15 20 -10 -5 0 5 10 15 20 0 40 80 120 160 200 240 280 3200-40-80-120ELEVATION (FT, MLLW)OFFSET (FT) 25+07.69 -10 -5 0 5 10 15 20 -10 -5 0 5 10 15 20 0 40 80 120 160 200 240 280 3200-40-80-120 0 10 20 0 10 20 0+00 1+00 2+00 3+00 4+00 4+85 3 DEAD NECK TYPICAL PROPOSED NOURISHMENT SECTIONS STATION EL. 13.0FT MLLW 10 1 EL. 12.0FT MLLW 10 1 PROPOSED 10H:1V SLOPE 6 1 BREACH CONNECTOR TYPICAL SECTION BR-1 HORIZONTAL SCALE: 1" = 50' VERTICAL SCALE: 1" = 10' MLW = 0.25' MHW = 3.35' AHTL = 4.60' STATION EL. 13.0FT MLLW 10 1 EL. 12.0FT MLLW 10 1PROPOSED 10H:1V SLOPE BREACH CONNECTOR TYPICAL SECTION BR-2 HORIZONTAL SCALE: 1" = 50' VERTICAL SCALE: 1" = 10' MLW = 0.25' MHW = 3.35' AHTL = 4.60' TOE EL. TO MATCH EX. GRADE AT MLW (EL. +0.25' MLLW) TOE EL. TO MATCH EX. GRADE AT MLW (EL. +0.25' MLLW) STATION EL. 13.0FT MLLW 10 1 EL. 12.0FT MLLW BREACH CONNECTOR TYPICAL SECTION BR-3 HORIZONTAL SCALE: 1" = 50' VERTICAL SCALE: 1" = 10' MLW = 0.25' MHW = 3.35' AHTL = 4.60' TOE EL. TO MATCH EX. GRADE AT MLW (EL. +0.25' MLLW) 6 1 6 1 15 1 15 1 10 1 15 1 1 INCH = FEET (IN FEET) GRAPHIC SCALE 0 10 20105 1 INCH = FEET (IN FEET) GRAPHIC SCALE 0 50 1005025 HORIZONTAL SCALE VERTICAL SCALE NOURISHMENT TEMPLATE FROM CH91 PERMIT NO. 9123 (2001) & USACE PERMIT NO. CENAE-CO-R-199701302 (1998) GRADE FROM TOWN SURVEY 3/23/2023 EL. 13.0FT MLLW 10 1 6 1 EL. 12.0FT MLLW 10 1 PROPOSED 2023 NOURISHMENT TEMPLATE MLW = 0.25' MHW = 3.35' AHTL = 4.60' PROPOSED 10H:1V SLOPE TOE EL. TO MATCH EX. GRADE AT MLW (EL. +0.25' MLLW) STATION STATIONSTATION MLW = 0.25' MHW = 3.35' AHTL = 4.60' MLW = 0.25' MHW = 3.35' AHTL = 4.60' TOE OF SLOPE EL. -3.35' MLLW EL. 13.0FT MLLW 10 1 EL. 13.0FT MLLW 10 1 PREVIOUSLY AUTHORIZED NOURISHMENT TEMPLATE (TYP.); CH. 91 PERMIT NO. 9123 & USACE CENAE-CO-R-199701302 EL. 12.0FT MLLW 10 1 PROPOSED 10H:1V SLOPE PROPOSED 12FT EL. BERM WITH 10H:1V SLOPE TO MLW (WIDTH VARIES) EL. 12.0FT MLLW 10 1 PROPOSED 10H:1V SLOPE 6 16 1 6H:1V SIDE SLOPE FROM CH. 91 PERMIT NO. 9123 & USACE CENAE-CO-R-199701302 TOE EL. TO MATCH EX. GRADE AT MLW (EL. +0.25' MLLW) TOE EL. TO MATCH EXISTING GRADE AT 10H:1V SLOPE DEAD NECK BEACH TYPICAL SECTION DN-1 HORIZONTAL SCALE: 1" = 50' VERTICAL SCALE: 1" = 10' DEAD NECK BEACH TYPICAL SECTION DN-2 HORIZONTAL SCALE: 1" = 50' VERTICAL SCALE: 1" = 10' DEAD NECK BEACH TYPICAL SECTION DN-3 HORIZONTAL SCALE: 1" = 50' VERTICAL SCALE: 1" = 10' BREACH CONNECTOR PROFILE VIEW HORIZONTAL SCALE: 1" = 50' VERTICAL SCALE: 1" = 10' 2023 DUNE BREACH PROPOSED NOURISHMENT FILL MLW = 0.25' MHW = 3.35' AHTL = 4.60' CROSS SECTION LEGEND & SCALES 6 1 PROPOSED 6H:1V SLOPE TO MATCH EXISTINGPROPOSED BREACH CONNECTOR BERM EL. 12FT MLLW EL. ±8FT NOURISHMENT TEMPLATE FROM CH91 PERMIT NO. 14437 (2017) & USACE PERMIT NO. NAE-2013-02073 (2017) 15 1 15 115 1 PREV. AUTH. NOURISHMENT TEMPLATE (TYP.); CH. 91 PERMIT NO. 14437 & USACE NAE-2013-02073 DWG Filename: 2023 dead neck nourishment plans_r1.dwg Layout: sheet 3 - sectionsDWG Folder Location:Tuesday, May 16, 2023 11:48:10 AMPROJECT NO: CHECKED DESIGNED DRAWN SURVEYED BY DATE DATE OF PREPARATIONNO.BYDATEDESCRIPTIONREVISIONSSHEET NUMBER SHEET TITLE: ISSUANCE: FOR PERMITTING ONLY COTUIT BAY 8' ENTRANCE CHANNEL& 10' EMBAYMENT CHANNELMAINTENANCE DREDGING PROJECTTOWN OF BARNSTABLE, MADEPARTMENT OF PUBLIC WORKS382 FALMOUTH ROAD, HYANNIS, MA 0260112345TOWN/FOTH AS NOTED JAH 5/10/2023 JMP 5/10/2023 6H:1V SIDE SLOPE FROM CH. 91 PERMIT NO. 9123 & USACE CENAE-CO-R-199701302 PREV. AUTH. NOURISHMENT TEMPLATE (TYP.); CH. 91 PERMIT NO. 14437 & USACE NAE-2013-02073 PREVIOUSLY AUTHORIZED NOURISHMENT TEMPLATE (TYP.); CH. 91 PERMIT NO. 9123 & USACE CENAE-CO-R-199701302 TOE OF SLOPE EL. -3.35' MLLW PROPOSED 12FT EL. BERM WITH 10H:1V SLOPE TO MLW (WIDTH VARIES) PREV. AUTH. NOURISHMENT TEMPLATE (TYP.); CH. 91 PERMIT NO. 14437 & USACE NAE-2013-02073 PREVIOUSLY AUTHORIZED NOURISHMENT TEMPLATE (TYP.); CH. 91 PERMIT NO. 9123 & USACE CENAE-CO-R-199701302 6H:1V SIDE SLOPE FROM CH. 91 PERMIT NO. 9123 & USACE CENAE-CO-R-199701302 TOE OF SLOPE EL. -3.35' MLLW PROPOSED 12FT EL. BERM WITH 10H:1V SLOPE TO MLW (WIDTH VARIES) PREV. AUTH. NOURISHMENT TEMPLATE (TYP.); CH. 91 PERMIT NO. 14437 & USACE NAE-2013-02073 PREVIOUSLY AUTHORIZED NOURISHMENT TEMPLATE (TYP.); CH. 91 PERMIT NO. 9123 & USACE CENAE-CO-R-199701302 6H:1V SIDE SLOPE FROM CH. 91 PERMIT NO. 9123 & USACE CENAE-CO-R-199701302 TOE OF SLOPE EL. -3.35' MLLW PROPOSED 12FT EL. BERM WITH 10H:1V SLOPE TO MLW (WIDTH VARIES) PREV. AUTH. NOURISHMENT TEMPLATE (TYP.); CH. 91 PERMIT NO. 14437 & USACE NAE-2013-02073 PREVIOUSLY AUTHORIZED NOURISHMENT TEMPLATE (TYP.); CH. 91 PERMIT NO. 9123 & USACE CENAE-CO-R-199701302 6H:1V SIDE SLOPE FROM CH. 91 PERMIT NO. 9123 & USACE CENAE-CO-R-199701302 TOE OF SLOPE EL. -3.35' MLLW PROPOSED 12FT EL. BERM WITH 10H:1V SLOPE TO MLW AND 4H:1V SLOPE TO MATCH EXISTING PREV. AUTH. NOURISHMENT TEMPLATE (TYP.); CH. 91 PERMIT NO. 14437 & USACE NAE-2013-02073 PREVIOUSLY AUTHORIZED NOURISHMENT TEMPLATE (TYP.); CH. 91 PERMIT NO. 9123 & USACE CENAE-CO-R-199701302 6H:1V SIDE SLOPE FROM CH. 91 PERMIT NO. 9123 & USACE CENAE-CO-R-199701302 TOE OF SLOPE EL. -3.35' MLLW 4 1 15+00 20+00 © 2023 Microsoft Corporation © 2023 Maxar ©CNES (2023) Distribution Airbus DS ELEVATION (FT, MLLW)OFFSET (FT) 18+46.49 -5 0 5 10 15 20 -5 0 5 10 15 20 0 20 40 60 80 100 1200 4 PROPOSED DREDGE PIPELINE ROUTE AND SEDIMENT DEWATERING PLAN DWG Filename: 2023 dead neck nourishment plans_r1.dwg Layout: sheet 4 - pipe and dwaDWG Folder Location:Tuesday, May 16, 2023 11:48:19 AMPROJECT NO: CHECKED DESIGNED DRAWN SURVEYED BY DATE DATE OF PREPARATIONNO.BYDATEDESCRIPTIONREVISIONSSHEET NUMBER SHEET TITLE: ISSUANCE: FOR PERMITTING ONLY COTUIT BAY 8' ENTRANCE CHANNEL& 10' EMBAYMENT CHANNELMAINTENANCE DREDGING PROJECTTOWN OF BARNSTABLE, MADEPARTMENT OF PUBLIC WORKS382 FALMOUTH ROAD, HYANNIS, MA 0260112345TOWN/FOTH AS NOTED JAH 5/10/2023 JMP 5/10/2023 COTUIT BAY NANTUCKET SOUND WEST BAY PROPOSED HYDRAULIC DREDGE PIPELINE ROUTE (TYP.); TO BE CONFIRMED WITH BARNSTABLE COUNTY DREDGE PRIOR TO START OF CONSTRUCTION COT UI T C U T PROPOSED DEAD NECK NOURISHMENT AREA PROPOSED TEMPORARY CONSTRUCTION AND DEWATERING AREA (SEE INSET, THIS SHEET) PROPOSED PIPE LANDING TO AVOID AREA(S) OF EX. VEGETATION TO THE GREATEST EXTENT POSSIBLE SCALE: 0 400 1,000 2,000 1" = 400' SCALE: 0 50 125 250 1" = 50' PROPOSED DEAD NECK NOURISHMENT AREA PROPOSED TEMPORARY CONSTRUCTION AREA (TYP.) PROPOSED DEWATERING AREA LOCATED BETWEEN HIGH TIDE LINE AND EX. DUNE PROPOSED PIPE LANDING 8' COTUIT BAY ENTRANCE CHANNEL 10' C O T UI T B A Y EMB A Y M E N T CHA N N E L SEAPUIT RIVER DEAD NECK ±450'±60'DW-1 4 PROPOSED DREDGE PIPELINE OVERVIEW PLAN SCALE: 1" = 400' PROPOSED TEMPORARY CONSTRUCTION AND DEWATERING AREA PLAN SCALE: 1" = 400' TYPICAL SECTION DW-1 DREDGE SEDIMENT DEWATERING CONTAINMENT AREA HORIZONTAL SCALE: 1" = 10' VERTICAL SCALE: 1" = 5' MHW = 3.35' AHTL = 4.60' 1 INCH = FEET (IN FEET) GRAPHIC SCALE 0 5 1052.5 1 INCH = FEET (IN FEET) GRAPHIC SCALE 0 10 20105 HORIZONTAL SCALE VERTICAL SCALE TIE INTO EXISTING DUNE DREDGE SLURRY DISCHARGE PIPE CONTAINMENT BERM TO BE CONSTRUCTED WITH EXCAVATED SAND FROM TRENCHING; DIMENSIONS BY CONTRACTOR ±60' MAX. WIDTH OF DEWATERING BASIN FOOTPRINT DEWATERING TRENCH/BASIN TO RECEIVE DREDGE SLURRY; CONTRACTOR TO CONFIRM DEPTH REQUIRED TO ACCOMODATE DREDGE PUMPING RATES BY THE BARNSTABLE COUNTY DREDGE BERM TO MATCH EX. GRADE TOP OF PROPOSED BERM TOE OF PROPOSED SLOPE LEGEND DEAD NECK NOURISHMENT AREA ANNUAL HIGH TIDE (AHTL = 4.60') MEAN HIGH WATER (MHW = 3.35') MEAN LOW WATER (MLW = 0.25') FEMA FLOOD ZONE BOUNDARY 12 EXISTING TOE OF DUNE VEGETATED COASTAL DUNE AREA EXISTING TOP OF DUNE TEMPORARY CONSTRUCTION LIMITS SHELLFISH SUITABILITY AREAS (MA GIS) TEMPORARY DEWATERING AREA LIMITS PROPOSED HYDRAULIC DREDGE PIPELINE