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HomeMy WebLinkAbout83-1741 - Proposed Bulkhead0029't 3/4" THRU BOLT 0 Y O.C. FOR NEW B°0 P.T. (CCA) PILE (9'f) O.C. SHOREGUARD 950 ANCHOR WALE (COUNTERSUNK) VINYL SHEETING, 20 FEET LONG 6"X 60 P.T. TOP ANCHOR WALE (GREENIE.ART ANCHOR WALE BELOW) II II II II 11 II 4'X 6' P.T. BACK WALE . II •.. 6. 11 n: 1� '• B. II n tl' NEW BULKHEAD „ EXISTING TIMBER BULKHEAD + $ v II • VOIDS TO BE FILLED WITH II n n II';' CEMENTITIOUS FILL II •n II EXISTING TIMBER PILES; i CUT OFF BELOW GRADE II ANCHOR TIE RODS EXISTING TIMBER SHEETING; EXISTING TIMBER WALES CUT OFF BELOW GRADE A (9't) O.C. SECTION A -A PLAN VIEW DETAIL A SCALE: 1 "= 2' 12 10 8 6 4 2 0 -2 -4 LAND UNDER OCEAN PPnPDSFD RFCONSTRUCTED LAND SUBJECT TO COASTAL STORM FLOWAGE EXISTING BUILDING ,EXISTING TIMBER EXISTING CONCRETE, 0 10 20 30 SECTION A -A SCALE: 1"= 10' 3/4' THRU BOLT 0 2' O.C. FOR OAS A SHOREGUARD 950 ANCHOR WALE (COUNTERSUNK) T�v�j�+rn �jrr PROPOSED BULKHEAD (TYPICAL) 12.1 11.0 100 YR. TIDAL FLOOD VINYL SHEETING, 16 1V1J11VLL'+ING RELOCATE MARSH EXISTING BULKHEAD (TYPICAL) FEET LONG 6,t rX III *nR RWALEGREENHEART O L"'fl\ 1 INC. SEAWARD AS NEEDED PLANT WITH ADDITIONAL SPARTINA Fy 3't - 260 Cranberry Hwy. Orleans, MA 02653 ALTERNAFLORA 0 12" O.C. AS NEEDED r II tl 508.255.6511 Far. 508.255.6700 MAINTAIN EXISTING ELEVATION a' -I '•:d ' • �. IIn3"X 8" P.T. BACK WALE OF SPARTINA ALTERNAFLORA FNEW BULKHEAD•IEXISTING TIMBER BULKHEAD • .' +PROPOSED 12"0 FIBER ROLL _. _..: r ''II VOIDS TO BE FILLED VATH3.3 2.2 ANNUAL HIGH TIDEIICEMENTITIOUS FlLL 2.9 1.8 MEAN HIGH WATER1.5 0.4 MEAN 111E LEVEL II 1/8" STAINLESS STEEL WRE ROPE FASTENED t 1.1 0.0 NATIONAL GEODETIC VERTICAL DATUM (NGVD ISTING TIMBER PILES; UT OFF BELOW GRADE AT EYE OF ANCHOR TO BE TIGHTLY LACED 0.0 -1.1 MEAN LOW WATERTHRU WEBBING OFFlBER ROLLS.NANTUCKET SDUNQ II a TIDAL ROOD PROnLE II INSTALL NEW DEADMAN ANCHOR IING TIMBER WALES60" DUCKBILL DB66 ANCHORS SYSTEM 0 (6't) O.C., CAPACITY II REF: AC.O.E. TIDAL ROOD SURVEY, SEPT, 1988 PLATE C-23 PROFILE 9 SHALL BE 10 KIPS MINIMUM. II ING; THREE FEET O.C. - ANCHORS TO EXISTING GRADE II CUT OFF BELOW GRADE (� BE INSTALLED FLUSH TO GROUND. M2BU MASS GEODETEC STATION ELEVATION 15.17 NGVD: 15.17= 16.97 MLW II a0 EXISTING MARSH (VARIES) ELEVATIONS SHOWN ARE MEASURED IN FEET AND TENTHS PLUS OR w MINUS FROM THE PLANE OF MEAN LOW WATER EL=0.0' ti MARSH EXTENSIONIMITIGATION DETAIL ARMY CORPS TIDAL PROFILESECTION C -C PLAN VIEW DETAIL 10 z SCALE. 1p= 5 SCALE: 1= 5 SCALE: 1= 2 5 FILL BEHIND WALL AND PROPOSED RECONSTRUCTED LANDSCAPE TO MATCH BULKHEAD (SEE DETAIL A -A) SURROUNDINGS 12 10 8 6 4 2 0 _2 -4 EXISTING SPLIT -RAIL FENCE AND R.R TIES (TYP) yi,t IIIIIIIIIIIIIIIIII� _ L- LYLEATH13-INCH DIMENSIONALR; T.O.W. = 2.4't NGVD 1'f � GENERAL NOTES: ,+ EXISTING BULKHEAD HEIGHT IsE}. i VARIES I ROM 2.4 TO 11.0') MHW=1.8' NGVD FILL WITH 12° OF CRUSHED STONE ' 191811 EXISTING! GRADE _ ....................... , AMIN PROPOSED 4'x 6'L • FILTER FABRIC 2. THE EXISTING SHORT (EL=3.0' NGVD) TIMBER BULKHEAD IS PERMITTED UNDER DEP P.T. GUIDE WALE w, 0 10 20 30 SECTION A -A SCALE: 1"= 10' 3/4' THRU BOLT 0 2' O.C. FOR OAS A SHOREGUARD 950 ANCHOR WALE (COUNTERSUNK) T�v�j�+rn �jrr PROPOSED BULKHEAD (TYPICAL) 12.1 11.0 100 YR. TIDAL FLOOD VINYL SHEETING, 16 1V1J11VLL'+ING RELOCATE MARSH EXISTING BULKHEAD (TYPICAL) FEET LONG 6,t rX III *nR RWALEGREENHEART O L"'fl\ 1 INC. SEAWARD AS NEEDED PLANT WITH ADDITIONAL SPARTINA Fy 3't - 260 Cranberry Hwy. Orleans, MA 02653 ALTERNAFLORA 0 12" O.C. AS NEEDED r II tl 508.255.6511 Far. 508.255.6700 MAINTAIN EXISTING ELEVATION a' -I '•:d ' • �. IIn3"X 8" P.T. BACK WALE OF SPARTINA ALTERNAFLORA FNEW BULKHEAD•IEXISTING TIMBER BULKHEAD • .' +PROPOSED 12"0 FIBER ROLL _. _..: r ''II VOIDS TO BE FILLED VATH3.3 2.2 ANNUAL HIGH TIDEIICEMENTITIOUS FlLL 2.9 1.8 MEAN HIGH WATER1.5 0.4 MEAN 111E LEVEL II 1/8" STAINLESS STEEL WRE ROPE FASTENED t 1.1 0.0 NATIONAL GEODETIC VERTICAL DATUM (NGVD ISTING TIMBER PILES; UT OFF BELOW GRADE AT EYE OF ANCHOR TO BE TIGHTLY LACED 0.0 -1.1 MEAN LOW WATERTHRU WEBBING OFFlBER ROLLS.NANTUCKET SDUNQ II a TIDAL ROOD PROnLE II INSTALL NEW DEADMAN ANCHOR IING TIMBER WALES60" DUCKBILL DB66 ANCHORS SYSTEM 0 (6't) O.C., CAPACITY II REF: AC.O.E. TIDAL ROOD SURVEY, SEPT, 1988 PLATE C-23 PROFILE 9 SHALL BE 10 KIPS MINIMUM. II ING; THREE FEET O.C. - ANCHORS TO EXISTING GRADE II CUT OFF BELOW GRADE (� BE INSTALLED FLUSH TO GROUND. M2BU MASS GEODETEC STATION ELEVATION 15.17 NGVD: 15.17= 16.97 MLW II a0 EXISTING MARSH (VARIES) ELEVATIONS SHOWN ARE MEASURED IN FEET AND TENTHS PLUS OR w MINUS FROM THE PLANE OF MEAN LOW WATER EL=0.0' ti MARSH EXTENSIONIMITIGATION DETAIL ARMY CORPS TIDAL PROFILESECTION C -C PLAN VIEW DETAIL 10 z SCALE. 1p= 5 SCALE: 1= 5 SCALE: 1= 2 5 FILL BEHIND WALL AND PROPOSED RECONSTRUCTED LANDSCAPE TO MATCH BULKHEAD (SEE DETAIL A -A) SURROUNDINGS 12 10 8 6 4 2 0 _2 -4 EXISTING SPLIT -RAIL FENCE AND R.R TIES (TYP) 0 10 20 au 4u ou SECTION B -B SCALE: 1"= 10' 1 4-3/4'0 THRU BOLTS W/ DOCK IIIA IICD A WAIc C4101 A0 6' O.C. SHIPLAP DETAIL SCALE: 1"= 10' 6'x 6" P.T. yi,t ELEVATION VARIES I L- LYLEATH13-INCH DIMENSIONALR; T.O.W. = 2.4't NGVD 1'f •4''' 3 EXISTING I GRADE GENERAL NOTES: ,+ EXISTING BULKHEAD HEIGHT IsE}. i VARIES I ROM 2.4 TO 11.0') MHW=1.8' NGVD FILL WITH 12° OF CRUSHED STONE ' v EXISTING! GRADE _ ....................... , 0 10 20 au 4u ou SECTION B -B SCALE: 1"= 10' 1 4-3/4'0 THRU BOLTS W/ DOCK IIIA IICD A WAIc C4101 A0 6' O.C. SHIPLAP DETAIL SCALE: 1"= 10' 6'x 6" P.T. yi,t ELEVATION VARIES PROPOSED P.T. TIMBER CAP LYLEATH13-INCH DIMENSIONALR; T.O.W. = 2.4't NGVD 1'f GENERAL NOTES: ,+ PROPOSED WALE (2 TOTAL) IsE}. i ANCHOR WALE (1 ONLY)j FILL WITH 12° OF CRUSHED STONE 1. THE PURPOSE OF THIS PROJECT IS TO RECONSTRUCT EXISTING FAILING TIMBER v _ ....................... BULKHEADS. PROPOSED 4'x 6'L • FILTER FABRIC 2. THE EXISTING SHORT (EL=3.0' NGVD) TIMBER BULKHEAD IS PERMITTED UNDER DEP P.T. GUIDE WALE w, CUT EXISTING SHEETING 1' BELOW GRADE LICENSE 1685. A LICENSE HAS NOT BEEN FOUND FOR THE EXISTING TALL (EL=11.0' ,^ k NGVD) BULKHEAD. TO MINIMIZE SEDIMENT DISTURBANCE, THE PROPOSED VINYL BULKHEADS WILL BE CONSTRUCTED DIRECTLY SEAWARD OF THE EXISTING 11MBER H;ti I ) .n --------___ BULKHEADS. PROPOSED 6'x 6' GRFRNHEART U(Es:+ ' 3. SUPPLY MATERIAL, EQUIPMENT AND LABOR TO INSTALL THE PROPOSED WORK ALONG ANCHOR WALE (1 ONLY) int " ' 4 INSTALL NEW HELICAL TIE -BACK SYSTEM, MINIMUM THE SHOREFRONT AS DESCRIBED AND SHOWN ON THE PLAN AND DETAILS. IAN " ' EMBEDMENT SHALL BE 25 -FEET BEHIND EXISTING 20 KIPS MINIMUM EACH. 4. PERFORMANCE OF THE WORK SHALL BE IN COMPLIANCE WITH THE PLANS, air WALL; CAPACITY SHALL BE TIMBER PILE NOTES SPECIFICATIONS, AND ORDER OF CONDITIONS ISSUED BY THE YARMOUTH CONSERVATION tr a r,� " EXISTINGTIMBERSHEETING AND PILES TO REMAIN 1. ALL TIMBER PILES SHALL BE CCA OR GREENHEART.COMMISSION FOR THE REFERENCED PROJECT AND AS DESCRIBED BELOW. •.:• 2 EACH PILE SHALL BE DRIVEN BY MECHANICAL MEANS IN ONE PIECE, 5. ACCESS TO BE BOTH FROM THE UPLAND OF THE APPUCAMS PROPERTY, AND FROM WITHOUT SPLICING, AND SHALL BE DRIVEN TO THE DEPTHS SPECIFIED IN A WORKING BARGE. WORKING BARGE NOT TO BE LOCATED OVER MARSH AT ANY TIME FlLL BETWEEN SHEETS WITH PLOWABLE FILL SECTION A -A OR REFUSAL ENGINEER SHALL BE NOTIFIED IF REQUIRED DEPTH STAGING AREA FOR MATERIALS TO BE IN DRIVEWAY OR ON BARGE T 3i CAN NOT BE ATTAINED. 6. METAL TO BE HOT DIPPED GALVANIZED AFTER FABRICATION. p RY r 1`. 3. DURING THE PILE DRIVING OPERATION, ANY SUDDEN DECREASE IN DRIVING RESISTANCE SHALL BE INVESTIGATED WITH REGARD TO THE POSSIBILITY OF 7. ALL TIMBER (EXCEPT ANCHOR WALES) SHALL BE MARINE GRADE SOUTHERN PINE #2 i PROPOSED 6'x 6' P.T. BREAKAGE OF THE PILE, AND IF SUCH SUDDEN DECREASE IN DRIVING OR BETTER. TREATED WITH CCA PRESERVATIVES W/25 PCF MINIMUM RETENTION IN WALES (2 TOTAL) RESISTANCE CANNOT BE CORRFlATED TO BORING DATA, AND IF THE PILE ACCORDANCE WITH THE AMERICAN WOOD PRESERV17tS ASSOCIATION (AWPA) CANNOT BE REMOVED FOR INSPECTION, IT SHALL BE CONSIDERED ADEQUATE STANDARDS C-2 AND C-18 MATERIAL FOR ANCHOR WALES TO BE GREENHEART. 4f'�tir; REASON FOR THE REJECTION OF THE PILE R • 8. ALL PILES AND TIMBER IN CONTACT WITH GROUND TO BE GREENHEART OR CCA MHW 4. JETTING, AUGURING AND OTHER METHODS OF PRE -EXCAVATION TO ACHIEVE PRESSURE TREATED AS APPROVED BY ENGINEER THE MINIMUM TIP ELEVATION MAY NOT BE PERMITTED WITHOUT PRIOR y�')'� +'1,•° Aga a-. PROPOSED 4'x 6' APPROVAL BY THE ENGINEER. WHERE PERMITTED, THE PRE -EXCAVATION MUST 9. SHEETING MATERVt SHALL BE SHOREGUARD 950 VINYL. MIMANM SHEETING LENGTH. +� F' P.T. GUIDE WALE BE CARRIED OUT IN A MANNER WHICH WILL NOT IMPAIR THE CARRYING SWLLL BE 16' FOR THE SHORT WALL, AND 20' FOR THE TALL WALL. � CAPACITY OF THE PILES ALREADY IN PLACE IMMEDIATELY AFTER COMPLETION <-n OF JETTING OR AUGURING, THE PILE SHALL BE ADVANCED TO THE MAXIMUM 10. FILTER FABRIC S141 BE MI FW400. OR AS APPROVED BY ENGINEER. FISTING GRADE rl °, DEPTH OF PRE -EXCAVATION AND DRIVEN BELOW THIS DEPTH TO THE REQUIRED Is,E `i`' 4, DEPTH SPECIFIED HEREIN. 11. FILL VOIDS BELVEEN EXISTING WALL AND NEW SHEETING WITH FLOWABLE CEMENTRIOUS FILL 5. THE PILE DRIVING CONTRACTOR SHALL KEEP AND SUBMIT A PILE DRIVING PROPOSED 8-EEMBEDDMENT '� tt}aF '-'' LOG FOR EACH PILE. 12. THE EXISTING ANCHOR SYSTEM FOR BOTH WALLS SHALL BE REPLACED. FOR THE P.T. PILES, 35 r /� TALL WALL INSTALL NEW HELICAL ANCHORS A MINIMUM OF 25 FEET BEHIND THE FEET MINIMUM E ` V ORIGINAL BULKHEAD, WITH A MINIMUM CAPACITY OF 20 TOPS EACH. FOR THE SHORT W 5 I SPECIAL REQUIREMENTS FOR COASTAL CONSTRUCTION WALL, INSTALL CCA DEADMAN PILES PLACED 20-FEE7 MINIMUM BEHIND WALL WITH A 10 KIP MINIMUM CAPACITY. ENGINEER SHALL BE NOTIFIED IMMEDIATELY IF MINIMUM DESIGN g 4 1. SPECIAL PROVISIONS FOR COASTAL CONSTRUCTION SHALL BE IN SPECIFICATIONS CAN NOT BE ATTAINED. w F s ACCORDANCE WITH THE RECOMMENDATIONS FOUND IN THE °COASTAL PROPOSED 20' LONG CONSTRUCTION MANUAL' AS PUBLISHED BY THE FEDERAL EMERGENCY 13. THE EXISTING MARSH FRONTING AREAS OF THE BULKHEAD IS TO BE EXTENDED VINYL SHEETING, SEE 4 MANAGEMENT AGENCY (FEMA -55). DIRECTLY SEAWARD OF THE NEW BULKHEAD. WHERE ANY MARSH IS DAMAGED DURING o z NOTE 9 THIS OPERATION, THE EQUIVALENT AREA IS TO BE RESTORED. SEE MITIGATION DETAIL 2. ALL STEEL MEMBERS, CONNECTIONS, CONNECTORS, ETC. SHALL BE HOT FOR MARSH PROTECTION. v k DIPPED GALVANIZED. ALL METAL CONNECTORS MUST BE ROUTINELY INSPECTED 0.y r AND MAINTAINED OVER THE SERVICEABLE LIFE OF THE STRUCTURE. 14. CONSTRUCTION DETAILS TO BE APPROVED BY ENGINEER PRIOR TO CONSTRUCTION. 3. ALL EXTERIOR EXPOSED LUMBER USED FOR STRUCTURAL FRAMING, STAIRS 15. DISTURBED AREAS TO BE REVEGETATED TO MATCH PRE -CONSTRUCTION CONDITIONS. + t RAILING, ETC. SHALL BE CCA PRESSURE TREATED OR APPROVED EQUAL h 16. CONTRACTOR TO VERIFY ALL DIMENSIONS IN THE FIELD AND NOTIFY ENGINEER OF U ' •a�+r ANY DESCREPANCIES PRIOR TO CON N. „ h e 17. PLOWABLE FlLL STALL BE 500 PS, NON-EXCAVATABLE FILL CONTRACTOR SHALL SUBMIT MIX DESIGN TO ENGINEER FOR APPROVAL PRIOR TO PLACEMEN. -CTION A -A TALL BULKHEAD DETAIL 0 SCALE. 1"= 2' 12 10 8 6 4 z 0 -2 -4 LAND SUBJECT TO COASTAL LAND UNDER OCEAN MHW STORM FLOWAGE -�-BUFFER -ZONE TOP 0' F MLW COASTAL BANK SECTION C -C SCALE: 1'= 10' EXISTING RLP -RAP, SLOPE VARIES EXISTING FAILED BULKHEAD; ELEVATION VARIES PROPOSED P.T. TIMBER CAP LYLEATH13-INCH DIMENSIONALR; T.O.W. = 2.4't NGVD 1'f MHW PROPOSED 4'x 6' GREENHEART i ANCHOR WALE (1 ONLY)j , MLW _ ....................... Nt EXISTING GRADE PROPOSED 16' LONG �I VINYL SHEETING, SEE NOTE 9 0 MINIMUM EMBEDMENT SHALL BE 10; CONTACT ENGINEER IF EMBEMENT CAN NOT BE REACHE SECTION C -C BULKHEAD (T SCALE ,. 2. ISSUED FOR INC TIMBER EXISTING GRADE HEW DEADMAN TIE -BA MIMIMUM BEHIND OLD EXISTING TIMBER SHEETING AND PILES TO REMAIN LL DETAIL 10 CONSTRUCTION will ROY E. 0 CIO A UA O U r w � O O �U � A114 SCALE AS NOTED DRAWING FELE C15075.dwg DATE 1-I2-06 DRAWNBY MCB CHECKED BY 0 0 N .2 a OF SFTEET'S c PxoJECTxO. C15075.02 U