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HomeMy WebLinkAbout83-1838 - Pier Sections & Details20 DECKING W/ 3/4" SPACING BETWEEN PLANKS 2x8 RAIL CAP •� 2x4 RAILS • 8' PILE (4) 2x8 STRINGERS , 2 - 2x8 YOKE 8" PILE TYPICAL PIER VIEW NOT TO SCALE 4' MAXIMUM r2'X4' RAIL; ROUTE EDGES POSTS TREAD SUPPORTS; N FOR CUT STRINGER) 1/2' GALV. HARDWARE (TTP.) 51 KNULK SECTION C -C (STAIRS) SCALE 1" = 2'-0' 6 0 42" 4' MIN. OVER MARSH 15" MIN. 4' /— 2x8 HANDRAILS PILES RUN UP TO RAILING (TYP) ANGLE -CUT EXCESS (TYP.) 44 POSTS BETWEEN PILES (TYP) 4 - 48 STRINGERS W/2 - 3/4'0 THRU BOLTS (TYP.) 2- 3/420 BOLTS 36 BRACING WITH 3/4' DIA. BOLTS 10"0 x 26 PERMANENT PILE / ANCHOR TYPE TO APPROVED BY ENGINEER SECTION B -B (EUER SCALE 1" = 2'-0" -24 STAIR TREAD (DECK BOARDS %P�+�, 4 \ BULLNOSE ENDBOARD OPTIONAL (1)-2x12 STAIR 1 2" TREAD DECK BOARDS 1/2" GALV. +I e o HARDWARE e 1n EX. GRADE 12" I � • 4'X6" SUPPORT 'e• POST (TYP) Aj \ 2"X4" TREAD SUPPORT INSCE STRINGER CUT \ FOR TREAD SUPPORT SIDE ELEVATION DETAIL OPTIONAL ELEVATION DETAIL CUT NOTE: STRINGER AND TREAD SIZE OPTIONS ALL LUMBER TO BE NON -LEACHING PRESSURE TREATED (ACQ) OR AS APPROVED BY ENGINEER STAIR TREAD DETAIL SCALE 1" - 2'-0" COASTAL BANK I COASTAL BEACH .T. PROPOSED ACCESS STAIRS PROPOSED 32' PIER r r LAND UNDER OCEAN 111&:121:i1114121 1. ALL TIMBER FOUNDATION PILES SHALL BE OF TYPE 1 SPECIES LUMBER AS DEFINED IN SECTION 1822.0 OF THE MASSACHUSE'TS STATE BUILDING CODE AND SHALL CONFORM TO THE APPLICABLE PROVISIONS OF THE "STANDARD FOR ROUND TIMBER PILES", ASTM D-25. 2. ALL TIMBER PILES SHALL BE GREENHEART, OR CCA PRESSURE TREATED, USE OF ALTERNATE MATERIALS SHALL REQUIRE ENGIIIEER APPROVAL. 3. BEFORE ANY TREATED PILES ARE DRIVEN, A CERTIFICATION SHALL BE SUBMITTED, CERTIFYING THAT THE PILES WERE FREE FROM DECAY, WERE PROPERLY PEELED AND OTHERWISE PREPARED BEFORE TREATMENT. 4. PILES SHALL BE 800 PSI MINIMUM COMPRESSIVE STRENGTH PARALLEL TO GRAIN AND SHALL MEASURE AT LEAST EIGHT INCHES (8") N DIAMETER AT THE TIP. 5. EACH PILE SHALL BE DRIVEN BY MECHANICAL MEANS, IN ONE PIECE, WITHOUT SPLICING, AND SHALL BE DRIVEN TO A DEPTH OF Ar^?ROX. 15' OR REFUSAL ENGINEER SHALL BE NOTIFIED IF REQUIRED DEPTE CAN NOT BE ATTAINED. 6. DURING THE PILE DRIVING OPERATION, ANY SUDDEN DECREASE IN DRIVING RESISTANCE SHALL BE INVESTIGATED WITH REGARD TO THE POSSIBILITY OF BREAKAGE OF THE PILE, AND IF SUCH SUDDEN DECREASE IN DRIVING RESISTANCE CANNOT BE CORRELATED TC BORING DATA, AND IF THE PILE CANNOT BE REMOVED FOR INSPECTION, IT SHALL BE CONSIDERED ADEQUATE REASON FOR THE REJECTION OF THE PILE. 7. JETTING, AUGURING AND OTHER METHODS OF PRE-EXCAVATON TO ACHIEVE THE MINIMUM TIP ELEVATION MAY NOT BE PERMITTED WITHOUT PRIOR APPROVAL BY THE ENGINEER. WHERE PERMITTED, THE PRE -EXCAVATION MUST BE CARRIED OUT IN A MANNER WHICH WILL NOT IMPAIR THE CARRYING CAPACITY OF THE PILES ALREADY IN PLACE. IMMEDIATELY AFTER COMPLETION OF JETTING OR AUGURING, THE PILE SHALL BE ADVANCED TO THE MAXIMUM DEPTH OF PRE -EXCAVATION AND DRIVEN BELOW THIS DEPTH TO THE REQUIRED DEPTH SPECIFIED HEREIN. 8. THE PILE DRIVING CONTRACTOR SHALL KEEP AND SUBMIT A PILE DRIVING LOG FOR EACH PILE. 9. THE PIER SHALL BE ANCHORED TO THE GROUND WITH A HELICAL ANCHOR OR APPROVED EQUAL TO PREVENT UFTING IN AN ICE EVENT. TYPE OF ANCHOR AND ATTACHMENT METHOD TO BE APPROVED BY ENGINEER PRIOR TO CONSTRUCTION. SEE SECTION A -A FOR ANCHOR LOCATIONS. SECTION A -A SCALE 1"=10' GENERAL NOTES: 1. SUPPLY ALL MATERIAL, EQUIPMENT AND LABOR FOR CONSTRUCTION OF PERMANENT ACCESS STAIRS AND PIER, AS DESCRIBED AND SHOWN ON PLAN AND DETAILS. 2. ALL WORK TO BE PERFORMED IN ACCORDANCE WITH THE PLANS, SPECIFICATIONS AND THE ORDER OF CONDITIONS ISSUED BY THE YARMOUTH CONSERVATION COMMISSION. 3. ACCESS TO BE FROM UPLAND OF OWNER'S PROPERTY, OR FROM WORKING BARGE. WORKING BARGE NOT TO BE LOCATED OVER MARSH AT ANY TIME, STAGING AREA FOR MATERIALS TO BE IN THE APPLICANT'S DRIVEWAY. 4. METAL TO BE HOT DIPPED GALVANIZED AFTER FABRICATION. TIMBER IN CONTACT WITH GROUND TO BE GREENHEART OR OTHER NON TREATED MATERIAL. ALL OTHER TIMBER TO BE ACQ TREATED, OR OTHER ROT -RESISTANT LUMBER TYPE. 5. NO EQUIPMENT TO BE OPERATED IN THE MARSH. 6. CONSTRUCTION DETAILS TO BE APPROVED BY ENGINEER PRIOR TO CONSTRUCTION. 7. DISTURBED AREAS TO BE REVEGETATED TO MATCH PRE -CONSTRUCTION CONDMONS. 8. MINIMUM SPACE BETWEEN ALL DECK PLANKING TO BE 3/4". 9. ALL DIMENSIONS, GRADES, ETC. SHOWN ON THIS PLAN SHALL BE FIELD VERIFIED BY THE CONTRACTOR AND ANY DISCREPANCIES BROUGHT TO THE ATTENTION OF THE ENGINEER TO BE RESOLVED PRIOR TO CONSTRUCTION. SPECIAL REQUIREMENTS FOR COASTAL CONSTRUCTION 1. SPECIAL PROVISIONS FOR COASTAL CONSTRUCTION SHALL BE IN ACCORDANCE WITH THE RECOMMENDATIONS FOUND IN THE "COASTAL CONSTRUCTION MANUAL" AS PUBLISHED BY THE FEDERAL EMERGENCY MANAGEMENT AGENCY (FEMA -55). 2. ALL STEEL MEMBERS, CONNECTIONS, CONNECTORS, ETC. SHALL BE HOT DIPPED GALVANIZED. ALL METAL CONNECTORS MUST BE ROUTINELY INSPECTED AND MAINTAINED OVER THE SERVICEABLE LIFE OF THE STRUCTURE. 3. ALL LUMBER USED FOR PILES, CROSS BRACES, AND YOKES SHALL BE MARINE GRADE CCA LUMBER. ALL OTHER LUMBER TO BE NON -CCA TREATED OR APPROVED EQUAL. MHW = 2.8 MLW = 0.0 OASTAL " NGINEERING OMPANY, `INC. 260 Cranberry Hwy. Orleans, MA 02653 508.255.6511 Fax: 508.255.6700 DATE 3-06-07 DRA WN BY MJ/MCBIKES CHECKED BY REO DD O N O ti 3..2 A w 2 OF L SHEETS c PROJECT NO• C16793.0U U 3 m a, w m o w kn a � � SCALE AS NOTED Q � w A Afc� FQ� U A A Q Q W s C7 w z Q a o a 0. U a R, o Q w a 00 0 0 � o A n � N _ °z DATE 3-06-07 DRA WN BY MJ/MCBIKES CHECKED BY REO DD O N O ti 3..2 A w 2 OF L SHEETS c PROJECT NO• C16793.0U U 3 a, w m o w kn a � � SCALE AS NOTED DATE 3-06-07 DRA WN BY MJ/MCBIKES CHECKED BY REO DD O N O ti 3..2 A w 2 OF L SHEETS c PROJECT NO• C16793.0U U