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HomeMy WebLinkAbout83-1898 - Revetment RepairM 0 N N PREVIOUSLY PERMITTED UNDER LIC./ 2647 8 6 4 2 0 —2 —4 —6 PLAN REFERENCES: ASSESSORS MAP 32, PARCEL 121 FLOOD NOTE: FLOOD ZONE Al2 (EL 11) AS SHOWN ON FEMA FIRM PANEL 1250015 0006 D REVISED JULY 2, 1992 DATUM NOTE: ELEVATIONS SHOWN HEREON ARE BASED ON THE NATIONAL GEODETIC VERTICAL DATUM 1929 (NGVD 1929) YARMOUTH, MA NGVD DATUM KEY MAP NO SCALE MHHW 29 MHW 2.0 NGVD 29 0.00 MLW —1.2 PLAN NOTES: 1. SUPPLY ALL MATERIAL, EQUIPMENT AND LABOR FOR CONSTRUCTION OF ROCK FEVETMENT ALONG THE SHOREFRONT AS DESCRIBED AND SHOWY! ON PLAN AND DETAILS. Z. ACCESS FOR MATERIAL AND EQUIPMENT TO BE FROM THE SUBJECT PROPERTY. CONTRACTOR IS RESPONSIBLE FOR OBTAINING ALL PERMISSION REQUIRED FOR USE OF ANY AND ALLACCESS 3. PERFORMANCE (IF THE WORK SHALL BE IN COMPLIANCE HATH THE PLAN AND DETAILS, AND ORDER OF CONDITIONS ISSUED BY THE YARMOUTH CONSERVATON COMMISSION FOR THE REFERENCED PROJECT AND AS DESCRIBED BELOW. 4._ANY FUTURE MAINTENANCE REQUIRED ON THE REVETMENT SHALL NOT COMMENCE UNTIL THE YARMOUTH CONSERVATION AGENT HAS FIRST BEEN NOTIFIED. AS TO THE SCOPE OF THE REPAIRS 5. ANY FILL MATERIAL REQUIRED SHALL BE (LEAN COMPACTED COARSE SAND BROUGHT ONTO SITE BY CONTRACTOR. 6. FILTER CLOTH SHALL BE OF MIRAFI 600X, OR EQUAL, AS APPROVED BY THE ENGINEER. 7. THE FILTER CLOTH SHALL BE PLACED IN TWO LAYERS ON TO' OF THE GRADED SLOPE OR THE BANK, AND BENEATH THE TOE MATERIAL THE JOINTS OF THE FILTER CLOTH SHAIl BE STAGGERED AT LEAST SIX FEET APART. THE FILTER CLOTH SHALL BE OVERLAPPED AT LEAST THREE FEET IN EACH DIRECTION. ENDS OF FILTER CLOTH SHALL NOT BUTT EACH OTHER. 8. A MINIMUM OF A NINE TO TWELVE INCH LAYER OF BEDDING STONE SHALL BE PLACED OVER THE FILTER CLOTH PRIOR TO THE PLACEMENT OF THE ARMOR STONE THE BEDDING STONE SHALL BE KEPT IN AN ENCLOSED CONTAINER, AND NOT DUMPED ON THE BEACH. THE CONTRACTOR SHALL PLACE THE BEDDING STONE ON THE SLOPE DIRECTLY FROM THE ENCLOSED CONTAINER. 9. THE ARMOR STONE SHALL BE PLACED BY EQUIPMENT ONTO THE BANK. THE ROCK SHALL NOT OR DUMPED ONTO THE BANK. EACH STONE SHALL BE CHOSEN AND PLACED INTO POSITION BY EQUIPMENT IN ORDER TO INTERLOCK WITH ADJOINING STONES PLACEMENT SHALL BE SUCH SO THAT THE END FACE OF THE LONGEST DIMENSION OF THE STONE SHALL FACE SEAWARD, THE ROCK THUS LAYING HORIZONTALLY. EACH STONE SHALL BE ADEQUATELY 'TAPPED' AND 'KEYED' INTO PROPER SEATING TO INSURE TIGHT FIT, BEFORE ANOTHER STONE IS ADDED. STONES NOT PROPERLY STACKED SO AS TO SECURELY INTERLOCK, UPON THE ENGINEER'S JUDGMENT, SHALL BE REMO'A) AND REPLACED TO THE ENGINEER'S SATISFACTION. 10. THE REPAIR SHALL TIE INTO THE UNDAMAGED REVETMENT IN A SMOOTH TRANSITION. FABRIC SHALL TIE INTO EXISTING FABRIC WITH A 2' OVERLAP. 11. UPON COMPLETION OF THE REVETMENT, THE CONTRACTOR SHALL REPLACE THE BEACH ACCESS, INCLUDING COVER OVER THE BASE OF THE REVETMENT, TO MATCH THE ORIGINAL PROFILE 12. EXCESS SAND SHALL BE SPREAD EVENLY OVER THE FACE OF THE ROLL REVETMENT. COASTAL ENGINEERING COMPANY, INC. 260 Cranberry Hwy. Orleans, MA 02653 508.255.6511 Fax: 508.255.6700 III 13. THE REEEVEIMENT AND BEACH SHALL BE INSPEC'ED BY THE ENGINEER APPROXIMATELY 28 DAYS (ONE VOON TIDE) ;-0Z. CONSTF'JCTION TO ENSURE THAT NO � 1 EXTRANEOUS CONSTRUCTION STONES REMAIN ON TIIE BEACH. ANY LOOSE CONSTRUCTION STONES ON THE BEACH SHALL BE REMOVED BY THE CONTRACTOR. a4 q w� w F , 9 •1 i' it !' 1 7 1 '1 •y71 ii0w I Ll ti • ..1••yil • • • 7 it pill :ill • • 0 10 20 SECTION A --A SCALE: 1' = 4' 30 � a� � aha E w 14 ►4 00 rOr N N W L) O C4 w b SCALE AS NOTED DRAWJNGFILE C17564.dwg DATE 04-26-11 DRAWNBY KES (CHECKED BY 0 N O °p o" Iils1 a W 1 OF 1 SHEETS o PROJECTNO. di =C17564.00