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HomeMy WebLinkAboutApproved Plan 3.13.20252"x4" w/ 2"x6" GENERAL NOTES -1x5 �Q I -44 I -2x9 I I Dz -7x7 -3q I II -80 II D I I 00 I �� -2x6 I I II 204 SOUTH STREET oo \ I I I -1 x5 / -20 I I - MAP 34, PARCEL 304 8x2 O O \\ / I I I _ �x2 � I I Q � WTCH E�ISTING EXT. 1 �+1 o I BENCHMARK: LO I TOP OF CONCRETE BOUND FLAG �- '1 I I POLE ELEVATION = 7.5 NAVD 88 ° I N - A D 1x4 I I I I I I I ��_ � I I A -7x8 RAMP 265 ± TO EDGE OF I PROPOSED PIER I I MAPPED CHANNEL I -8x1 EXISTING \- x0 I I I -7x0 z� / w I I DWELLING = � PROPOSED -2x8 # 206 0 7x4 a- �\\ I I -2x8 PIER 4' W. PROPOSED "- I /I �wl I I 2.5' X 20' 1 PROPOSED 8'x24' / Ljj RAMP 81 FLUAT W/ 10 oN Lju w I 128 ± ANICHOR PILES FROM MHW PORCH U/ B UT� m pf� I o I I "I / z) I o I I�r - D I / GCD I w I I U) I o I I so -7x8 / LLJ �- RESET STONE LLJ STEPS �CD II a- C I -2C/) 3x2 I-20-/ I �/ / CAP vD / O o � / -5xO I I m 16 FLAG ° EL=4 / I � O I \ I I I / POLE I 0 0 F \ I 1 / SEE REr` / DETAIL o �� \ 006'.'�9��`9� I COIR ENVELOPE NOTES 0 PROVIDEC C d'5j I 1. APPROPRIATE SPECIFIED THICKNESS COIR BLANKETS SHALL BE FORMED AS SHOWN AND SAND E o c�OO�� II PLACED IN CONFORMANCE WITH SPECIALIZED CONSTRUCTION TECHNIQUES AND AS FILL II, \l I SHOWN ON THE TYPICAL PROFILE. MAXIMUM SLOPE 1 VERTICAL TO 1 HORIZONTAL. A o TIERED ARRAY SHALL BE ESTABLISHED. SEAMS SHALL BE SEPARATED BY 3 FT. MIN. IN A / PROPOSED \ o II RUNNING BOND PATTERN COIR/SAND 0 \ 10G O 2. COIR ENVELOPES SHALL BE OF HIGH DENSITY COIR FIBER SHEETS AS AVAILABLE ( 0.35 IN. LIFT w 6'0\ 0 0 I z A \ THICKNESS), TAILORED AND CONSTRUCTED AT THE SITE WITH SAND FROM A SOURCE AS -' �010 SPECIFIED FOR GRAIN SIZE. z \ �j �� \ 3. ENVELOPES SHALL BE CONSTRUCTED USING 3 LAYERS OF THE HIGH STRENGTH COIR WRAP -2x5 AND ONE LAYER OF JUTE AS AN EXTERIOR LAYER. TIMBER CRIB AND FORMS SHALL BE / l°o o \ y d 092\ REMOVED FROM THE SITE UPON COMPLETION. -1 / ED3 %6' 4. COIR ENVELOPE SLOPE BEDDING FABRIC SHALL BE CONSISTENT WITH COIR FABRIC AND y SHALL BE PLACED ON THE EARTH SLOPE PRIOR TO ENVELOPE CONSTRUCTION. BEDDING \ \ I Ob \ FABRIC IS RECOMMENDED. o \ \ \ II 000�° \ 5. COVER FIBER ARRAY WITH SAND FILL AT A 1 VERTICAL TO 2 HORIZONTAL MIN. SLOPE ED2 �` \ ��" \ �� C)�QO�O \ VALUE. IT IS ADVISED TO MAINTAIN SAND COVER OVER THE BAGS TO THE DEGREE PRACTICABLE. p p _ \\ 6. SAND SHALL BE COMPATIBLE GRAIN SIZE WITH THE SURROUNDING BEACH DEPOSIT. SOIL SAMPLING INDICATES A MEDIUM GRAINED CLEAN SAND OF A LIGHT COLORATION. 7. UN -TREATED, OAK, OR OTHER NATURAL TIMBER POSTS OF 6 INCH DIAM. SHALL BE SET AS INDICATED CONFINING THE SEAWARD LEADING EDGE OF THE BOTTOM COURSE. \ \ C)b 8. POSTS SHALL BE SET USING MINIMAL CORING INTRUSION METHODS OR BY IMPACT \ \\ \ \ OOP \ HAMMER. NO TRENCHING IS PERMITTED. OSPREY \\ \ \ 0 pO� 9. ANY DEVIATIONS FROM THE SCOPE OF WORK OUTLINED ON THE PLAN MUST BE APPROVED NEST ED1 �O \ \ \ THROUGH CAPE COD ENGINEERING, INC., AND YARMOUTH CONSERVATION COMMISSION POLE�o \ ,° �\ I 210 SOUTH STREET \ lok� \\ �y� �, \\000 \\ II I MAP 26, PARCEL 115.2 F \ xx y \\ppp \ I I \ s 20 10 0 PLAN 20 1 inch = 20 ft. :e \ I I UPLAND \ \ II I I TAPER STONE CAP \ I I I EL.=7.5 TO EL.=4 I I OVER 10 FT. I I I I \ I \ \ \ I I EL.=7.5 C' \ II I \ I PROPOSED ST( 3"x8" STRINGEI \ I I AT 1.0-1.5 SLOPE 1 n 0 \ I I EXISTING FLOAT SYSTEM 20 18 16 14 12 10 8 6 4 2 0 -2 -4 -6 4"x4" RAIL POST 3"x8" BRACE 10" DIA. PILING 2"x4" w/ 2"x6" RAIL CAP I I TYPICAL PIER FRAME DETAILS (NO SCALE) 0 10 20 30 40 PROFILE B-B SCALE: 1" = 10' 15 6' 100 YR. FLOOD ZONE "VE" d v EL.=13 NAVD88 PLANT CAP STRIP WITH NATIVE PLANTS ARMOR STONE - 1500 LBS TO 6,000 LBS 10 w/ 50% WEIGHING > 2500 LBS; 25% > 4000 LBS \ \ \ TOP OF STONE ELEV. = 7.5± °o 5 O -\ 0 0�✓ 00 00 O 0 2 LAYERS FILTER CLOT 0 0 (MIRAFI I OR EQUAL) O O 0 O BEDDING STONE 2' THICKNE NATIVE CRUSHED, 8" - 12" -5 FRAGAMENTS 30 20 M W -10 0 MHW=1.5 BASS RIVER TOE OF STONE ELEV. _ -4 MIN. WGT. = 6,000 LBS. 0 10 20 30 CROSS SECTION BURIED TOE STONES GRADUAL RETURN 1"=6' 1. ELEVATIONS REFER TO NAVD 88; SEE BENCHMARK ON NORTH LOT LINE 2. LOT LINE AND TOPOGRAPHIC DATA OBTAINED BY SCHOFIELD BROTHERS OF CAPE COD, ORLEANS, MA BENCHMARK AND HYDROGRAPHIC ELEVATION RELATIONSHIP DATA DETERMINED AND PROVIDED BY CAPE COD ENGINEERING, INC. 3. CONSTRUCTION ACCESS SHALL BE PRIMARILY BY THE RIVER WITH LIMITED ACCESS DIRECTLY THROUGH THE PROPERTY. 4. EXCAVATION SHALL BE LIMITED TO THAT NECESSARY FOR PILING INSTALLATION. 5. WHERE NAVIGABLE WATER PERMITS, PILINGS SHALL BE HAMMER DRIVEN. MINIMUM PILING EMBEDMENT DEPTH SHALL BE 12 FT. 6. ALL HARDWARE USED FOR CONSTRUCTION SHALL BE OF HOT DIP GALVANIZED STEEL OR EQUAL. 7. ALL TIMBER USED SHALL BE CONSISTENT WITH YARMOUTH CONSERVATION COMMISSION REQUIREMENTS: NON-CCA TREATMENT IF RESTRICTED, NATURAL WOOD OR COMPOSITE, NON -LEACHING MATERIALS. 8. SEE TYPICAL DETAILS FOR GENERAL FRAMING REQUIREMENTS. 9. DECK PLANK SPACING SHALL BE A MINIMUM OF % INCH OR AS SPECIFIED BY THE CONSERVATION COMMISSION 10. CONSTRUCTION MATERIALS AND DEBRIS SHALL NOT BE STORED OR DISCARDED ON THE BANK OR BEACH. THE BEACH AND BUFFER ZONE SHALL BE COMPLETELY CLEARED OF ANY DEBRIS ON A DAILY BASIS. 11. RAMP AND FLOAT REMOVAL SHALL BE AT A SUITABLE OFF -SITE LOCATION. THE FLOAT SHALL NOT BE STORED ANYWHERE WITHIN THE RESOURCE AREAS OR THE BUFFER ZONE ON THE PROPERTY. GENERAL NOTES 1. ELEVATIONS REFER TO NAVD88. 2. PLAN REFERENCE: TOPOGRAPHIC SURVEY PREPARED BY ROBERT J. FREEEMAN, PLS. 3. A WORK LIMIT SHALL BE ESTABLISHED WITH THE CONSTRUCTION CONTRACTOR PRIOR TO CONSTRUCTION TO RESTRICT AS MUCH AS PRACTICAL THE CONSTRUCTION ACTIVITY ON THE BEACH. 4. THE WORK ACTIVITY SHALL OCCUPY A MINIMUM AREA TO ACCOMPLISH THE INSTALLATION OF THE STONE ARRAY. EQUIPMENT AND MATERIALS HANDLING SHALL BE IN ACCORDANCE WITH THE WORK PROTOCOL APPROVED BY THE YARMOUTH CONSERVATION COMMISSION, THE RESULTING ORDER OF CONDITIONS IN ACCORDANCE WITH ANY AND ALL PERMITS OBTAINED FOR THE WORK. S. EXISTING SMALL STONE RIP RAP REVETMENT MATERIAL SHALL BE REMOVED FROM THE SITE OR USED AS BEDDING MATERIAL SUBJECT TO INSPECTION. 6. USE EXCESS EXCAVATED SAND FOR SLOPE CREATION OR OTHER WISE PROVIDE CLEAN SAND FILL AS NEEDED FOR THE PROPOSED COMPACTED EARTH SLOPE. ALL SAND FILL SHALL BE COMPACTED IN 12 INCH LIFTS TO 90% DRY DENSITY. 7. NEIGHBORING OWNER AUTHORIZATION IS REQUIRED PRIOR TO ANY OFF - SITE INCIDENTAL WORK TO MATCH THE REVETMENT AT THE NORTH BOUNDARY. BONDARY ZONE SHALL BE INSPECTED BY CAPE COD ENGINEERING, INC. FOR DETERMINATION OF PRESENCE AND CONDITION OF FILTER FABRIC. THE BOUNDARY ZONE OF THE EXISTING ADJOINING REVETMENT SHALL BE OVERLAPPED WITH REPLACEMENT FABRIC & BEDDING STONES AND THE ARMOR STONES SHALL BE REFITTED TO A UNIFORM, STABLE RE -CONNECTION WITH THE ADJACENT STONE FACES. NO TOE STONE EXCAVATION IS PERMITTED BELOW THE DEPTH OF ANY ADJACENT TOE STONES. THIS WORK IS SUBJECT TO SPECIFIC ON -SITE INSPECTION BY CAPE COD ENGINEERING, INC. OR OTHERS AS DIRECTED BY THE OWNERS AS THE WORK PROCEEDS. 8. FILTER FABRIC SHALL BE MIRAFI 60OX, SINGLE LAYER MINIMUM OR APPROVED EQUAL. THE FABRIC SHALL BE PLACED ON THE FINISHED, COMPACTED EARTH SLOPE UNIFORMLY WITH SEAMS VERTICALLY ALIGNED, WITH A MINIMUM OF 4 FT. OVERLAP. EACH RUN OF FABRIC SHALL BE FIRMLY PINNED TO THE SLOPE TO WITHSTAND MOVEMENT DURING THE STONE SETTING. CONNECT SEAMS ALONG THE OVERLAP WITH HEAVY DUTY PLASTIC STRIP TIES. CARE SHALL BE TAKEN TO ELIMINATE TEARING OR UNNECESSARY PUNCTURING OF THE FABRIC. TEARS OBSERVED SHALL BE PATCHED OVER WITH ADDITIONAL FABRIC. 9. BEDDING STONE SHALL BE OF ANGULAR, (CRUSHED) GRANITIC STONE, 8 TO 12 INCHES DIAMETER, A MINIMUM OF 2 FT. THICK LAYER. A SECONDARY STONE LAYER IS ADVISED AND MAY BE REQUIRED DEPENDENT UPON THE RESULTING STONE FACE VOID SIZES SUBJECT TO ENGINEER INSPECTION. 10. ARMOR STONES SHALL BE ANGULAR, NATIVE GRANITE BOULDERS AS SPECIFIED FOR WEIGHT ON THE TYPICAL PROFILE DETAIL. SELECT PRIMARILY UNIFORM, (NON - ELONGATED) BLOCKY STONE SHAPES. PLACE STONES FOR MAXIMUM STABILITY SUBJECT TO REVIEW AND INSPECTION BY CAPE COD ENGINEERING, INC. ALL ARMOR STONES SHALL FIRMLY CONTACT THE BED STONES AND ARMOR STONES DIRECTLY ADJACENT. EACH STONE SHALL BE RESTRAINED FULLY FROM SKIDDING OUT OF POSITION BY THE ARMOR STONE OPPOSING EDGE OF THE LOWER STONE BEING A MINIMUM OF 2 FT. IN THICKNESS WITH BOTH UPPER AND LOWER STONE EDGES APPROX. PERPEDICULAR TO THE WALL FACE SLOPE. FACE ROUGHNESS SHALL BE ON A SCALE OF 1.0 FT. TO 1.5 FT. 11. INCIDENTAL GAPS AND SPACES (CHINKS) WITHIN THE ARMOR STONE FACE SHALL BE FILLED AND FITTED (CHINKED) WITH THE LARGEST STONE TAILINGS THAT CAN BE FITTED INTO EACH OBSERVABLE SPACE: APPROX. 8 INCHES TO 12 INCH ANGULAR STONE. PLACING OR DUMPING OF STONE CHIPS ONTO THE STONE FACE IS NOT PERMITTED. ADDITIONAL BEDDING AND INTERMEDIATE STONE MUST BE APPLIED AT THE TIME OF ARMOR SETTING TO MINIMIZE INTERIOR STONE ARRAY POROSITY. 12. A 6 FT. MIN. WIDTH STRIP ALONG THE REVETMENT CAP SHALL BE PLANTED WITH NATIVE COASTAL HARDY, SALT TOLERANT PLANTS 13. REMAINING EXCESS BOULDERS, RUBBLE AND BEDDING STONE SHALL BE REMOVED FROM THE BEACH UPON COMPLETION. IT IS ADVISED TO CONTAIN THE BEDDING STONE MATERIAL DURING THE WORK EFFORT WITH A STEEL BIN OR OTHER SUITABLE CONTAINMENT DEVICE. 14. THE ACCESS ROUTE AND WORK SITE SHALL BE CLEANED AND RESTORED TO RESEMBLE THE PRE -CONSTRUCTION CONTOUR 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 PROFILE A -A CAP COIR SAND LIFT = 6± SAND COVER ___ TOE EL. = 1 TOE EL. = 0 BEACH - RETURN PLAN VIEW SCALE: 1" = 10' REV/ 3/13/25 - ADD COIR DETAILS SAND FILLED COIR PLAN I 20' COIR SAND LIFT, 20 ENVELOPES TWO COURSES l SHOWING >_ PROPOSED PIE 15 WITH RAMP AND PILE F TOE EL = 1 SACRIFICIAL SAND FILL FLOOD ZONE "VE" EL = 13 Ln RECONSTRUCTION OF A STOI (4) 81 1 POSTS Q m BASS RIVER 10 TOP EL.=7.5 UNTREATED WOOD AT FI L 3, 4' 206 SOUTH STREET, SOUTH 5 COMPACTED = ASSESSORS MAP 26, P, SAND FILL BEACH TO SUPPORT (3' COIR BAGS MHW MHW EL.=1.5 NOVEMBER 1, 2024 S BOTTOM EL. = 1 0 0 10 20 30 PROFILE C- C 40 GILL.DWG