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HomeMy WebLinkAboutSite and Septic Plan 12.12.23OUTSIDEFEMA ZONEFEMAZONE X (0.2%) RC FOUND IP FOUND 14.2 UP 14.4 14.4 14.4 14.3 14.4 14.514.4 14.1 UP 14.0 xxxxxx xx xx xxC O A S T A L B A N KF E M A Z O N E A E ( E L . 1 1 ' )FZFZFZFZFZFZFZFZFZFZFZ FZ FZFZFZFZFZFZ FZ F Z FZFZFZ FZ FZFZFZOHWOHWOHWOHWOHWOHWOHWOHWOHWOHWOHW OHW OHW OHW OHW OHW OHWFZ FZ FZ F Z F Z F Z F Z FZFZFZFZFZFZX (0.2%)46810121414 1210 8 6 4 FEMA ZONE XX (0 .2%) C B C B CBCBCBCBCBCB50' B U F F E R 5 0 ' B U F F E R 5 0 ' BU F FER 50' BUFFER50' BUFFER50' BUFFER50' BUFFER50' BUFFER50' BUFFER100' BUFFER100' BUFFER100' BUFFER100' BUFFER100' BUFFER100' BUFFER100' BUFFER100' BUFFER50' 50' PARCEL ID 20-80 (ON TOWN WATER) PARCEL ID 20-83 (ON TOWN WATER) PARCEL ID 28-58.1.1 #26 DWELLING FIN. FL. EL. = 15.3 L A W N L A W N M U L C H M U L C H STONE STEPPER (TYP)DECKWOOD STOOP P L A N T SP L A N T S AC ELEC. METER BULKHEAD P L A N T S WOOD STOOP GLENWOOD STREET(40' WIDE - PUBLIC)EDGE OF PAVEMENTEDGE OF PAVEMENT14EDGE OF LAWNPAVER PATIO STOCKADE FENCE STOCKADE FENCEN 47° 50' 33" W97.59' S 47° 50' 33" E 93.15'S 42° 09' 27" W75.00'N 46° 18' 35" E25.07'N 45° 09' 25" E50.07'GAS METER 9.2'27.9'38.0'28.7' 34.5' G G G G G G G W W W W W WSS SS S S 10.0'10.0' 20.5' 10.6' PROPOSED LEACH FIELD PROPOSED 1,500 GALLON SEPTIC TANK PROPOSED 3 BEDROOM DWELLING F.F.= 15.5 PROPOSED D-BOX RINSE STATION PROPOSED DECK PROPOSED BULKHEAD LIMIT OF FULL BASEMENTWATERLINE TO BE RELOCATED OR SLEEVED WITHIN 10' OF SEPTIC SYSTEM APPROX. LOCATION OF EXISTING LEACH PITS (PER OWNER)10.0'10.0' RESERVE AREALIMIT OF SLABTP1 TP2 TP3 TP4 APPROXIMATE LOCATION OF GAS LINE TO BE RELOCATED AS REQUIRED 30.5' 38.1' (PROPOSED DECK TO CB) 73.9' (PR O P O S E D D E C K T O B V W ) 47.7' (EXISTING H O U S E T O C B ) 85.6' (E X I S T I N G H O U S E T O B V W ) 84.1' (PROPOS E D H O U S E T O B V W ) 50.0' (PROPOSED HOUSE TO CB) 20 . 5 ' ADDITIONAL DRIVEWAY AREA TO CONNECT GARAGE ENTRANCE TO EXISTING GRAVEL DRIVE EXISTING GRAVEL DRIVEWAY EXISTING STONE STEP WALK TO BE RELOCATED WWWWWWEDGE OF LAWN G G G G G PARCEL ID 20-82.1 7,140 S.F. 128.1' S.A. S . T O B V W BENCHMARK TOP ROD AND CAP ELEVATION = 15.10' NAVD88APPROX BVW / VEGETATEDWETLAND LIMITSPROPOSED SEDIMENTATION CONTORLS PROPOSED SEDIMENTATION CONTORLS F E M A Z O N E X ( 0 . 2 % ) NOT TO SCALELOCUS MAP N N NAD 8310 SCALE: 1" = 10' 0 20 30 40 SEPTIC SYSTEM NOTES 1.ALL CONSTRUCTION AND MATERIALS SHALL CONFORM TO THE STATE ENVIRONMENTAL CODE, TITLE 5 (310 CMR 15.00), AND THE LOCAL BOARD OF HEALTH. 2.THERE SHALL BE NO CHANGES MADE IN THIS PLAN WITHOUT THE WRITTEN PERMISSION OF THE ENGINEER AND LOCAL BOARD OF HEALTH. 3.ALL ERRORS, OMISSIONS, AND CHANGE OF CONDITIONS AT THE SITE SHALL BE BROUGHT TO THE ATTENTION OF THE ENGINEER PRIOR TO PERFORMING THE RELATED WORK. 4.ALL DISTURBED AREAS ARE TO BE LOAMED, SEEDED AND MAINTAINED TO PREVENT EROSION. 5.FOR PROPER PERFORMANCE, SEPTIC TANK SHOULD BE INSPECTED AT LEAST ONCE A YEAR AND WHEN THE TOTAL DEPTH OF SCUM AND SOLIDS EXCEEDS 1/3 THE LIQUID DEPTH OF THE TANK, THE TANK SHOULD BE PUMPED. 6.THIS SYSTEM HAS BEEN DESIGNED FROM DATA REVIEWED AND ACKNOWLEDGED BY THE MASS. D.E.P. AND THE LOCAL BOARD OF HEALTH; AND CONFORMS WITH THE REQUIREMENTS OF THE STATE ENVIRONMENTAL CODE, TITLE 5. NO GUARANTEE OF PERFORMANCE IS EXPRESSED OR IMPLIED. 7.TEST HOLE INFORMATION SHOWN HEREON IS LIMITED TO SOIL CONDITIONS FOUND AT THAT PARTICULAR TEST HOLE LOCATIONS AND IS NOT CONSIDERED AN IMPLIED OR EXPRESSED WARRANTY OF SOIL CONDITIONS BEYOND LIMITS OF SUCH TEST HOLES. 8.ALL ORGANIC AND UNSUITABLE MATERIAL MUST BE REMOVED FROM THE AREA DIRECTLY UNDER AND 5 FEET BEYOND THE PROPOSED LEACHING FACILITY. THIS AREA MUST BE BACKFILLED TO THE ELEVATIONS INDICATED ON THESE PLANS WITH SELECT ON-SITE OR IMPORTED SOIL MATERIAL, CONSISTING OF CLEAN GRANULAR SAND OR OTHER GRANULAR MATERIAL, FREE FROM ORGANIC MATTER AND OTHER DELETERIOUS SUBSTANCES. MIXTURES AND LAYERS SHALL NOT BE USED. THE FILL MATERIAL SHALL CONFORM TO THE STATE ENVIRONMENTAL CODE, TITLE 5 - 310 CMR SECTION 15.255 (3) AND SHALL HAVE PERCOLATION RATE OF BETWEEN TWO AND FIVE MINUTES PER INCH, BEFORE AND AFTER PLACEMENT. 9.ALL STONE MUST BE DOUBLE WASHED AND FREE FROM FINES AND ANY ORGANIC MATERIAL AND MUST HAVE LESS THAN 0.2 PERCENT MATERIAL FINER THAN A NUMBER 200 SIEVE. 10.THE DESIGNER HAS NOT BEEN RETAINED BY THE CLIENT TO CONSTRUCT OR SUPERVISE THE CONSTRUCTION OF THE SYSTEM. THE CONTRACTOR IS RESPONSIBLE FOR MAKING ARRANGEMENTS FOR INSPECTION OF INSTALLATION OF THE SYSTEM WITH THE LOCAL BOARD OF HEALTH. 11.THE GENERAL CONTRACTOR IS RESPONSIBLE FOR ALL HORIZONTAL AND VERTICAL CONTROL OF ALL SYSTEM COMPONENTS. 12.TIGHT JOINT PIPING MATERIAL TO CONSIST OF POLYVINYL CHLORIDE (P.V.C.) SCHEDULE 40, UNLESS OTHERWISE NOTED. 13.THE CONTRACTOR SHALL NOTIFY THE DESIGN ENGINEER FOR CONSTRUCTION INSPECTION AFTER EXCAVATION FOR THE LEACHING BED (PRIOR TO THE PLACEMENT OF STONE) AND ALSO AFTER PLACEMENT OF PIPE & STONE PRIOR TO BACKFILLING. 14.DESIGN ENGINEER SHALL CERTIFY CONSTRUCTION OF SYSTEM AND MATERIALS INSTALLED. THE CONTRACTOR SHALL PROVIDE A SIEVE ANALYSIS OF THE FILL MATERIAL REQUIRED. AN AS-BUILT PLAN SHALL BE SUBMITTED TO THE LOCAL BOARD OF HEALTH UPON COMPLETION. 15.NO RUBBER TIRE CONSTRUCTION MACHINERY SHALL DRIVE OVER THE PROPOSED SEPTIC BED EXCAVATION DURING CONSTRUCTION. 16.DIG-SAFE AND ALL OTHER NECESSARY AUTHORITIES SHALL BE NOTIFIED FOR THE PROPER LOCATION OF EXISTING UTILITIES PRIOR TO ANY EXCAVATION. 17.WATER SERVICE LINE SHALL BE LOCATED AND MARKED PRIOR TO ANY EXCAVATING AND 10' MIN. SETBACK DISTANCE FROM SAID SERVICE TO THE SEPTIC SYSTEM SHALL BE MAINTAINED. 18.ALL WATER LINES WITHIN 10' OF SEPTIC SYSTEM COMPONENTS SHALL BE SLEEVED WITHIN 4" PVC SCHEDULE 40 PIPE. LOCUS SOIL EVALUATOR'S LOG PERCOLATION RATE = < 2 MINUTES / INCH IN C1 LAYERS DEPTH TO GROUNDWATER = NONE ENCOUNTERED PERC TEST PERFORMED #3 - DEPTH 36" - 54" 24 GALLONS IN 6:00 ADJUSTED HIGH GROUNDWATER = ESTIMATED AT ELEVATION 45 FEET (NAVD88) OBSERVATIONS BY: GLEN HARRINGTON, R.S.. WITNESSED BY: BARRY LEWIS DATE TESTED: AUGUST 31, 2023 Depth from surface in inches Soil Horizon Soil Texture (USDA) Soil Color (Munsel) Soil Mottles and Depth Other Relative Factors DEEP OBSERVATION HOLE TP#1 AND TP#2, ELEVATION 14.4 0 - 3"A LOAMY SAND 10YR 4/1 3" - 48"Bw LOAMY SAND 10 YR 5/6 48" - 126"C1 M/C SAND 2.5 Y 6/4 10% GRAVEL NO GW DEEP OBSERVATION HOLE TP#3 AND TP#4, ELEVATION 14.5 0 - 4"A SANDY LOAM 10 YR /1 4" - 47"B SANDY LOAM 5 YR 6/4 47" - 120"C1 M/C SAND 2.5 Y 6/4 10% GRAVEL NO GW DESIGN DATA 1.TYPE OF ESTABLISHMENT: 3-BEDROOM SINGLE FAMILY RESIDENCE 2.SEWAGE SYSTEM DESIGN FLOW: 110 GALLONS PER BEDROOM = 110 x 3 = 330 GPD 3.NOTE: THIS SEPTIC SYSTEM IS NOT DESIGNED FOR A GARBAGE GRINDER 4.SEPTIC TANK CAPACITY REQUIRED, MINIMUM OF 200% OF DESIGN FLOW OR 1,500 GAL. = 200% x 330 GALLON = 660 GALLON (USE 1,500 GALLON TANK) 5.DESIGN PERCOLATION RATE: ASSIGNED LESS THAN 5 MINUTES PER INCH 6.SOIL ABSORPTION SYSTEM TYPE: CHAMBER SYSTEM 7.LEACHING AREA REQUIRED: MINIMUM 330 GPD / (0.74 GPD/S.F., CLASS I SOIL) = 445 S.F. 8.LEACHING SYSTEM PROPOSED: 29.00' LONG x 10.83' WIDE x 2' HIGH SYSTEM BOTTOM AREA PROPOSED = 10.83' x 29.00' = 314 S.F. SIDE AREA PROPOSED = 2 x (10.83' + 29.00') x 2' = 159 S.F. TOTAL AREA PROPOSED = 314 S.F. + 159 S.F. = 473 S.F. 9.LEACHING SYSTEM CAPACITY PROPOSED = 473 S.F. x 0.74 GPD/S.F. = 350 GPD 11 9 8 10 12 76 5 13 414 16 3 2 1 S=0.02 L=16' S=0.01 L=17'S=0.02 L=VARIES PRECAST 500-GALLON CHAMBERS USE (2) 500-GALLON CHAMBERS WITH DOUBLE WASHED CRUSHED STONE 48" AT ENDS AND BETWEEN, 36" AT SIDES EFFECTIVE DIMENSIONS: HEIGHT = 2.0', LENGTH = 29.0', WIDTH = 10.83'4.50'4.75'34"OVERALLHEIGHTH-20 D-BOX WITH SPEED LEVELERS 24"EFFECTIVESIDEWALLBACK FILL WITH 9" MIN. 36" MAX. CLEAN MATERIAL PROPOSED 4" PVC OUTLET "T" AND SEWER PIPE. CONTRACTOR SHALL CONFIRM EXISTING INVERT ELEVATION PRIOR TO INSTALLATION OF SYSTEM CONTRACTOR SHALL CONTACT ENGINEER TO ASSESS EXISTING SOIL MATERIAL PRIOR TO INSTALLATION OF LEACHING SYSTEM. UNSUITABLE MATERIAL ENCOUNTERED DURING INSTALLATION SHALL BE REMOVED - REFER TO SEPTIC SYSTEM NOTE 9 PROPOSED SEPTIC TANK 1,500 GALLON, H-20 LOADING 6" MIN. COMPACTED CRUSHED STONE BASE FILTER FABRICS=2% MINIMUM GAS BAFFLE SCH. 40 PVC TEES10"14"H-20 RISER AND COVER TO BE SET TO WITHIN 6" OF FINISHED GRADE COVER TO SERVE AS INSPECTION PORT SEWAGE SYSTEM PROFILE & DETAILS NOT TO SCALE NOTES: 1.FURNISH RISERS TO SET COVERS WITHIN 6 INCHES OF FINISH GRADE. 2.H-20 SEPTIC TANK, CHAMBERS AND H-20 DISTRIBUTION BOX (D-BOX), AND SCHEDULE 40 PVC PIPE THROUGHOUT. 3.THE CONTRACTOR SHALL BE RESPONSIBLE FOR OBTAINING A TRENCH PERMIT FROM THE LOCAL MUNICIPALITY IN WHICH THE WORK IS BEING PERFORMED. PREPARED FOR: PREPARED BY: DRAWING TITLE: PROJECT: ASSESSORS INFORMATION: SUMMERFIELD PARK 800 FALMOUTH ROAD SUITE 301C MASHPEE, MA 02649 508.477.7272 PHONE 508.477.9072 FAX www.CapeEng.com SHEET NO.: OF DATE: DRAWN BY:CHECKED BY: 1 1 WEST YARMOUTH, MASSACHUSETTS BRIDGEWATER, MA 02324 1121 VERNON STREET ERIK MOORE MD MC DECEMBER 12, 2023 (INCREASE IN FLOW) MAP 20 PARCEL 82.1 DESCRIPTIONDATE CHKBY - NOTICE THIS PLAN MAY NOT BE ADDED TO, DELETED FROM, OR ALTERED IN ANY WAY BY ANYONE OTHER THAN CAPE & ISLANDS ENGINEERING, INC. UNLESS AND UNTIL SUCH TIME AS AN ORIGINAL (RED) STAMP APPEARS ON THIS PLAN NO PERSON OR PERSONS, MUNICIPAL OR PUBLIC OFFICIAL MAY RELY UPON THE INFORMATION CONTAINED HEREIN; AND THIS PLAN REMAINS THE PROPERTY OF CAPE AND ISLANDS ENGINEERING, INC. COPYRIGHT (C) BY CAPE & ISLANDS ENGINEERING, INC. ALL RIGHTS RESERVED 26 GLENWOOD STREET GENERAL NOTES LOCATIONS ARE BASED ON AN "ON THE GROUND" INSTRUMENT SURVEY AND ELEVATIONS BASED ON THE NAVD 1988 DATUM. COORDINATE SYSTEM USED IS THE MA-MAINLAND COORDINATE SYSTEM, DATUM: NAD 83, UNITS: U.S. SURVEY FEET. THE FINISHED FLOOR ELEVATION (FIN. FL. EL.) SHOWN HEREON IS BASED ON AN ASSUMED 1" LOWER THAN THE SURVEYED THRESHOLD ELEVATION. AN INTERIOR INSPECTION OF BUILDINGS WAS NOT PERFORMED. ZONING DISTRICT: R25 PROPERTY IS LOCATED WITHIN AN AREA HAVING A ZONE DESIGNATION OF ANNUAL CHANCE FLOOD ZONE 0.2% AND MINIMAL FLOOD HAZARD ZONE X BY THE FEDERAL EMERGENCY MANAGEMENT AGENCY (FEMA), ON FLOOD INSURANCE RATE MAP NO. 25001C0569J, WITH A MAP EFFECTIVE DATE OF JULY 16, 2014. THIS LOT IS NOT WITHIN THE WINDBORNE DEBRIS REGION (ONE MILE FROM SHORELINE) AS SHOWN ON THE FALMOUTH HIGH WIND DISTRICT MAP. THIS LOT IS NOT LOCATED WITHIN A DEP APPROVED ZONE II WELLHEAD PROTECTION AREA. THE LIMITS OF BORDERING VEGETATED WETLANDS / VEGETATED WETLANDS WERE SURVEYED IN THE FIELD BY CAPE & ISLANDS ENGINEERING AND ARE SHOWN ON THE ATTACHED PLAN AS THE APPROXIMATE WETLAND LIMITS. THIS LOT IS NOT MAPPED WITHIN A MESA NATURAL HERITAGE AND ENDANGERED SPECIES AREA. WIND EXPOSURE CATEGORY: ZONE C LOT COVERAGE: LOT AREA = 7,140 S.F EXISTING LOT COVERAGE BY STRUCTURES (HOUSE AND DECKS)= 801 S.F. (11.2%) PROPOSED LOT COVERAGE BY STRUCTURES (HOUSE AND DECKS):= 1,392 S.F. (19.5%) DEED REFERENCE: BOOK 35707 PAGE 255 PLAN REFERENCE:BOOK 26 PAGE 103 OWNER: ERIK H. AND REBECCA C. MOORE 1121 VERNON STREET BRIDGEWATER, MA 02324 4' OF NATURALLY OCCURRING PERVIOUS MATERIAL DWELLING FIRST 2' SHALL BE SET LEVEL H-20 RISER AND COVER TO BE SET TO WITHIN 6" OF FINISHED GRADE COVER TO SERVE AS INSPECTION PORT BOTTOM OF TEST HOLE SCHEDULE OF ELEVATIONS 1 FIRST FLOOR =15.5 2 TOP OF FOUNDATION =14.5 +/- 3 PIPE INV. AT FOUNDATION =12.00 4 INV. OF PIPE AT SEPTIC TANK INLET =11.68 5 INV. OF PIPE AT SEPTIC TANK OUTLET =11.43 6 INV. OF PIPE AT D-BOX INLET =11.09 7 INV. OF PIPE AT D-BOX OUTLET =10.92 8 INV. OF PIPE AT LEACHING FIELD INLET =10.75 9 BOTTOM OF LEACHING FIELD =8.75 10 TOP OF STONE 11.58 11 FINISHED GRADE OVER LEACHING FACILITY =14.4 - 14.3 12 FINISHED GRADE OVER D-BOX =14.4 13 FINISHED GRADE OVER SEPTIC TANK =14.4 14 FINISHED GRADE AT FOUNDATION =14.4 SITE AND SEPTIC PLAN OHW HYDRANT WATER SHUTOFF CATCH BASIN SQUARE UTILITY POLE GUY POLE GUY WIRE LIGHT POLE SIGN CONIFEROUS TREE DECIDUOUS TREE TREE LINE OVERHEAD WIRES STONE WALL POST & RAIL FENCE STOCKADE FENCE x x x PICKET ROW xx xx CHAIN LINK FENCE LEGEND IRON PIPE FOUND CONCRETE BOUND IP CB TREE STUMP STONE BOUNDSB RC ROD CAP SHRUB CONIFEROUS SHRUB AREA OF STRUCTURE INCLUDED IN EXISTING LOT COVERAGE