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HomeMy WebLinkAboutEngineered Plan - 2014SYSTEM PROFILE (NOT TO SCALE) ACCESS COVERS TO WITHIN 6" OF FIN. GRADE 2" PEASTONE OR GEOTEXTILE DUND. EL. 99.69' 1 FILTER FABRIC OVER STONE MINIMUM .75' OF COVER OVER PRECAST 2% SLOPE PRECAST H-10 RISERS (TYP.) 2'0 92.55' 4"OSCH40 PVC PIPES LEVEL 1ST 2' 10" EXISTING PLASTIC1431, „ - a..- s2 TEE SEPTIC TANK** TEES 91.1 *' 90.6' 000000000000 i GAS BAFFLE" 0.92' 90.8' 90.63' ' :�•' WATERTEST D'BOX FOR LEVELNESS 6" CRUSHED STONE OR MECHANICAL COMPACTION. (15.221 (21) (1--5% SLOPE) (-!-% SLOPE) FOUNDATION EXIST. SEPTIC TANK 20' D' BOX 5' - *THE INSTALLER SHALL VERIFY THE LOCATIONS OF ALL **INSTALLER SHALL CONFIRM MINIMUM SEPTIC TANK SIZE AT UTILITIES AND ALL BUILDING SEWER OUTLETS AND ELEVATIONS 1000 GALLONS AND ITS SUITABILITY FOR RE -USE. REPLACE PRIOR TO INSTALLING ANY PORTION OF SEPTIC SYSTEM WITH 1500 GALLON SEPTIC TANK APPROPRIATE TO SITE CONDITIONS IF NOT SUITABLE LEGEND- EGEND99- 99- EXISTING CONTOUR X 99.1 EXIST. SPOT ELEV. 99 PROPOSED CONTOUR 198•4] PROPOSED SPOT EL. TH1 0/d Townhouse Rd TEST HOLE 2� SLOPE OF GROUND �Q> UTILITY POLE SOILS FIRE HYDRANT NOTE: NOT ALL SYMBOLS MAY APPEAR IN DRAWING TEST HOLE LOGS ou ENGINEER: DANIEL E. GONSALVES, SE #13587 WITNESS: PHIL RENAUD (BoH) 0/d Townhouse Rd DATE: 6/11/14 PERC. RATE _ < 2 MIN INCH CLASS I SOILS cam„ B ELEV. .0». 93:5' A 0 LS o 1OYR 3/2 6" a a B LS 25" 1OYR 5/8 91.4' C PERC MS 1OYR 7/6 120" 83.5' NO GROUNDWATER ENCOUNTERED BICE #86-483 m i ALL�SYSTEM COMPONENTS SHALL BE MAI KED WITH MAGNETIC TAPE OR COMPARABLE MEANS FOR FUTURE LOCATION. PROVIDE INSPECTION PORTS TO _WITHIN 3" OF FINISH GRADE TIRED OVER SYSTEM 93.0'-94.0' 91.0' 89.68' 16 H-20 HIGH CAPACI,IY INFILTRATORS EACH UNIT: 6.25' X 2.P3 X 16" HIGH OVERALL DIMENSIONS TO OUTSIDE OF UNITS: 25' X 11.3' (NO STONE PROPOSED) 6.18' j 'I LEACHING FACILITY BOTTOM TH 2 EL. 83.5' NOTES 1. DATUM IS ASSUMED 2. MUNICIPAL WATER IS EXISTING J. MINIMUM PIPE PITCH TO BE 1/8" PER FOOT. 4. DESIGN LOADING FOR ALL PROPOSED PRECAST UNITS TO BE AASHO H -LQ 5. PIPE JOINTS TO BE MADE WATERTIGHT. 6. CONSTRUCTION DETAILS TO BE IN ACCORDANCE IMTH 310 CMR 15.000 (TITLE 5.) 7. 77 -IIS PLAN IS FOR PROPOSED WORK ONLY AND NOT TO BE USED FOR LOT LINE STAKING OR ANY 077-IER PURPOSE. 8. PIPE FOR SEPTIC SYSTEM TO SCH. 40-4" PVC. 9. COMPONENTS NOT TO BE BACKFILLED OR CONCEALED WI77-IOUT INSPEC77ON BY BOARD OF HEALTH AND PERMISSION OBTAINED FROM BOARD OF HEALTH. 10. CONTRACTOR SHALL BE RESPONSIBLE FOR CALLING DIGSAFE (1-888-344-7233) AND VERIFYING THE LOCATION OF ALL UNDERGROUND & OVERHEAD U77LI77ES PRIOR TO COMMENCEMENT OF WORK. 11. ANY UNSUITABLE MATERIAL ENCOUNTERED SHALL BE REMOVED 5' BENEATH AND AROUND THE PROPOSED LEACHING FACILITY. 12. EXIS77NG LEACHING FACILITY SHALL BE PUMPED AND REMOVED OR PUMPED AND FILLED WI774 CLEAN SAND. Z LOCUS MAP NOT TO SCALE ASSESSORS MAP 76 PARCEL 98 SYSTEM DESIGN: GARBAGE DISPOSER IS NOT ALLOWED DESIGN FLOW: 3 BEDROOMS @ 110 GPD = 330 GPD USE A 330 GPD DESIGN FLOW SEPTIC TANK: 330 GPD (2) = 660 RE -USE EXISTING SEPTIC TANK** LEACHING: 4.73 SF/LF x 6.25' LENGTH = 29.56 SF PER HIGH CAPACITY INFILTRATOR UNIT 330 GPD/0.74 GPD/SF = 445.9 SF LEACHING REQ'D 445.9 SF/29.56 SF/UNIT = 15.1 UNITS THEREFORE, USE GRAVELLESS SYSTEM OF (16) H-20 HIGH CAPACITY UNITS IN FIELD CONFIGURATION OF 4 ROWS OF 4 UNITS 16 UNITS x 29.5 SF = 472 SF > 445.9 SF 472 SF (0.74) 349 GPD (OK) Z 4'i `T r M&0�: MA APPROVED DATE BOARD OF HEALTH TITLE 5 SITE PLAN OF Scale:1 "= 20' 0 10 20 30 40 50 FEET I DATE DANIEL A. OJALA, P.E., P.L.S. 96 WEBBER'S PATH WEST YARMOUTH, MA PREPARED FOR HELEN GOULD DATE: JUNE 11, 2014 off 508-362-4541 I fax 508-362-9880 downcope.com down cape enMeorb)z, inc. civil engineers land surveyors 939 Main Street ( Rte 6A) YARIVOUTHPORT MA 02675 86-483 GOULD.DWG ou moo. 0/d Townhouse Rd lv n Stogy ardino o cam„ B ocu Suffo/k 0 o a a Cb LOCUS MAP NOT TO SCALE ASSESSORS MAP 76 PARCEL 98 SYSTEM DESIGN: GARBAGE DISPOSER IS NOT ALLOWED DESIGN FLOW: 3 BEDROOMS @ 110 GPD = 330 GPD USE A 330 GPD DESIGN FLOW SEPTIC TANK: 330 GPD (2) = 660 RE -USE EXISTING SEPTIC TANK** LEACHING: 4.73 SF/LF x 6.25' LENGTH = 29.56 SF PER HIGH CAPACITY INFILTRATOR UNIT 330 GPD/0.74 GPD/SF = 445.9 SF LEACHING REQ'D 445.9 SF/29.56 SF/UNIT = 15.1 UNITS THEREFORE, USE GRAVELLESS SYSTEM OF (16) H-20 HIGH CAPACITY UNITS IN FIELD CONFIGURATION OF 4 ROWS OF 4 UNITS 16 UNITS x 29.5 SF = 472 SF > 445.9 SF 472 SF (0.74) 349 GPD (OK) Z 4'i `T r M&0�: MA APPROVED DATE BOARD OF HEALTH TITLE 5 SITE PLAN OF Scale:1 "= 20' 0 10 20 30 40 50 FEET I DATE DANIEL A. OJALA, P.E., P.L.S. 96 WEBBER'S PATH WEST YARMOUTH, MA PREPARED FOR HELEN GOULD DATE: JUNE 11, 2014 off 508-362-4541 I fax 508-362-9880 downcope.com down cape enMeorb)z, inc. civil engineers land surveyors 939 Main Street ( Rte 6A) YARIVOUTHPORT MA 02675 86-483 GOULD.DWG