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HomeMy WebLinkAboutEngineer Planbed +36.2 34.0 35.0 ` M%5.5 G. 1 Existing Leoch Pit (See Note 10) 37 0 _�\\ - Gonate y � o t�, LO � I i 4 AGS/ 1 NO DWELLINGS WITHIN 20 FT. v: \ 3 .I OF PROPOSED LEACHING. Sne[fiefb Rd _ � 7' L 37.3 �� vent OFMgsf X10 J' �PDARjtEN 2 M:9X, ; CMEfE'R , No. 1140 j 37.0 LEGEND th din. kit PROPOSED CONTOUR rm gar ® PROPOSED SPOT GRADE- b� --gg -- EXISTING CONTOUR If rm + 96.52 EXISTING SPOT GRADE -W- EXISTING WATER SERVICE 1ST FLOOR IS TEST PIT +30.0 33.9 ----_ ' PAVED TBM = EL. 37.5 ` DRIVEV�AY T GARAGE 5LAB -�- r Q WATTR SERVICE .. iTf Uj -TI CD ^ W L 13 4 9 R W vd. 111 ®V°a�o� G r r � , SG u1 zo' 36. I + 31.0 3G.2 S -ting 1,000 gal Septic Tank MAP.' 076 LOT.' 064 Ivanfipo Ave - Gonate y � o t�, LO � I i 4 Cdrdrnel ? � y i Mont,,. wana�n Sne[fiefb Rd _ � ` I , MovklnQbrttl � n i �� - all- a R � WLc1_e 4vd =ruler In A __ LOCUS MAP N.T.S. GENERAL NOTES: 1. ALL CHANGES TO THIS PLAN MUST BE APPROVED BY THE LOCAL BOARD OF HEALTH AND THE DESIGN ENGINEER. 2. ALL WORK AND MATERIALS SHALL CONFORM TO THE REQUIREMENTS OF THE STATE ENVIRONMENTAL CODE, TITLE V. AND ANY APPLICABLE LOCAL RULES AND REGULATIONS. EXCEPT AS REQUESTED BELOW: - 310 CMR 15.405 (1) (A): 1) A 3 FT. VARIANCE FROM 310 CMR. 15.211 TO ALLOW LEACHING TO BE 7 FT. FROM PROPERTY LINE VS. REQUIRED 10 FEET. 2) UP TO A 1.06 FT. VARIANCE FROM 310 CMR 15.211 TO ALLOW LEACHING TO BE UP TO 4.06 FT BELOW GRADE VS REQ'D 3 FT. (H20/VENT PROVII 3. THE SEWAGE DISPOSAL SYSTEM SHALL NOT BE BACKFILLED PRIOR TO INSPECTION AND APPROVAL BY THE BOARD OF HEALTH AND THE DESIGN ENGINEER. - 4. ANY CONDITIONS ENCOUNTERED DURING CONSTRUCTION DIFFERING FROM THOSE SHOWN HEREON SHALL BE REPORTED TO THE DESIGN ENGINEER BEFORE CONSTRUCTION CONTINUES. �I 5. ALL ELEVATIONS BASED ON ASSUMED DATUM. 6. THE DESIGN ENGINEER IS NOT RESPONSIBLE FOR THE FAILURE OF THE CONTRACTOR OR OWNER TO NOTIFY THE LOCAL BOARD OF .HEALTH FOR PROPER INSPECTIONS DURING CONSTRUCTION. 7. WATER SUPPLY PROVIDED BY TOWN WATER SERVICE. 8 LAREAS DISTURBED A CONDITION AGREED UPON RING CONSTRUCTION OWNER ANOC AND BE 112 TOR.EHEALTH"D 9. IT SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR TO VERIFYTHE LOCATION OF ALL' UNDERGROUND UTILITIES, PRIOR TO BEGINNINGCONSTRUCTION. 10. EXISTING LEACH PIT TO BE PUMPED, CRUSHED AND FILLED 11. 48 HOUR NOTICE FOR ENGINEER CERTIFICATION 12. THIS PLAN IS TO BE USED FOR SEPTIC SYSTEM PURPOSES ONLY app AND IS NOT TO BE CONSIDERED A PROPERTY UNE SURVEY A�fj 13. NO PRIVATE WELLS WITHIN 150 FT. OF PROPOSED LEACHING :.,i 14. ALL PIPING TO BE 4" SCH 40 0 1/8"/FT (UNLESS SPECIFIED OTHERWISE) 15. THE DESIGN OF THIS SYSTEM DOES NOT ALLOW FOR THE USE OF A GARBAGE GRINDER 16. NO WETLANDS WITHIN 100 FT. OF PROPOSED LEACHING 17. INSTALLER TO VERIFY SOILS AND SEPARATION TO GROUNDWATER TO A DEPTH OF EL, 25.5 OR 5 FT. BELOW THE BOTTOM OF LEACHING. (CONTACT DESIGN ENGINEER AND B.C.H. AGENT FOR INSPECTION). PROPOSED SEPTIC SYSTEM UPGRADE PLAN 87 WEBBERS PATH, WEST YARMOUTH, MA Prepared for: Karen Kushin Engineering by: Surveying by: SCALE DRAWN JOB. N0. DARREA M. MEYER, R.S. 1ie11et and Assoc. 1"=20' DMM POeOx9at Route 28 E4!%NDW/CH, MA 02537 Centerville, MA 02632 DATE CHECKED SHEET NO. 506662-2922 (508) 775-0735 09/11/08 DMM 1 Of 2 D ELEV. TOP FOUNDATION (Existing) = 37.5 — EXISTING INV. 33.59 OF DARREN M. MET,ER'I No. 140 **NOTE: ALL COVERS TO BE MARKED WITH MAGNETIC TAPE 36.2 F.G,EL: 36.5 F.G. EL: 36.6 FINISH GRADE=117.0 MAINTAIN 2% MIN SLOPE OVER LEACHING AREA COVERS TO WITHIN 6 OF GRADE L = 1O' 6^ 4" S&40 PVC L = 10' e t0"I 14„ ®S= 1% (MIN.) e ®S= 1% (MIN.) ; TEE'S ARE TO BE 4" SCH 4 PVC INV.33.34 INV.33.24 INV.33.04 i GAS PROPOSED DB -3 BAFFLE H-10 DISTRIBUTION BOX EXISTING 1000 G LLON SEPTIC TANK NOTES: 1) CONTRACTOR SHALL VERIFY ALL EXISTING 3) INSTALL INLET & OUTLET TEES AS REQUIRED. PIPE INVERTS PRIOR T( CONSTRUCTION. 4) GAS BAFFLE TO BE INSTALLED ON OUTLET TEE 2) REPLACE EXISTING 1,CDO GALLON SEPTIC AS MANUFACTURED BY TUF—TITE; ZABEL OR EQUAL TANK WITH 1500 GALLON SEPTIC TANK INV. ELEV.=32.94 IF FAILED, DAMAGED, OR UNDERSIZED, w a SEPTI SYSTEM PROFILE BOTTOM EL= 34.94 INFILTRATOR 3010 SPECIFICATIONS 4.5" DIA *I I*I I'd 1* INFIL NOMINAL Cl - SIZE (W x l- SIZE(Wx H L) WEIGHT NO ... millm11111111 WPM of lel lol lol lol I; TOR 3050 NLU (OP END (OPEN) IER SPECIFICATIONS 51" x 30" x 85.4" 80.0 LBS. ■camumummmM 30' 6" INSPECTION PORT W/IN 6" OF FINISH GRADE mm0mnmmmwmE SEPARATION 4.34 FT.** (SEE NOTE 17) BOTTOM OF TH-1 EL: 26.6 SOIL LOGS DATE: JULY 30, 2008 SOIL EVALUATOR: DARREN MEYER, R.S., CSE WITNESS: AMY VON HONE, RS, CSE YARMOUTH ASSIST, HEALTH AGENT Elev. TH-1 Depth 37.10 36.35 34.85 A 0 LOAMY SAND 10YR 3/2 s" B LOAMY SAND 10YR 5/8 27" Cl MEDIUM PERC 0 32.77 SAND 2.5Y 7/4 26.6 1 1126" PERC RATE <2 MIN/IN. ("C" HORIZON) NO GROUNDWATER OBSERVED MIN. TITLE 5 EL7= 33.44 30.15" t (INFILTRATOR 3050 UNITS (H-20) LOADING) DESIGN CRITERIA NUMBER OF BEDROOMS: 3 BEDROOOM SOIL TEXTURAL CLASS: CLASS 1 (0.74 GPD/SF) DESIGN PERCOLATION RATE: <2 MIN/IN DAILY FLOW: 110 G.P.D. DESIGN FLOW: 330 G.P.D. GARBAGE GRINDER: NO (not designed for garbage grinder) SEPTIC TANK: 330gpd x 2 = 660 gpd USE EXIST. 1,000 GALLON SEPTIC TANK LEACHING AREA REQUIRED: (330) = 445.94 S.F. .74 USE THREE (3) INFILTRATOR 3050 UNITS (H20 LOADING) W/ 2.92' STONE ON THE SIDES & 3.83 FT. STONE ON ENDS MEASURING: 30' L x 10' W x 2'D BOTTOM AREA: 30 x 10 = 300 SF SIDE AREA: (30 + 10) X 2 X 2 = 160 SF TOTAL SQUARE FEET PROVIDED = 460 vs. 445.94 REQ'D DESIGN FLOW PROVIDED: 0.74(460 S.F.) = 340.4 G.P.D. vs. 330 G.P.D. req'd PROPOSED SEPTIC SYSTEM UPGRADE PLAN 87 WEBBERS PATH, WEST YARMOUTH, MA Prepared for: Karen Kushin Engineering by: Surveying by: SCALE DRAWN JOB. NO. DARREN M MEYER, R.S. ryeller and Assoc. N.T.S. DMM POBOX961 Route 28 EASTSANO14, MA 02537 Centervillq MA 02632 CHECKED SHEET NO. 6"2-2822 (508) 775-0735 [DATE/11/08 DMM 2 Of 2