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HomeMy WebLinkAbout215 West Great Western Road Sewage Disposal System Design 2SOIL TEST PIT DATA: TEST PIT ___#1TEST PIT --#2- GRD EL. 84.4 GRD. EL. 84.7 EST HIGH GW. 76 .5 a 0" 5" 52" EST. HIGH GW. 5/17/2001 Is HIGH GROUNDWATER COMPUTATION BASED ON TP#1) PRECAST SEPTIC TANK 6„ DEPTH TO BOT. OF HOLE 11.0 INDEX WELL AIW-230 WATER LEVEL RANGE ZONE C CURRENT DEPTHOINDEX WELL(5/01) 23.6 WATER LEVEL ADJUSTMENT EL = 81.1 4 7.9 6" MEDIUMI SAND 8" 2.5Y 7/3 INVERT 66" 1" E 76.5 = 9 NO WATER STABLE BASE EL = 73-4 1 a 0" 5" 52" EST. HIGH GW. 5/17/2001 Is HIGH GROUNDWATER COMPUTATION BASED ON TP#1) PRECAST SEPTIC TANK 6„ DEPTH TO BOT. OF HOLE 11.0 INDEX WELL AIW-230 WATER LEVEL RANGE ZONE C CURRENT DEPTHOINDEX WELL(5/01) 23.6 WATER LEVEL ADJUSTMENT 3.1 DEPTH TO ADJUSTED HIGH WATER 7.9 INDICATES N7_ OBSERVED GROUND WATER INDICATES _ y ESTIMATED SEASONAL HIGH ?0" GROUND WATER DATE: DATE: 5/17/2001 5/17/2001 INDICATES TEST BY:PERC. TEST BY: TEST SWEETSER ENG. SWEETSER ENG, WITNESSED BY- WITNESSED BYt INDICATES AMY VAN HONE AMY VON HONE C UNSUITABLE PERC. RATE: PERC. RATE: MATERIAL -2-MIN./INCH _2_MIN,/INCH SOIL EVALUATOR SOIL EVALUATOR SWEETSER ENG. SWEETSER ENG. NOTE: TEST PITS SHOWN ARE TAKEN FROM SOIL CLASS: SOIL CLASS: PLAN PREPARED BY SWEETSER ENGINEERING 1 1 DATED MAY 17, 2001. TITLED PROPOSED SEPTIC DESIGN, LOT 2, W. GREAT WESTERN RD. L.T. A.R. L.T.A.R. 0.74 G.P.D./SQ.FT.0 74 G.P.D./SQ.FT, PROFILE: NOT TO SCALE EL= A TOP FOUNDATION FIRST PIPE LENGTH EL.= 91.0 CONCRETE COVERS TO WITHIN 71, TO BE SET LEVEL 6" OF FINISHED GRADE.FOR MIN. 2' FINISH GRADE VC SCH 40 " 5 OUTLET 5 & 6 SEPTIC TANK DIST. BOX - 5' SEPARATION ` EST. HIGH GROUNDWATER J DISTRIBUTION BOX DETAIL: NOT TO SCALE NO, OF OUTLETS 5 LEACHING DETAIL: RI�7 PRECAST DIST. BOX T T f',/-2{. PLAN VIEW NOT TO SCALE 26.25' o 0 0o 000 o00o 000 000 U 000 00 Oo0 0000 000 o Oo 00 00 0 FINISHED GRADE PRECAST SEPTIC TANK REMOVABLE -- I--- 2" WALLS COVER � 4 UNITS HIGHI DENSITY POLYETHYLENE INFILTRATOR 3050 INVERT 4" PVC oo' PIPE o° TT PVC BARM 1 4" T 15" 6" 5,5" OUTLETS ; 8" 4" INVERT AT DIST. BOX (IN) 1" E BOTTOM ON LEVEL STABLE BASE 6' MIN. 3/4" TO CROSS-SECTION 1 1/2" CRUSHED STONE BASE LEACHING DETAIL: RI�7 PRECAST DIST. BOX T T f',/-2{. PLAN VIEW NOT TO SCALE 26.25' o 0 0o 000 o00o 000 000 U 000 00 Oo0 0000 000 o Oo 00 00 0 • SEPTIC TANK DETAIL: 1,500 GALLON NOT TO SCALE NOTES: 1. SEPTIC TANK SHALL BE STEEL 5. INLET AND OUTLET TEES TO BE CAST IRON, REINFORCED CONCRETE. SCHED. 40 PVC OR CAST -IN-PLACE CONCRETE, 2, SEPTIC TANK TO WITHSTAND H-10 LOADING TEES TO BE CENTERED UNDER MANHOLE COVER. UNLESS UNDER PAVEMENT, DRIVES OR TRAVELED WAYS, WHEREIN H-20 LOADING 2-24" DIA CONCRETE MANHOLES SHALL APPLY. W/ METAL HANDLES BROUGHT 3. ALL PIPE CONNECTIONS AND CONCRETE TO 6" OF FINISH GRADE CONSTRUCTION SHALL BE WATERTIGHT. 4. FILL ALL UNUSED KNOCKOUTS WITH TEE TO BE UNDER 36" MAX. - 12" MIN. MORTAR. M.H. OPENING COVER 10'-6" RAISE M.H W & MR 10'-0" & M 94.0 PRECAST SEPTIC TANK 0 INVERT D 0 � 4 UNITS HIGHI DENSITY POLYETHYLENE INFILTRATOR 3050 INVERT 4" PVC oo' PIPE o° • SEPTIC TANK DETAIL: 1,500 GALLON NOT TO SCALE NOTES: 1. SEPTIC TANK SHALL BE STEEL 5. INLET AND OUTLET TEES TO BE CAST IRON, REINFORCED CONCRETE. SCHED. 40 PVC OR CAST -IN-PLACE CONCRETE, 2, SEPTIC TANK TO WITHSTAND H-10 LOADING TEES TO BE CENTERED UNDER MANHOLE COVER. UNLESS UNDER PAVEMENT, DRIVES OR TRAVELED WAYS, WHEREIN H-20 LOADING 2-24" DIA CONCRETE MANHOLES SHALL APPLY. W/ METAL HANDLES BROUGHT 3. ALL PIPE CONNECTIONS AND CONCRETE TO 6" OF FINISH GRADE CONSTRUCTION SHALL BE WATERTIGHT. 4. FILL ALL UNUSED KNOCKOUTS WITH TEE TO BE UNDER 36" MAX. - 12" MIN. MORTAR. M.H. OPENING COVER 10'-6" RAISE M.H W & MR 10'-0" & M 94.0 PRECAST SEPTIC TANK 4" INVERT D OC � 5'-2 - INVERT AT SEPTIC TANK (IN) 88.05 5' I 4" INVERT AT SEPTIC TANK (OUT) 87,80 ORBRICK e: .� TAR r -N O -RI L 3' 10" INLET TEE 4'-6" 4'-0" MlN. _8" I LIQUID DEPTH - c 14 1,0Z PLAN VIEW BOTTOM ON LEVEL STABLE BASE 6" MIN. 3/4" TO f CROSS-SECTION VIEW 1 1/2" STONE INVERT ELEVATIONS: TOP OF FOUNDATION 94.0 A 4" INVERT AT BUILDING 88.41 B 4" INVERT AT SEPTIC TANK (IN) 88.05 C 4" INVERT AT SEPTIC TANK (OUT) 87,80 D 4" INVERT AT DIST. BOX (IN) 87.73 E 4" INVERT AT DIST. BOX (OUT) 87____56 F INVERTS AT LEACHING FACILITY: 4 INVERT AT BEGINNING OF LEACHING CHAMBER ELEVATION AT BOTTOM OF LEACHING CHAMBER ESTIMATED HIGH GROUNDWATER NOTES: 1, DIST. BOX TO WITHSTAND H-10 LOADING UNLESS UNDER PAVEMENT, DRIVES OR TRAVELED WAYS WHEREIN H-20 LOADING SHALL APPLY. 2: PROVIDE INLET TEE OR BAFFLE WHERE .SLOPE OF PIPE EXCEEDS 0.08 FT./FT OR IN PUMPED SYSTEM. 3.I FIRST TWO FEET OF PIPE OUT OF DIST. BOX TO BE LAID LEVEL. 4. ALL PIPE CONNECTIONS AND CONCRETE CONSTRUCTION SHALL BE WATERTIGHT. 5. FILL ALL UNUSED KNOCKOUTS WITH MORTAR. 87.5 G BREAKOUT 88.0 85.5 H 76.5 J OF DATUM:• CRAIG A. VERTICAL DATUM: ASSUMED :\ DAVID J. FIELD m CRISPIN N No.38039 2 T 3 i p� VAS 14 :\ CIVIL \ NO" BENCH MARK SET:STAKE & NAI T Ll \ /f cj ELEVATION 93.50 04 _ / to t�v�% BENCHMARK STAKE & - = NAIL SET VARIANCES REQUESTED: \ _ �� • :' : - 93.50 \\ \ = ASSUMED 4'-9" I S sit"��= :' • . �' :\ NONE DESIGN CRITERIA: B I RES VE A_ 8 � � �'i.-, �": $s fa \ \ 3 , \� �• �� ;DESIGN FLOW: TP#leox % , 4 BEDROOMS AT110G.P.B./D 440 G.P.D. 1 29.0' 555, $� -•• p PROPOSED N F 4 REQUIRED SEPTIC TANK: �1590 GALL O TOWN Oq E TIC TAN YAWou-'H / 440 X 200% k EIMITS OF #2 ,� ' AM P108s ' I SEPTIC TANK PROVIDED: = 1500 GAL. PROPOSERIVEWAY - \ \ E OTES & 6 \ © O �A381 SIZE OF LEACHING FACILITY REQUIRED: r P OPOS \ PROPOSE °�� , DESIGN PERC. RATE: <2 MIN,/ INCH \ �GARAGE \ \ 4DRNGp / y / ! ai LONG TERM APPL. RATE 0,74 G.P.D/S.F. OS. 9�2 / ab \ \ \OF. 5�4.0 440 GPD + 0,74 GPD/SF = 595 &F. -95 '2 ( I \ f J f SIZE OF LEACHING FACILITY PROVIDED: USE HIGH DENSITY POLYETHYLENE OF. 94.0 \ \ ( I LEACHING CHAMBERS(4 UNITS) 12'X2'X35' SIDEWALL = 2(12'+35') X 2' = 188 BOTTOM = 12 X 35 = 420 O N / 608S,F, 608 S,F x 0,74 GPD/SF = %449GPD d �k LOCUS!, INFORMATION � CURRENT OWNER: WILLIAMS BUILDING COMPANY m -/ ✓ / / TITLE REFERENC�: DEED BOOK 15272 PAGE138 o / r PLAN REFERENCE: PLAN BOOK 564, PAGE 45 ASSESSORS MAP: 108 PARCEL: 39-2 ZONINGSETBACKS: TBACFRONT 30' \ fel/F N/F \ 1 , SIDE 20' APE�NNIS I / / / / / / WILLIAMS \ REAR 20' NG CO. RKINS ! BASSDEISSORS UIL\ , MINIMUM LOT SIZE: 40,000 S.F. AS§ESSORSM P 108 / MAP 108 EXIST. TOTAL LOT AREA: 40,3801 S.F. PARCEL / / I / / ( \ PARCEL \ , OVERLAY DISTRICT: AQUIFER PROTECTION DISTRICT 39 1 '4IOL1 / f \ LOT 2 \ \ I NITROGEN SENSITIVE 42,580± S.f. / I 40,380± S.F. \ \ I ZONE: ZONE II FEMAFLOO- - \ D ZONE DISTRICT. C, DATED 7/2/92 \ - \ PANEL #250015 0002 D LOCUS PLAN: N❑ SCALE: E LOAM SEED DISTURBED AREAS 777-777-/77-77_77-/77-77\ 157.5 \ \ \ 3' MAX. COMPACTED FILL 36" MAXIMUM 12"MINIM M S 82-335 °° °°o ° o 0o o000oo0oo 3LAYER PEASTONETE000 30" 0g NS00 \ _ p 000 CT„ YELNE 0 EFFEC. 0000 INFILTRATOR 3050 80 O N/F / DEPTH too LEACHING 00 TOWN �F ZOCHAMBER O YARMOUTH / / / _ \ \ N ASSE ORS 0 3/4" - 1 1/2' M 70 47 50 47" WASHED STONE -Dc 12' RCE C37� 70 ANT CROSS-SECTION CHAMBER rl Z W �I LOCUS / PLAN VIEW \\ SCALE: 1'�= 270' FEET, \� \ ROUTE 6 43 I S7� i Z REVISIONS NO. DATE DESCRIPTION r 3 L - GENERAL NOTES: 1. THIS PLAN IS FOR DESIGN AND CONSTRUCTION OF THE SEWAGE DISPOSAL FACILITY ONLY. 2. ALL CONSTRUCTION METHODS AND MATERIALS SHALL CONFORM TO MASS. D.E.P TITLE 5 AND LOCAL BOARD OF HEALTH REGULATIONS. 3. ALL PIPES LOCATED UNDER PAVEMENT OR TRAVELED WAY SHALL BE SCHEDULE 40 OR EQUAL. 4. THERE ARE NO KNOWN PRIVATE WELLS LOCATED WITHIN 150 FT. OF THE PROPOSED LEACHING FACILITY NOR ANY KNOWN WELLS PROPOSED WITHIN 150' OF ANY KNOWN LEACHING FACILITY. 5. WITHIN LIMIT OF EXCAVATION REMOVE ALL TOPSOIL, SUBSOIL AND OTHER IMPERVIOUS MATERIAL. 6. REPLACE WITH CLEAN WASHED SAND OR OTHER CLEAN GRANULAR SOILS CONFORMING TO THE FOLLOWING SIEVE ANALYSIS: 10% (MAX) BY WT. SHALL PASS No. 50 SIEVE <10 % OF No. 4 SIEVE SHALL PASS No. 100 <5 % OF No. 4 SIEVE SHALL PASS No. 200 UNIFORMITY COEFFICIENT O No. 4 SIEVE </=6.0 7. EXISTING UTILITIES WHERE SHOWN IN THE DRAWINGS ARE APPROXIMATE. THE CONTRACTOR SHALL BE RESPON- SIBLE FOR PROPERLY LOCATING AND COORDINATING THE PROPOSED CON- STRUCTION ACTIVITY WITH DIG -SAFE AND THE APPLICABLE UTILITY COMPANY AND MAINTAINING THE EXISTING UTILITY SYSTEM IN SERVICE. DIG -SAFE SHALL BE NOTIFIED PER THE STATE OF MASSACHUSETTS STATUTE CHAPTER 82, SECTION 409 AT TEL 1-888-344-7233. THE ENGINEER DOES NOT GUARANTEE THEIR ACCURACY OR THAT ALL UTILITIES AND SUBSURFACE STRUCTURES ARE SHOWN. LOCATIONS AND ELEVATIONS OF UNDERGROUND UTILITIES TAKEN FROM RECORD PLANS. THE CONTRACTOR SHALL VERIFY SIZE, LOCATION AND INVERTS OF UTILITIES AND STRUCTURES AS REQUIRED PRIOR TO THE START OF CONSTRUCTION. 8. THIS SYSTEM IS NOT DESIGNED FOR THE USE OF A GARBAGE GRINDER. A GARBAGE GRINDER IS NOT RECOMMENDED DUE TO RECOGNIZED ADVERSE IMPACTS TO THE LEACHING FACILITY. 9. ALL INVERTS ARE TO BE CHECKED BY THE CONTRACTOR PRIOR TO INSTALLATION THE ENGINEER IS TO BE NOTIFIED OF ANY FIELD CHANGES THAT MAY BE REQUIRED. , : IC GROUP 657 Main Street, (RT. 28) Unit 6 W. Yarmouth Massachusetts 02673 508 778 8919 PROJECT TITLE: SEWAGE DISPOSAL SYSTEM DESIGN LOT 2 #215 ST GREAT WESTERN ROAD YARMOUTHPORT PREPARED FOR: TIM WILLIAMS WILLIAMS BUILDING COMPANY P.O. BOX 272 YARMOUTHPORT, MA 02675 DATE: JUNE 26, 2003 COMP. DESIGN: K. HEALY CHECK: D. CRISPIN DRAWN: K, HEALY FIELD: D. GAZZOLO / J. McCARTIN FILE N0. 8452-EXC.DWG DWG NO. 5388-02 JOB NO. 4-8452,00 SHEET 1 OF 1