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HomeMy WebLinkAbout25.89 - Sewage Disposal System DesignSOIL TEST PIT DATA. NOVEMBER 20, 1999 SEPTIC TANK DETAIL: 1,500 GALLON DISTRIBUTION BOX . DETAIL: NOT TO SCALE LEACHING DETAIL: NOT TO SCALE NOT TO SCALE NO. OF OUTLETS : 5 'r 22.5' TEST PIT- TEST PIT IA - NOTES: 1. SEPTIC TANK SHALL BE STEEL 5. INLET AND OUTLET TEES TO BE CAST IRON. FINISHED GRADE GRD. EL. 9.4 GRD. EL. 8.5 REINFORCED CONCRETE. SCHED. 40 PVC OR CAST -IN-PLACE CONCRETE. . GW. EL. GW. EL. TEES TO BE CENTERED UNDER MANHOLE COVER. REMOVABLE 2• WALLS ADJ. 3.1 ADJ 2.8 2. SEPTIC TANK TO WITHSTAND H-10 LOADING COVER NOTES: O' 0' UNLESS UNDER PAVEMENT, DRIVES OR 6. RECOMMENDED MANUFACTURER-ROTONDO OR » LOAMY SAND 10YR 2/2 TRAVELED WAYS, WHEREIN H-20 LOADING APPROVED EQUAL - 1. DIST. BOX TO WITHSTAND H-10 LOADING 1 1' E6» LOAMY SAND 10YR 5/1 SHALL APPLY. roc BARRIER UNLESS UNDER PAVEMENT, DRIVES OR 3. ALL PIPE CONNECTIONS AND CONCRETE B LOAMY SAND 10YR 5/8 CONSTRUCTION SHALL BE WATERTIGHT. V T TRAVELED WAYS WHEREIN H-20 LOADING 2' 2 26" ���15» SHALL APPLY. T52TI'I" 12' 1t i EL 6.3 4. FILL ALL UNUSED KNOCKOUTS WITH 2-24• DIA C.I. (60y MIN.) MANHOLE COVERS T '3' INDICATES 3' MORTAR. - d - �' g" 2. PROVIDE INLET TEE OR BAFFLE WHERE 1 - 25' _ PERC. Cl MED. SAND 2.SYR 7/4 TEE TO BE UNDER BROUGHT TO FINISH GRA E 6' S, V" OUTLETS . SLOPE OF PIPE EXCEEDS 0.08 FT./FT OR € 4' Cl 51" TEST 4' M.H. OPENING C "VER 3• `c �Pa '� ' '�` ' "a ' ' '�ertb'e T IN PUMPED SYSTEM. FLAN VIEW - LEACHING CHAMBERS w /d � � r/ • 4 b�°n�=4�°�4�$`ao 4°�4 L- 2• 3. FIRST TWO FEET OF PIPE OUT OF DIST. 4• ` BOTTOM ON LEVEL € 5' MED. SAND 2.5YR 7/4 5' 60" RAISE BR W� BOX TO BE LAID LEVEL EL. 2.8 _ 10•-6" SEWER BRICK �_ d--; - - - STABLE BASE 6" MIN. 3/4" TO 1 ONE CRUSHED I 6' 6' - r 10'-0• �� &MORTAR 12• CROSS-SECTION STONE BASE 4. RECOMMENDED MANUFACTURER-ROTONDO 3' MAX. C MPACTED FILL 36" MAXIMUM 12"MINIM M EL. 3.1 _ C2 NORMAL WATER LEVEL OR APPROVED EQUAL o 0 0 00 0 0 PRECAST SEPTIC TANK O - O 3. C -- T7 °° o° o° 0 o° ° 3• LA R 10" 20' INLET TEE 4'-9" T 5' 2• 4'-6 4'-0" MIN. BRE MO " `- 5-4 15 1/2' OUT�5'-8- j Z LIQUID DEPTH (GAS CONTROL) ' J- N : : SHALL BE WATERTIGHT. 7 C2 67 7' • r� ♦♦♦♦♦♦1 r� 2. ALL CONSTRUCTION METHODS AND 6. FILL ALL UNUSED KNOCKOUTS WITH MORTAR. 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 E 8. ANY KNOWN WELLS PROPOSED WITHIN FINE SAND 2.5YR 7/3 g• • ALL TOPSOIL, SUBSOIL AND OTHER IMPERVIOUS MATERIAL 6. REPLACE WITH CLEAN WASHED SAND OR OTHER CLEAN GRANULAR SOILS CONFORMING TO THE FOLLOWING SIEVE ANALYSIS: EL. 0.3 = 98" <10 % OF No. 4 SIEVE SHALL a 9 EL. 0.6 - _ - 104 9 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 FINE SAND 2.5YR 7/3 EXISTING UTILITY SYSTEM IN SERVICE. - ' DIG -SAFE SHALL BE NOTIFIED PER 10' EL. -0.6 120» 10' EL. -1.5 120" 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 INDICATES TO THE START OF, CONSTRUCTION. 1 THE USE OF A GARBAGE GRINDER. A GARBAGE GRINDER IS NOT RECOMMENDED DUE TO RECOGNIZED AD\,"- SE IMPACTS TO THE LEACHING _ OBSERVED 171 j.The�BSC Group, Inc. GROUND WATER WEST YARMOUTH, MA 02673 PRECAST SEPTIC TANK O - O 3. C -- T7 °° o° o° 0 o° ° 3• LA R 10" 20' INLET TEE 4'-9" T 5' 2• 4'-6 4'-0" MIN. BRE MO " `- 5-4 15 1/2' OUT�5'-8- j Z LIQUID DEPTH (GAS CONTROL) ' J- N : : SHALL BE WATERTIGHT. �.2% � .CONSTRUCTION rrre 1. THIS PLAN IS FOR DESIGN AND • r� ♦♦♦♦♦♦1 r� 2. ALL CONSTRUCTION METHODS AND 6. FILL ALL UNUSED KNOCKOUTS WITH MORTAR. 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. • 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 ® 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 1-800-322-4844. 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. 12• I 12 ' r ��a BOTTOM ON LEVEL STABLE BASE 0:1 k- ..� PLAN VIEW 3 7 1/2 22' I DATE: DATE: INDICATES 6" MIN. 3/4" TO-/ """"��`�� ����` , 11 /20/99 11 /20/99 -_�_ ESTIMATED 1 1/2• STONE CROSS-SECTION VIEW PLAN vlEw CROSS-SECTION OF CHAMBER TEST BY: TEST BY: SEASONAL HIGH GROUND WATER TANYA DAIGNEAULT TANYA DAIGNEAULT WITNESSED BY: WITNESSED BY. INVERT ELEVATIONS: KELDA WELCH KELDA WELCH TOP OF FOUNDATION 13.5 PERC. RATE: PERC. RATE: _MIN./INCH 2_MIN./INCH tGARACCE LLING 4" INVERT AT BUILDING 11.5 SOIL EVALUATOR SOIL EVALUATOR N/F DER 4 INVERT AT SEPTIC TANK (IN) 11.0 TANYA DAIGNEAULT TANYA DAIGNEAULT DENNIS CAREY RUCTION 4" INVERT AT SEPTIC TANK (OUT) 10.7 CAPE coo coMMlssloN ASSESSORS MAP 25 SOIL CLASS: SOIL CLASS: GROUNDWATER ADJUSTMENT PARCEL 90 Q 4" INVERT AT DIST. BOX (IN) 10.5 1 1 INDEX WELL MASHPEE MIW-29 13.8 NOVEMBER 1999: WATER LEVEL 9.s 4" INVERT AT DIST. BOX (OUT) , 10.3 L.T.A.R. L.T.A.R. SITE IS LOCATED IN ZONE A 0.74 G.P.D./SQ.FT.' 0.74 G.P.D./SQ.FT. GROUNDWATER ADJUSTMENT 2.5' O INVERTS AT LEACHING FACILITY: DATUM: HAROLD CURETTE , 4" INVERT AT BEGINNING VERTICAL DATUM: N. G. V. D. ASSESSORSPARCEL 38P 25 r ; OF LEACHING CHAMBER 10.1 BENCH MARK USED: TOP OF CONCRETE BOUND. STAKE _ ELEVATION 9:80' FOUND; sus oo " s LIMITS OF 14 E f ELEVATION AT BOTTOM EXCAVATION OF LEACHING CHAMBER 8.1 PROFILE: NOT TO SCALE j 119.52' 19.6' ADJUSTED 1 EL -13.5' 10.3 /TOP FOUNDATION LFOR T PIPE LENGTH r OBSERVED GROUNDWATER 3.1 CONCRETE COVERS TO WITHIN BE SET LEVEL 7 EL= 12.5 6" OF FINISHED GRADE. MIN. 2' 10.5 FINISH GRADE ! 1 EL=11.5' _ X).8 I 0 • 2• MIN. \ PERF) ( / J ' DEC! 20' f- 4' P -R _ .. j �, ► p'RdPOSED ' 0.0' W C� DESIGN CRITERIA. SCH 40 4• PVC SCH 4 LEACHING CHAMBER ,� ,Li ,j' .MIN 1 #1 3 I of I J BEDROOM ( o DESIGN FLOW: I J DWELLING 1,500 0 ¢ FEMA 100 YEAR FLOODPLAIN _ _ ELEVATION 10.0 ZONE A 12 3 BEDROOMS AT110G.P.B./D 330 G.P.D. CRAWL ;± =11.5 1=10.7 I=10.1' W � T.O.F. GAL 0 d SPACE :� 1=11.0 1=10.5 6 BOTTOM OF LEACHING EL 8.1' !j oN 13.5' TANK r o 3 OUTLET 1=10.3 Oa I^ N a 1500 GALLON DIST. BOX 5 SEPTIC TANK ECH. omaREQUIRED SEPTIC TANK: ADJUSTED GROUNDWATER 3.1' W Al 330 X 200% = 660 GAL. s' STONE BASE ROOM PATRICIA KRZESIK t W I o <33 1500 GAL. ASSESSORS MAP 25 TOS � I ° SEPTIC TANK PROVIDED: _ PARCEL 39 1 .8 jE OP a,,l:,, ` CURRENT OWNER: JOHN & CATHERINE COFRAN �'" 3 .4I %„v I�; BENCHMARK W PROP. TOP OF CONC TITLE REFERENCE: DEED BOOK 12367, PAGE 203 Y' 1 I BOUND SIZE OF LEACHING FACILITY REQUIRED: < I^ ; ELEV 9.80' DESIGN PERC. RATE: <2 MIN. INCH 48.5 RESERv� PLAN REFERENCE: PLAN BOOK 438, PAGE 45 � I i ���I � / 9.7 LONG TERM APPL. RATE 0.74 G.P.D S.F. I ASSESSORS MAP: 25 0 o' pp I f / \ J 1 k PARCEL: 89 N 1 ``( -G:_ _T�O 9.5'ROPOs�; RESIDENTIAL ZONE: R-25 CONCRETE i _ - W"WATER LiN SETBACKS: FRONT 30' I /� I a QO IN G BOUND / v -AIG 'P r50' ( PROP -`- ( REAR 20' I/ ;'`� M�N Gas OSED ; �yNo►wls� SIZE OF LEACHING FACILITY PROVIDED: GROUNDWATER OVERLAY DISTRICT: NONE I / 'L F` i) EOGE '�� CRAIOA•w• 330 GPD + 0,74 GPD\SF = 446 S.F. Fl a. INSPECTION REQUIREMENTS & SCHEDULE: ��;� Q/co zS P �3 USE HIGH DENSITY POLYETHYLENE BENCHMARK - LEACHING CHAMBERS 12'X2'X25' Vm X 6.3 S HYDRANT TAG BOLT sSIDEWALL = 2(12'+25') x 2 = 148 INSTALLATION OF THE SEWAGE DISPOSAL SYSTEM SHALL BE INSPECTED BY • ' ELEVATION 12.69' NGVD. THE DESIGN ENGINEER AND BY THE YARMOUTH BOARD OF HEALTH. LOT 8 �' 9.1 / ��'BOTTOM = 12' x 25' _ 300 1 N/F I ASSESSORS MAP 25 Q 448 S.F. CD INSPECTION #1 WHEN THE REQUIRED EXCAVATION IS COMPLETE: MAURICE ABROMSON PARCEL 89 �'/ r►�.„GF�A�w 448 S.F x 0,74 GPD/SF = 331 GPD PLEASE NOTE: THE EXCAVATION SHALL EXTEND TO THE ASSESSORS MAP 25 z 15,079± S.F. ��o ` m PARCEL 40 w : DAVID J. PARENT MATERIAL. CRISPIN► W • c.6� Na3;,z LOCUS PLAN: NO SCALE INSPECTION #2 - WHEN CLEAN FILL WITH A PERCOLATION RATE OF LESS I r \ ary� ' THAN TWO (2) MINUTES PER INCH HAS BEEN PROPERLY DEPOSITED. ? o �,,�,�` z LEGEND SWAN INSPECTION #3 - WHEN ALL THE COMPONENTS OF THE SEPTIC SYSTEM o ' C.B. POND N g HAVE BEEN INSTALLED. z\� / 50.9 X SPOT ELEVATION �� 1 5 (e •� V\ L C.B. ® CATCH BASIN / I MAI THE DESIGN ENGINEER SHALL CERTIFY TO THE YARMOUTH BOARD OF HEAL`H X > .`'J T.O.F. TOP OF FOUNDATION (ll N STILE THAT THE SEPTIC SYSTEM HAS BEEN INSTALLED ACCORDING TO THE DESIGN oo,a� 7 T.O.S. TOP OF SLAB ET o PLAN. �^� i TMH m TELEPHONE MANHOLE UPTco-, UTILITY POLE / TRANSFORMER 28 i •rz, UTILITY POLE NOTES -E- ELECTRIC LINE o EHH ELECTRIC HANDHOLE . 3 1.) THE ENTIRE SITE IS LOCATED IN A 100 YEAR FLOOD ZONE (ZONE Al2, N/F ®GMET GAS METER r4 ,� FLOOD ELEVATION 10.0) AS SHOWN ON FIRM COMMUNITY PANEL MARJORIE TREGLIA ^ I \ / -�G- GAS LINE oQ Q v 5 0006 D, REVISED JULY 2, 1992 P L A N V I E W X ASSESSORS MAP 25 m GAS GATE 3 w NUMBER 25001' PARCEL 41 N/F SCALE: 1' = 20 FEET wv 4/ SHOWN ON THIS PLAN DELINEATING THE PROPERTY LINES OF m WATER GATE DENNIS CAREY - W_ WATER LINE ti Q cu SHOWN IN THEIR APPROXIMATE LOCATION BASED ON TOWN ASSESSORS MAP 25 2 w SOUTH. Q r7 i 2.) THE LINES ASSESSORS MAPS, PARCEL 88 0 l0 20 40 FT, TEST PIT 2 Q SHORE ABUTTERS ARE DRIVE I N OF YARMOUTH I I � c REVISIONS NO. • BATE DESCRIPTION ' 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 ® 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 1-800-322-4844. 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 AD\,"- SE IMPACTS TO THE LEACHING FACILITY. 171 j.The�BSC Group, Inc. 657 ROUTE 28, (UNIT 6) WEST YARMOUTH, MA 02673 (508) 778-8919 PROJECT TITLE: SEWAGE DISPOSAL SYSTEM DESIGN LOT 8 55 'ASPINET , ROAD S. YARMOUTH G PREPARED FILE COP FOR: JOHN & CATHERINE COFRAN ` 14 WILLOW STREET , STOUGHTON, MA 02072 ?Il,J. C. 2.000 DATE: COMP. DESIGN: D. CRISPIN CHECK: ' D. CRISPIN DRAWN: K. HEALY FIELD: P.H. / A.D. FILE NO. 8126SEP.DWG DWG NO. 5135-03 ' SHEET 1 OF 1 JOB NO. 4-8126.001