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HomeMy WebLinkAbout17 Aunt Dorahs Lane - Sewage Disposal System DesignSOIL TEST PIT DATA: TEST PIT -##1- TEST PIT - 2 GRD. EL 82.4 GRD EL 80.8 EST HIGH GW N/A EST. HIGH GW N/A JUNE 4, 2003 I» TAMY TSU I my � 10YR 4 6" 10YI2 4 4 7" HIGH GROUNDWATER COMPUTATION -6 BASED ON TP#X 16»-,1ffYR...._. 15" DEPTH TO WATER(OR BOT. OF HOLE) XX EL - 81.0 EL = 79.5 INDEX WELL xx WATER LEVEL RANGE ZONE XX CURRENT DEPTHOINDEX WELL(12/00) -XX WATER LEVEL ADJUSTMENT XX DEPTH TO ADJUSTED HIGH WATER XX 60" M 10YUM R 6/4 D M 10YR 6UM /4 D NO G.WATER NO G.WATER INDICATES 132"132" Z ESTIMATED EL = 71.4 EL = 69.8 - SEASONAL HIGH DATE: DATE: GROUND WATER 6/4/03 6/4/03 INDICATES TEST BY: TEST BY: OBSERVED THE BSC GROUP, INC. THE BSC GROUP. INC. GROUND WATER WITNESSED BY: WITNESSED BY: INDICATES AMY VON HONE AMY VON HONE PERC. PERC. RATE: PERC. RATE: TEST 2 MIN./INCH -2 MIN./INCH SOIL EVALUATOR SOIL EVALUATOR INDICATES CRAIG FIELD CRAIG FIELD UNSUITABLE MATERIAL SOIL CLASS: SOIL CLASS: 1 1 L.T.A.R. L.T.A.R. 0.74 G.P.D./SQ.FT. 0.74 G.P.D./SQ.FT, DATUM: VERTICAL DATUM: ASSUMED BENCH MARK SET TAG BOLT ON HYDRANT ELEVATION 78.4 PROFILE: NOT TO SCALE EL.- A TOP FOUNDATION FIRST PIPE LENGTH CONCRETE COVERS TO WITHIN7 TO BE SET LEVEL EL= 78.9 6" OF FINISHED GRADE. FOR MIN. 2' FINISELI1 80.0DE H PVC SCH 40 �- 5 OUTLET�I_ DIST. BOX SEPTIC TANK INVERT ELEVATIONS: 1 " 5.2 SEPARATION BOTTOM OF HOLE J BASEMENT SLAB ELEVATION 79.0 A 4" INVERT AT BUILDING 77.75 B 4" INVERT AT SEPTIC TANK (IN) 77.55 C 4" INVERT AT SEPTIC TANK (OUT) 77.30 D 4" INVERT AT DIST. BOX (IN) 77.27 E 4" INVERT AT DIST. BOX (OUT) 77.10 F INVERTS AT LEACHING FACILITY: SIDE 20' Gy 4" INVERT AT BEGINNING MINIMUM LOT SIZE: 40,000 S.F. OF LEACHING CHAMBER 77.00 G BREAKOUT 77.5 ELEVATION AT BOTTOM NITROGEN SENSITIVE N0. OF OUTLETS 5 OF LEACHING CHAMBER 75.0 H NO GROUNDWATER Rr_ C OBSERVED 69.8 J DRY LOW POINT COMPANY AND MAINTAINING THE ACROSS STREET 58.2 THE STATE OF MASSACHUSETTS VARIANCES REQUESTED: TITLE 5: SECTION 15.203: DESIGN FLOW OF 220 GPD REQUESTED IN LIEU OF THE MINIMUM OF 330 GPD REQUIRED. A TWO BEDROOM DEED RESTRICTION IS TO BE RECORDED. TITLE 5: SECTION 15.214 (1')• DESIGN FLOW OF 220 GPD REQUESTED ON A 15,336± S.F LOT WITH THE USE OF ALTERNATIVE TREATMENT. �, Tu���ti i, SEPTIC TANK DETAIL: 1,500 GALLON LOCUS DISTRIBUTION BOX DETAIL: NOT TO SCALE LEACHING DETAIL: NOT TO SCALE PLAN REFERENCE: 242/35 7LPj 0: T W/MICROFAST 0.9 ZONING DISTRICT: R-40 SETBACKS: FRONT 30' 2 SIDE 20' Gy REAR 20' MINIMUM LOT SIZE: 40,000 S.F. NOT TO SCALE 15,336± S.F. OVERLAY DISTRICT: A.P.D. NITROGEN SENSITIVE N0. OF OUTLETS 5 ZONE: 225 FEMA FLOOD SIEVE </=6.0 Rr_ C 4. INLET AND OUTLET TEES TO BE SCHED. 40 PVC NOTES: 1. SEPTIC TANK SHALL BE STEEL TEES TO BE UNDER MANHOLE COVER.00 PANEL # FINISHED GRADE STRUCTION ACTIVITY WITH DIG -SAFE COMPANY AND MAINTAINING THE EXISTING UTILITY SYSTEM IN SERVICE. o0 0 0 00 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 o 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 o 0 0 0 0 0 0 0 0 THE STATE OF MASSACHUSETTS STATUTE CHAPTER 82, SECTION 409 AT TEL. 1-888-344-7233. THE REINFORCED CONCRETE. 5. RECOMMENDED MANUFACTURER-ROTONDO OR THEIR ACCURACY OR THAT ALL REMOVABLE 2" WALLS NOTES: 0 CONTRACTOR SHALL VERIFY SIZE, o i TO THE START OF CONSTRUCTION. 8. THIS SYSTEM IS NOT DESIGNED FOR 2. SEPTIC TANK TO WITHSTAND H-10 LOADING APPROVED EQUAL COVER A GARBAGE GRINDER IS NOT 0 3 UNITS °0 I ADVERSE IMPACTS TO THE LEACHING 3. ALL PIPE CONNECTIONS AND CONCRETE 6. BLOWER UNE AND VENT LINE TO SLOPE _.:FACILITY. a•• . , •a••.i •o••••i •a• •' 2" 9. EXITING INVERTS ARE TO BE CHECKED BY I 1. DIST. BOX TO WITHSTAND H-10 LOADING THE ENGINEER IS TO HE NOTIFIED OF HIGH DENSITY °° 50" 9.0' 657 Main Street, (RT. 28) Unit 6 W. Yarn outh Massachusetts 02673 CONSTRUCTION SHALL BE WATERTIGHT. CONSISTANTLY DOWNWARD r0 FAST UNIT PROJECT TITLE: a .v SYSTEM DESIGN PWB�maoc T UNLESS UNDER PAVEMENT, DRIVES OR LOADING 4" PVC 0° PIPE 00 POLYETHYLENE INFILTRATOR 3050 ° °0 11 PREPARED FOR: Mr. DAVID RYAN 68 CROWE'S PURCHASE ROAD 24" 4CAST IRON VENT (508) 398-5200 DATE: SEPTEMBER 11, 2003 COMP. DESIGN: K. HEALY TRAVELED WAYS WHEREIN H-20 00000 0 0 00 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 DWG NO. 5473-01 SHEET 1 OF 1 JOB NO. 4-8549.00 MANHOLE COVERS TO AIR BLOWER 15" SHALL APPLY. o 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 BROUGHT TO FINISH GRADE, BO MIN. 24'CI MH PRECAST CONCRETE r 6" L01TSSEPTIC 8" 2. PROVIDE INLET TEE OR BAFFLE WHERE 25.0' 12"MIN. 66" SLOPE aF PIPE ExcEEDs o.oB Fr./FT oRPLAN VIEW - LEACHING CHAMBERS TANK 12" MIN. e ee e ' eea era T IN PUMPED SYSTEM. 11'-0" "n'elB u� F4 L N 2" 3. FIRST TWO FEET OF PIPE OUT OF DIST. LOAM & SEED DISTURBED AREAS e! FAST UNI -e BOTTOM ON LEVEL � 6 MIN. 3 4" TO 10'-0" = T7 Ir STABLE BASE // BOX TO BE LAID LEVEL. 1 1/2" CF2USHED 3' MAX. C MPACTED FILL 36" MAXIMUM,12"MINIM M e 1B" F CROSS-SECTION 4. ALL PIPE CONNECTIONS AND CONCRETE e 3 -a 3" STONE BASE CONSTRUCTION SHALL BE WATERTIGHT. B6* WIDE AFFLE o o c 0°000° �00 00 00 3" LAYER 5. FILL ALL UNUSED KNOCKOUTS WITH MORTAR. _a 5'-1" PEASTONE INLET t) p OD HIGH 000 O O 5'-O. TEE 6'-1" 8 DENSITY 4'-5" 6" DIA. 4'-0"MIN. < 30 1 2" 30 24" 6'-0" ORIFICE pTM / EFFEC. �� p INFl�TRA OR 3050 Op p OUTLET DEPTH Q� LEACHING - iY 24" MIN.:- TEE 15 1/2" P 00 CHAMBER 00 t NN, e: -.e - a PRECAST DIST. ^\\ 3/4' 1 1/2" �a-::-t:.=...- e: ::=.:': _ . <:tr:.• ee::' ::i BOX BOTTOM ON LEVEL STABLE BASE baa 6" 28" 50" 28" WASHED STONE PLAN VIEW 6" MIN. 3/4" TO 9.0 1 1/2" STONE"' CROSS-SECTION VIEW I-1--{, PLAN VIEW CROSS-SECTION OF CHAMBER SPECIFICATIONS FOR THE SMITH & LOVELESS "MICROFAST 0.9" TREATMENT SYSTEM GENERAL: The Contractor shall furnish and install one (1) single home "FAST" treatment system complete with polyethylene enclosure, PVC filter media, blower assembly, draft tube assembly, sidestream attachment for recycle, discharge line assembly, controls, alarms, ventilation system, and all other appurtenances required for proper installation and operation. TREATMENT SYSTEM: The system shall be a single home "FAST" treatment system With a rated hydraulic capacity of up to 500 GPD as manufactured by Scienco/Fast of St. Louis, MO, equipped with waste recycle back to the settling zone of the septic tank for DENITRIFICATION. CONTROLS: Controls for the system shall be mounted in a NEMA 1 enclosure located within the basement of the residential dwelling, as noted on the plans, and shall be as detailed on the plans. The alarm system shall consist of visual and audible alarms to indicate failure of the blower assembly. The visual system consisting of both visual and audible alarms shall be wired into the system control. The location of these alarms shall be approved by the Owner and the Engineer. Each audible alarm shall be equipped with a silence switch for manual silencing of the alarm horn. "FASTTM" CHAMBER: The "FAST" system shall be situated in the septic tank of the systern, as shown on the drawings and specified herein. The "FAST" system and septic tank shall be delivered to the site as one unit. The Contractor shall provide coordination between the "FASTTM" system and septic tank suppliers with regards to fabrication of the septic tank, installation of the "FASTTM" system, and delivery to the site. ACCESS: access way to fast unit to be suitable to "FAST" contractor for purposes of maintenance. MAINTENANCE: System shall be maintained by contractor with qualified person. Maintenance and sample analysis reports shall be provided to the Board of healthP er "Provisional Use" approval DAN CIVIL CRAIG A. FIM N0.38039 FAST SYSTEM ACCESS: 18" C I MAN HOLES TO WITHIN 6 " OF F DIAMETER MANHOLE TO FINISH GRADE SEPTIC TANK PLANTING DETAIL ® FAST SYSTEM N.T.S D F.G. 80.0 LOT 20 / I ..I I i 118. 1486ro7'10" -78 - `78�� LOT 21 ` 15,336± S.F. LOT 22 � � I 1 III•:: I I i l i i 111 I I 89.0 21. ' 86.0 . .. I I I I l l I I 86. ... :::j � - - I I... PRqPO!�ED / OPO S 00 GARAGEL/ DRIVEWAY SLAB. i o/ ELE V86.6 _ _ / • : I W 11 PROPOSED I:I I I I I � lAll o, ! �^ 1 2 QEDROOM o f I I I I I l s DWELLING! I"/ ... •':I T.O.F. 86.6I I I 1 1 BASE. 79.0 11 1 1 1 1 1 ---- I... - I I 1 1 I 1 ! 1 A BL.Q A RM ' I::: ^/ T 43.1 lv I I I I! �1 I1 11 11 WW_ _ I"' I I I I I I 'Co 78.9 JW L 2 "- / :::i iil Illi gill IINIr 32.0' j 1 �#2 PROPOSE A. _il o f--• / R -RESEVE _._..J"D'1-- _"' 79.p 10'MIN - �� ;N,1 10 MIN � inI-- '10"W LI ITS OF EXCAVATI 116.62'�_� ' _SEE NOTES 5& 6i 1 r::.\ .PROPOSED'•h500 GALLON ` "781-- SEPTIC TANK WITH MICRO FAST 0.9 UNIT '77_`_ i I••- :,.I I I ! _�_ J� L.• ...I I I ' I NOTE: VENT FAST_ PLAN I VIEW THROUGH SCALE: 1' = :.I 20 20 FEET I•-- ... -� BENCHMARK SET Iy HYDRANT TAG BOLT 0 10 20 40 FT, ELEVATION 78.40 DESIGN CRITERIA: DESIGN FLOW: 2 BEDROOMS AT110G.P.B./D 220 G.P.D. REQUIRED SEPTIC TANK: 220 X 200% = 440 GAL. SEPTIC TANK PROVIDED: = 1500 GAL. SIZE OF LEACHING FACILITY REQUIRED: DESIGN PERC. RATE: <2 MIN./ INCH LONG TERM APPL. RATE 0.74 G.P.D/S.F. 220 GPD + 0.74 GPD/SF = 300 S.F. SIZE OF LEACHING FACILITY PROVIDED: USE HIGH DENSITY POLYETHYLENE LEACHING CHAMBERS(3 UNITS) 9'X2'X25' SIDEWALL = 2(9'+25') X 2' = 136 BOTTOM = 9' X 25' = 225 o S IS.F, I 361 S.F x 0.74 GPD/SF = 267GPD LOCUS PLAN: N❑ SCALE seri CI �eT LOCUS INFORMATION READ CURRENT OWNER: DAVID RYAN TITLE REFERENCE: 5488/112 PLAN REFERENCE: 242/35 ASSESSORS MAP: 136 PARCEL: 59 ZONING DISTRICT: R-40 SETBACKS: FRONT 30' 2 SIDE 20' Gy REAR 20' MINIMUM LOT SIZE: 40,000 S.F. EXIST. TOTAL LOT AREA: 15,336± S.F. OVERLAY DISTRICT: A.P.D. NITROGEN SENSITIVE PASS No. 100 ZONE: YES FEMA FLOOD SIEVE </=6.0 ZONE DISTRICT: C THE CONTRACTOR SHALL BE RESPON- PANEL # LOCUS PLAN: N❑ SCALE seri CI �eT 3 y� O� 02 READ 0 � C C Z O 17- DISPOSAL FACILITY ONLY. 2. ALL CONSTRUCTION METHODS AND t1 t=1 z Cl 2 O� d0 A 40 OR EQUAL � 2 2 X30 LOCATED WITHIN 150 FT. OF THE Q '�c/1 2 5. WITHIN LIMIT OF EXCAVATION REMOVE = TE DESCRIPTION O� 02 GENERAL NOTES: vii CONSTRUCTION OF THE SEWAGE DISPOSAL FACILITY ONLY. 2. ALL CONSTRUCTION METHODS AND MATERIALS SHALL CONFORM TO MASS. z z O� d0 OR TRAVELED WAY SHALL BE SCHEDULE 40 OR EQUAL � 2 2 X30 LOCATED WITHIN 150 FT. OF THE PROPOSED LEACHING FACILITY NOR '�c/1 N 5. WITHIN LIMIT OF EXCAVATION REMOVE Gy ?9I II TE 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 R 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 I ADVERSE IMPACTS TO THE LEACHING II _.:FACILITY. 9. EXITING INVERTS ARE TO BE CHECKED BY I THE CONTRACTOR PRIOR TO CONSTRUCTION THE ENGINEER IS TO HE NOTIFIED OF ANY FIELD CHANGES THAT MAY BE REQUIRED. lllIlitl BSC GROUP 657 Main Street, (RT. 28) Unit 6 W. Yarn outh Massachusetts 02673 508 778 5919 PROJECT TITLE: SEWAGE DISPOSAL SYSTEM DESIGN #17 AUNT DORAH'S 4 LANE YARMOUTHPORT MASSACHUSETTS PREPARED FOR: Mr. DAVID RYAN 68 CROWE'S PURCHASE ROAD WEST YARMOUTH MA 02673 (508) 398-5200 DATE: SEPTEMBER 11, 2003 COMP. DESIGN: K. HEALY CHECK: D. CRISPIN DRAWN: P. HAGIST FIELD: D. GAZZOLO / E. KEATING FILE NO. 8549-SEP.DWG DWG NO. 5473-01 SHEET 1 OF 1 JOB NO. 4-8549.00 M