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HomeMy WebLinkAboutEngineered Plans - Rev. 2015*Elevation Datum is NAVD-88. Site is Within 100yr SFHA 6g per FIRM 25001 CO588J 10'° W 102 1 N u' Zone AE, EI 11 S �S 03 10 cn w Survey�45-� os 5.6 0 Nail Util 6 O 5• SHS X14' wo Pole �_ -51 = Pump & Fill 4.7 __-was BENCH 10' 5.4 _ _ --=~; �, Septic Tank & MARK Abandon Leach Field 1 LOT 40A TOF ® EI. 6.2 Auger Hole '�r1�� + 4.6 3/10/11 1 ' 8414 SF (Floor CSD EI 2.8) 5.6-�Cy)I_;;� ; -___�. GW®-4.3'depth v 0.19 AC 5.6 t - Z =EI 0.3 Pipe Inv. N 4.8 t. X4.6 ® EI. 2.8 z a` cn O?eO und°b° 6' co e C Fou �ndation o �- 4.0 ' Proposed `n 5.6 5' 40mll PE Line 15' Fully Surroundi g 5.6 r (EI 3.4 to EL. 0 5.0 4.5 van P-ric Nt ONLY, clue to State and I ,cal septic ONLY due for at• and I ,• 4Heptic LOCAL APPROVAL REQUIRED SYSTEM DESIGN CAPACITY arian varian� 6 . Board oftica,tn review and approval is require,l�A any future IANCES FROM 310 CMR:15.21 1 :(1) - - additi«ns/renosations/alterations 1 Design Flow: 3 bedrooms @ 110 gal/day = 330 gal ScwaW fit'eilliitilees and/or structures/dweiling; 1.) Per 310CMR:15.405(1)(a): Dist. Between Property Line Septic Tank: 330gal. x 200% = 660 gal. ��r�outh.Neallh•1)0artment & S.A.S.: 10'Required, 5' & 5' Available Use: 1500 Gal. Septic Tank 44 --'&APPROVED 2.) Per 310CMR:15.405(1)(b): Dist. Between Garage Slab Leaching Facility: 6 Rows of 5 Infiltrator LowProfile Ch mbers & S.A.S.: 10 Required, 8.5 Available Proposed Area: 6 x 20 LF of Chamber x *4.73sf/If = 567 sf3.) .Per 310CMR:15.405(1)(b): Dist. Between Crawl Space Capacity: 567 sf x 0.66 gal/1 sf 7 z?/<f NAW6 g & S:A.S.: 20 Required, 15 Available *Per Mass.DEP Certification For General Use Date VARIANCES FROM 310 CMR:15.212: 1 b NOTE: Garbage disposal is not permitted with this design. 4. Per 310CMR:15.405(1)(h): Distance Between Bottom Of S.A.S & Hi dwater: 5'Re 4'Proposed *Elevation Datum is NAVD-88. Site is Within 100yr SFHA 6g per FIRM 25001 CO588J 10'° W 102 1 N u' Zone AE, EI 11 S �S 03 10 cn w Survey�45-� os 5.6 0 Nail Util 6 O 5• SHS X14' wo Pole �_ -51 = Pump & Fill 4.7 __-was BENCH 10' 5.4 _ _ --=~; �, Septic Tank & MARK Abandon Leach Field 1 LOT 40A TOF ® EI. 6.2 Auger Hole '�r1�� + 4.6 3/10/11 1 ' 8414 SF (Floor CSD EI 2.8) 5.6-�Cy)I_;;� ; -___�. GW®-4.3'depth v 0.19 AC 5.6 t - Z =EI 0.3 Pipe Inv. N 4.8 t. X4.6 ® EI. 2.8 z a` cn O?eO und°b° 6' co e C Fou �ndation o �- 4.0 ' Proposed `n 5.6 5' 40mll PE Line 15' Fully Surroundi g 5.6 r (EI 3.4 to EL. 0 5.0 4.5 5.2 T o -W obi °r°gslab � 1 Cou�d°tion a Concrete F Dr`�ewo`! 105.10' 1 S 78p3'10" W Hse #128 Pawkannawkut Test Hole: 2/21/02 Groundwater Found: E 1. 0.75 NGVC Adj. High GW Depth=E 1, 2.5* (1.4 -NAV SCALE: I" 20 Btm SAS © EI 6.5 (5.4-NAVD) 0' 20' 40' 60' *per Design Plai 5. EFP v co X CL W 0 M W s o f2 NOTES e ,1 4115 - - 1 N 1 0 11 4�.7 m 1 0 1 20 � 1 1 413 5.2 T o -W obi °r°gslab � 1 Cou�d°tion a Concrete F Dr`�ewo`! 105.10' 1 S 78p3'10" W Hse #128 Pawkannawkut Test Hole: 2/21/02 Groundwater Found: E 1. 0.75 NGVC Adj. High GW Depth=E 1, 2.5* (1.4 -NAV SCALE: I" 20 Btm SAS © EI 6.5 (5.4-NAVD) 0' 20' 40' 60' *per Design Plai 5. EFP v co X CL W 0 M W s o f2 NOTES e LOCUS n V_ LOCATION MAP Assessors Map 25 Parcel 46 Deed: Bk. 11104, Pg. 41 Plan: Bk. 186, Pq.33 1.) EXISTING SEPTIC TANK IS TO BE PUMPED AND FILLED. 2.) SYSTEM COMPONENTS ARE TO BE SET ON ASTABLE COMPACTED BASE. SEPTIC TANK AND PUMP CHAMBER ARE TO BE INSTALLED ON COMPACTED FILL 501E OR 6" OF CRUSHED STONE ON NATIVE SOIL. 3.) ALL COMPONENTS ARE TO MEET TITLE 5 MATERIAL AND CONSTRUCTION REQUIREMENTS. 4.) SEPTIC TANK, PUMP CHAMBER, AND DISTRIBUTION BOX ARE TO BE WATERTIGHT PER TITLE 5 REQUIREMENTS. 5.) UNSUITABLE SOILS, WHERE ENCOUNTERED, ARE TO BE REMOVED FOR 5' AROUND LEACHING AREA AND REPLACED W/ TITLE -5 FILL. 6.) FORCE MAIN IS TO BE CONTINUOUSLY SLOPED TO DRAIN BACK COMPLETELY INTO PUMP CHAMBER AT THE END OF EACH PUMP CYCLE. 7.) DESIGN ENGINEER IS TO CERTIFY SYSTEM INSTALLATION (ELEVATIONS & LOCATIONS) AND OPERATION PRIOR TO COVERING. 8.) DISTURBED AREA IS TO BE GRADED, LOAMED, AND SEEDED. GRADE TO PREVENT RUN-OFF ONTO ADJACENT LOTS. 9.) PERFORATED 1.5" LATERALS ARE TO BE PREPARED IN SHOP TO INSURE HOLE UNIFORMITY. USE 5/16" PERFORATIONS AT 3' SPACING. USE 6 PERFS. PER LATERAL. ALL PLASTIC BURS ARE TO BE CLEANED FROM HOLES AND PIPES. 10.) LATERALS ARE TO BE INSTALLED WITH PERFS. AT PIPE CROWN. 11.) LATERALS, MANIFOLD, AND FORCE MAIN ARE TO BE SLOPED TO DRAIN BACK INTO PUMP CHAMBER AT THE END OF PUMP CYCLES. Sh t: I SOC.,LLC 508-432-2878 941 MAIN STREET (RTE 28), HARWICH, MA SEPTIC SYSTEM DESIGN PLAN IN YARMOUTH Prepared For: George T Prior 124 Pawkanawkut Drive S. Yarmouth, MA PROJECT: 10- 130 SCALE: 1 " 20' 1 DA TE: 1/14/15 Rev: 7/14/15 5,1 N � n D LOCUS n V_ LOCATION MAP Assessors Map 25 Parcel 46 Deed: Bk. 11104, Pg. 41 Plan: Bk. 186, Pq.33 1.) EXISTING SEPTIC TANK IS TO BE PUMPED AND FILLED. 2.) SYSTEM COMPONENTS ARE TO BE SET ON ASTABLE COMPACTED BASE. SEPTIC TANK AND PUMP CHAMBER ARE TO BE INSTALLED ON COMPACTED FILL 501E OR 6" OF CRUSHED STONE ON NATIVE SOIL. 3.) ALL COMPONENTS ARE TO MEET TITLE 5 MATERIAL AND CONSTRUCTION REQUIREMENTS. 4.) SEPTIC TANK, PUMP CHAMBER, AND DISTRIBUTION BOX ARE TO BE WATERTIGHT PER TITLE 5 REQUIREMENTS. 5.) UNSUITABLE SOILS, WHERE ENCOUNTERED, ARE TO BE REMOVED FOR 5' AROUND LEACHING AREA AND REPLACED W/ TITLE -5 FILL. 6.) FORCE MAIN IS TO BE CONTINUOUSLY SLOPED TO DRAIN BACK COMPLETELY INTO PUMP CHAMBER AT THE END OF EACH PUMP CYCLE. 7.) DESIGN ENGINEER IS TO CERTIFY SYSTEM INSTALLATION (ELEVATIONS & LOCATIONS) AND OPERATION PRIOR TO COVERING. 8.) DISTURBED AREA IS TO BE GRADED, LOAMED, AND SEEDED. GRADE TO PREVENT RUN-OFF ONTO ADJACENT LOTS. 9.) PERFORATED 1.5" LATERALS ARE TO BE PREPARED IN SHOP TO INSURE HOLE UNIFORMITY. USE 5/16" PERFORATIONS AT 3' SPACING. USE 6 PERFS. PER LATERAL. ALL PLASTIC BURS ARE TO BE CLEANED FROM HOLES AND PIPES. 10.) LATERALS ARE TO BE INSTALLED WITH PERFS. AT PIPE CROWN. 11.) LATERALS, MANIFOLD, AND FORCE MAIN ARE TO BE SLOPED TO DRAIN BACK INTO PUMP CHAMBER AT THE END OF PUMP CYCLES. Sh t: I SOC.,LLC 508-432-2878 941 MAIN STREET (RTE 28), HARWICH, MA SEPTIC SYSTEM DESIGN PLAN IN YARMOUTH Prepared For: George T Prior 124 Pawkanawkut Drive S. Yarmouth, MA PROJECT: 10- 130 SCALE: 1 " 20' 1 DA TE: 1/14/15 Rev: 7/14/15 5,1 Use s.steel or plastic (120 lb tensile) pipe hangers © chamber connections F 4" Perf. Insp Port w/ V. 6.2 2' screw cap and lawn cover Cast Iron Covers At Grade Top Pipe EL 5.851 EL 2.3 I� 10" Eabel Co 5/ 16' Dra i n Filter - Hol e A-100 12 2' Check © 1500 Gal. (8x18) 1000 Gal valve d. Septic Tank Pump Chamber H10—Monolithic H10—Monolithic TEST HOLE I El. 5.3 Depth Horizon Texture Color Other 0-24" HTM Fill 24-30" B Loamy Medium Sand 7,5YR4 6 V. r. 30-60" Cl Medium Sand 10YR616 Loose 60-120-1 C2 1 Fine Sand 12,5Y512 I Loose GWE ® 74" (El. —0.8) Btm El. -4.7 Date : 10/21 /14 Performed By: Daniel P. Croteau, PE, SE481 Witness: Phil Renaud, HA FERC. TEST @ TH #1 C1 Layer, Btm Ca? 51 " Time Drop 2min 51 sec 12-9" 3min osec 9-6" DESIGN RATE= < 2 min /in SIEVE ANALYSIS C2 Layer = Uncompacted Class I Soil with 87.7% Sand Design Rate = 0.66 gpd/sf per DEP Guidelines (see accompanying sieve analysis) GROUNDWATER ADJ. Groundwater Found: E l: —0.8 Index Well: MIW-29, Zone A Adj. High GW Depth= EI. 1.4—NAVD (EI 2.5—NGVD*) *Regional High Water, per Health Dept. Use Clean Medium Sand: Between, Around and for 3' Above Chambers 1.5" Clean Out w/ screw cap Filter Fabric Top Pipe14. over system sand) /_EL 5.9 EL.7.0 ��o0 0000 000 o-cooc -E - �I 7" Flat = 2 Manifold 1.5 Lateral End Load Caps 2'Force 20'x 16' Stoneless 4 Main Low Profile Infiltrator Quick-4.plus Pressure Dose Chamber Field EL. AdJ. High GW 5/(6" Perforations In Pipe ;town SYSTEM PROFILE 6 Perfs. @ 3' On Center Not to sca l e * 2" Vent line from SAS to pump chamber not shown ** LATERALS, MANIFOLD, AND FORCE MAIN ARE TO BE SLOPED TO DRAIN BACK INTO PUMP CHAMBER AT THE END OF EACH PUMP CYCLE. Lawn Box 4" Screw Cap Perforated Pipe Chamber To Btm. of Chamber Use min.: 2— 3/8" Holes @ 2"vert. spacing INSP. PORT DETAIL 6"x8" Landscape (P.T.)Ties Horizontal Timber Ret. Wall *Use 4 Spikes or Lags per Tie Fa bjq S stem sand W O 0 a 0 a L.eaching ort PUMP NOTES m3r EO =3 CD 1) Submersible Pump —Meyer Co.:MW-50 NO' 2) 2" Force Main to drain back into 6"x8" Landscape (P.T.)Tiev pump chamber at the end of each Vertical Support Post pumping cycle. Use 5/16" Drain Hole following 2" Check Valve. (max. 8, spacing) 3) Alarm Panel — SJE Rhombus Tank Alert -1 4) Alarm is to be on a seperate circuit from the pump 5) Pump Sequance: a) Pump off EI —0.4 (1.5'Off Tank Btm.) b) Pump on EI 0.1 (2.0'Off Tank Btm.) c) Alarm on EI 0.6 (2.5'Off Tank Btm.) 6) Quick Diconnect Fitting to be installed on horizontal line of force main for use when servicing or removing pump. *Disconnect must be accessible from pump manhole without entering chamber. 7) Electrical Permit is required. Electric wiring is to be installed in conduit. " EL. 7.0 EL -5.4 EL. 2.0 min RET. WALL DETAIL - H aFASST oma' DANIEL eSG CROTEAU CIVIL N No. 46253 S ONAL G�a� Sh t: 20 f2 Sun Room o Dining Kitchen Garage Bedrm Room g � 07 BedrmBedrm Living Room FLOOR LAYOUT SAS LAYOUT DETAIL 1) All Piping is To Drain Back Into Pump Chamber at End of Pump Cycles 2) Use Clean Medium Sand Around and for 3" Above Chambers 3) Use Filter Fabric over System Sand 2"Force 2"vent line Main back to 2"Manifold pump chamber —_ 14, _w- 2 "C I ea n zi r` — Outs 2.5' 3' 1.5"Lateral Insp. --'Ports 3' 3' 2.5' �vvvvv_\5 "C I e a n 34 34 34 34 34 34 Outs --dEq 17' D Use 5/16" Perforations In Lateral Crown (6 Perfs. per Lateral @ 3' On Center) WA ORAN ENGINEERING ASSOC LLC 508-432-2878 941 MAIN STREET (RTE 28), HARWICH, MA SEPTIC SYSTEM DESIGN PLAN Sheet 2 124 Pawkonawkut Drive S. Yarmouth MA PROJECT: 10-130 Sht:2of2 DATE: 1/14/15 Rev: 7/14/15