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HomeMy WebLinkAboutEngineered Plans - 2017Wells not shown exceed 150' from the proposed SAS ® 2017 Moran Engineering Associates, LLC PROPOSED LEACHING FIELD 30.5' LONG BY 15.0' WIDE CUL TEC CONTACTOR 100HD CESSPOOL (S) -"- IP / Fnd ,,,�H OF hfj� MICHAEL \ S. LADUE No. 37580 49.0 �> r 0 BENCHMARK: EI. 49.4 P\K'1W (Assumed Datum) Top of SURVEY NAIL SCALE: 1'= 20' 0 20 40 60 SAS CONSTRUCTION DETAIL (N.T.S) *Set rows 1' apart. Cover entire field with Cultec 410 filter fabric. Backfill around & to top of chambers with clean Title -5 fill. Provide 4 inspection ports, to grade, with irrigation control box covers. -1 1500 -GALLON VK (H-20) 1000 -GALLON fSER (H-20) �,. 15' yi 3' 3' 3' 3' Laundry Bath Kitchen & Util. Living Dining Rm Rm tion tyP-) Bedrm I Bath I Bedrm I Bedrm I Bedrm I 1 ST FLOOR 2ND FLOOR EXISTING FLOOR LAYOUT N.T.S. LOCAL APPROVAL REQUIRED VARIANCES FROM 310 CMR: 15 221 • (7) 1.) Per 310 CMR15.405(1)(b): Increase in Depth of Septic Tank & Pump Chamber — Maximum of 72". 48"f proposed. *H-20 Components, Access Risers and 4" Venting Provided Deed: Book 8625, Page 258 Plan: Book 25, Page 47, Lot 146 LEGEND Existing Building Existing Edge of Driveway -- OHU - Existing Overhead Utility Lines I' Existing Utility Pole Existing Lamp Post - — - W — Existing Water Line *U° Existing Water Shut-off - — - G - — Existing Gas Line 0 o OExisting Existing Fence Line Catch Basin Septic Test Hole 50 Existing Contour 52.7 Existing Spot Elevation Existing Cesspools p TB = 1 -Cu. Ft. Thrust Block SITE AND SEWAGE PLAN -------- 41 Maine Avenue West Yarmouth, MA PREPARED FOR: June Goodman 22-366 1 1 of 2 7/25/2017 1 17-175 Moran Engineering Associates, LLC 941 Route 28 — PO Box 183 South Harwich, MA 02661 508-432-2878 EFFLUENT FILTER - ALARM TOP Or FgltiDAlION EL.5235 COVER TO BE WITHIN 6' OF GRADE I ' EL.47.2* • 4' SCH. 40 P.V.C. . a 0.02 MIN. EL 46.6* 10" � . EL 46.0 � 1,500 �'`'i•. '.. GALLON 10' t 1. Replace Orangeburg sewer bads to original cast iron or PVC as needed. 2. Provide two-way sweep with 4' PVC dean out cap (C/0) to grade between foundation and proposed septic tank. Installimga(ion control box cover over C/O. ELEV. 49.5 49.0 46.7 38.7 C TANK PROPOSED PUMP CHAMBER POWER SUPPLY FOR - MANHOLES VATH COVERS TO GRADE TO BE LOCATED OVER PUMP FLOATS, & ALARM PIPE UNION FOR MAINTENAMCE PURPOSES. COVERS ARE REQUIRED TO BE LOCKING OR BOLTED TO RISERS. £L. EFFLUENT FILTER SEPARATE ELECTRIC LINES Zabel A1OO- 8 x 18 TO PUMP AND FLOATS W1 FILTER ALARM EL47.0* SEPTIC TANK NOTES 1. Extend inlet tee 10' min. below flow line. Install effluent filter Zabel A100 8 x 18. 2. Provide 20" manholes over inlet and outlet with readily removable impermeable covers. 3. Install access port over inlet with precast concrete or equivalent watertight riser within 6' min. of final grade. Install bolted steel cover to grade over outlet DEEP HOLE LOGS DATE: 9/29/16 DEEP OBERVA71ON HOLE i 1 TEST BY DARREN MEYER TIME: 2:00 1.40 P.V.L. 5 =0,01 MIN. 450 - GALLON EMERGENCY CAPACITY 20' ABOVE ALARM EL. 45.8 AjHCONTROL FLOAT (Typ)-- EL. 45.7 CHECK VALVE (Typ) HOIST CHAIN-� rrrom Surface HOR• TEXTURE (MUNS£LL) STRUCTURE MOTTLLING CONSISTENCY, OTHER 6' A Loamy Sand IOYR 32 NO 33' B Loamy Sand 10YR 6/6 NO 13T C Medium Sand 2.5Y 614 NO Bot. of Perc: 50" (C) RA 7E. < 2 MIN ANCH, CLASS I SOIL. LOADING RATE: 0.74 GPD/SF WITNESS: Amy Von Hone, Yarmouth Health Department NOT TO SCALE USE 1000 -GALLON PUMP CHAMBER PUMP: USE MYERS SRM -0 ALARM IN HOUSE ON SEPARATE CIRCUIT CYCLES REQUIRED PER DAY = 4 DOSE VOLUME PER CYCLE REQUIRED =112 GALLONS DOSE VOLUME PER CYCLE PROVIDED =112 GALLONS "D" BOX LEACH FACILITY4" PVC VENT NTH DOME FILTER REQUIRED Irrigation CULTEC CONTACTOR 10OHD Control Box 4' PVC PULL CAP. END PLUG OR CLEANOUT. EL. 51. 4' SCH. 40 PVC OR "D" BOX NOTES 1. When system is dosed or slope of inlet pipe exceeds 0.08'/11. install inlet tee art -off one inch above outlet invert. 2. Install outlet pipes level 2 feet minimum. 3. Provide a minimum sump of 6" below outlet invert. 4. Install access port over "D" Box with precast concrete or equivalent watertight riser within 6" min. of final grade. DESIGN 1. REQUIRED FLOW ® BEDROOMS X 110 GPD/B.R.440 GPD 2. SEPTIC TANK CAPACITY 440 GPD X 2.0 = 880 GPD USE: 1500 -GALLON SEPTIC TANK (H-20) USE: 1000 -GALLON PUMP CHAMBER (H-20) 3. LEACH FACILITY DESIGN: (4 CHAMBERS X 7.5' / CHAMBER) + 0.5' LENGTH ADJUSTMENT = 30.5 LF PER ROW 30.5 LF X 5.0 SF/LF =152.5 SF 152.5 SF X4 ROWS =610 SF 610 X 0.74 GPD/SF = 451.4 GPD 451.4 GPD PROVIDED > 440 GPD REQUIRED USE: (4) ROWS OF 4 - CULTEC CONTACTOR 10OHD CHAMBERS. SET ROWS T APART COVER ENTIRE FIELD WITH CULTEC 410 FILTER FABRIC. BACKFILL TO TOP OF CULTEC'S WITH A CLEAN SAND. SEE CONSTRUCTION DETAIL ON SHEET 1. CONSTRUCTION NOTES 1.) Contact office (508) 432-2878 a minimum of 49 -HO URS prior to start of project. 2.) Replace orangeburg sewer line back to original cast iron or PVC as needed. Install two-way sweep with 4" PVC clean out to grade between foundation and proposed septic tank. Cover clean out with control box cover. 3.) Designer is to confirm laundry flow to new septic system at the time of system installation. 4.) Locate, pump and remove existing cesspool(s) in front yard area. Contractor to confirm if an over -flow system existis. 5.) One cubic foot of thrust blocking (TB) is required at all force main angle points. 6.) Raise septic tank and pump chamber outlet covers to grade with poly covers bolted to riser or steel covers and rings. Raise septic tank inlet cover, pump chamber inlet cover and distribution box cover to within 6" of finished grade. Leaching field requires four (4) inspection ports with irrigation control box covers to finished grade. 7.) Septic tank inspections: Effluent filter with smart alarm (to be located within the dwelling). 8.) Pump chamber: Extend inlet tee to within 1.0' of the floor of the chamber. Alarm controls are not to be connected to the pump force main. Alarm controls are to be on a separate hanger or pole. 2" force main to exit through outlet riser. Pump chamber is required to be water tested with Health Department and designer present. All electrical lines are to be set in conduit. 9.) Backfill SAS with Title 5 clean granular sand (15.255 (3)). Backfill, loam and seed construction impact areas. A final grade inspection is required. INSPECTION PORTS -4 - FILTER FABRIC 7.5' EACH UNIT (INSTALLED) f l 30.5' LENGTH INSTALLED CULTEC CROSS SECTION NATIVE SOIL-, Lawn Box 4" Pull Cap FILTER Chamber Perforated Pipe To Bt.. of Chamber Use min.: 2- 3/8' Holes O 2' vert.spaang INSP. PORT DETAIL 6" 12.5" INVERT I 7.5' EL 38.7 BTTM. DRY TEST HOLE NOTES FOR CULTEC 1.) Must be a CerLCultec Installer. 2.) Cultec No. 410 Filter Fabric or equal AT INVERT approved by Cultec required. GENERAL NOTES 1.) ALL SYSTEM COMPONENTS SHALL BE INSTALLED IN ACCORDANCE W/ITTLE 5 OF THE SANITARY CODE & ANY APPLICABLE REGULATIONS. 2.) PRIOR TO BACK FILLING THE INSTALLATION, THE DESIGNER & HEALTH AGENT SHALL'BE NOTIFIED FOR " INSPECTION. 3.) ANY ALTERATIONS OF THIS DESIGN MUST BE APPROVED BY THE DESIGNER & BOARD OF HEALTH, IN WRITING. 4.) SYSTEM IS NOT DESIGNED FOR A GARBAGE GRINDER. 5.) THE INSTALLER IS TO VERIFY THE LOCATION(S) OF UTILITI[ES, CESSPOOL(S) AND SEWER INVERTS; PRIOR TO CONSTRUCTION. 6.) ALL UNSUITABLE MATERIAL WITHIN 5 FT. IN ALL DIRECTIONS FROM THE SOIL ABSORPTION SYSTEM SHALL BE REMOVED & REPLACED W/CLEAN, COARSE SAND. 7.) ALL FELL MATERIAL UTILIZED FOR THE SOIL ABSORPTION SYSTEM SHALL BE CLEAN,,COARSE SAND FREE FROM DELETERIOUS MATERIAL AND SHALL HAVE A PERCOLATION RATE OF LESS THAT 2 MIN.;fN. BEFORE & AFTER PLACEMENT. 8.) EXISTING CESSPOOL(S) TO BE PUMPED AND BACK FILLED PER TITLE 5 ABANDONMENT PROCEDURES. 9.) DURING INSTALLATION, THE CONTRACTOR IS RESPONSIBLE TO PROVIDE A SAFE EXCAVATION AREA. 10.) GROUND COVER OVER SEPTIC SYSTEM COMPONENTS SHALL NOT EXCEED 36". 11.) ALL GRAVITY SEWER PIPE SHALL BE 4" DIA. SCH 40 PVC UNLESS OTHERWISE NOTED. THE MINIMUM SLOPE OF 4" DIA. SCH 40 PVC SHALL NOT BE LESS THEN 0.01 FT/FT. 12.) WHEREVER SEPTIC LINES CROSS WATER SERVICE LINES OR WHEN WATER SERVICE DINES COME WITHIN 10' OF THE PROPOSED S.A.S.- PIPES SHALL BE CLASS 150 PRESSURE PIPE & SHOULD BE PRESSURE TE§TED TO ASSURE" WATER TIGHTNESS. COORDINATE WITH LOCAL WATER DEPARTMENT. 13.) PLACE MAGNETIC MARKING TAPE OVER ALL COMPONENTS. 51TE AND 5EWAGE PLAN SUMBCT 41 Maine Avenue" ._- West Yarmouth, MA PREPARED FOR June Goodman 22-366 2 of 2 DATE: PROJECT: 7/25/2017 17-175 'Moran Engineering Associates, LLC 941 Route 28 - PO Box 183 South Harwich, MA 02661 508-432-2878 ��"IrVWNHOLE MIN. 9' COVER 4• SCH. 40 P.V.C. MAX 36' COVER = E�)JE]� EL. 47.2* 2" PVC EL. 45.7 OUTLET EL. 46.8 M 213' - ALARM LEVEL EL. 46.7 23' - PUMP ON 18' - PUMP OFF EL 46.2 SUMP 75'f 8'moxf "D" BOX NOTES 1. When system is dosed or slope of inlet pipe exceeds 0.08'/11. install inlet tee art -off one inch above outlet invert. 2. Install outlet pipes level 2 feet minimum. 3. Provide a minimum sump of 6" below outlet invert. 4. Install access port over "D" Box with precast concrete or equivalent watertight riser within 6" min. of final grade. DESIGN 1. REQUIRED FLOW ® BEDROOMS X 110 GPD/B.R.440 GPD 2. SEPTIC TANK CAPACITY 440 GPD X 2.0 = 880 GPD USE: 1500 -GALLON SEPTIC TANK (H-20) USE: 1000 -GALLON PUMP CHAMBER (H-20) 3. LEACH FACILITY DESIGN: (4 CHAMBERS X 7.5' / CHAMBER) + 0.5' LENGTH ADJUSTMENT = 30.5 LF PER ROW 30.5 LF X 5.0 SF/LF =152.5 SF 152.5 SF X4 ROWS =610 SF 610 X 0.74 GPD/SF = 451.4 GPD 451.4 GPD PROVIDED > 440 GPD REQUIRED USE: (4) ROWS OF 4 - CULTEC CONTACTOR 10OHD CHAMBERS. SET ROWS T APART COVER ENTIRE FIELD WITH CULTEC 410 FILTER FABRIC. BACKFILL TO TOP OF CULTEC'S WITH A CLEAN SAND. SEE CONSTRUCTION DETAIL ON SHEET 1. CONSTRUCTION NOTES 1.) Contact office (508) 432-2878 a minimum of 49 -HO URS prior to start of project. 2.) Replace orangeburg sewer line back to original cast iron or PVC as needed. Install two-way sweep with 4" PVC clean out to grade between foundation and proposed septic tank. Cover clean out with control box cover. 3.) Designer is to confirm laundry flow to new septic system at the time of system installation. 4.) Locate, pump and remove existing cesspool(s) in front yard area. Contractor to confirm if an over -flow system existis. 5.) One cubic foot of thrust blocking (TB) is required at all force main angle points. 6.) Raise septic tank and pump chamber outlet covers to grade with poly covers bolted to riser or steel covers and rings. Raise septic tank inlet cover, pump chamber inlet cover and distribution box cover to within 6" of finished grade. Leaching field requires four (4) inspection ports with irrigation control box covers to finished grade. 7.) Septic tank inspections: Effluent filter with smart alarm (to be located within the dwelling). 8.) Pump chamber: Extend inlet tee to within 1.0' of the floor of the chamber. Alarm controls are not to be connected to the pump force main. Alarm controls are to be on a separate hanger or pole. 2" force main to exit through outlet riser. Pump chamber is required to be water tested with Health Department and designer present. All electrical lines are to be set in conduit. 9.) Backfill SAS with Title 5 clean granular sand (15.255 (3)). Backfill, loam and seed construction impact areas. A final grade inspection is required. INSPECTION PORTS -4 - FILTER FABRIC 7.5' EACH UNIT (INSTALLED) f l 30.5' LENGTH INSTALLED CULTEC CROSS SECTION NATIVE SOIL-, Lawn Box 4" Pull Cap FILTER Chamber Perforated Pipe To Bt.. of Chamber Use min.: 2- 3/8' Holes O 2' vert.spaang INSP. PORT DETAIL 6" 12.5" INVERT I 7.5' EL 38.7 BTTM. DRY TEST HOLE NOTES FOR CULTEC 1.) Must be a CerLCultec Installer. 2.) Cultec No. 410 Filter Fabric or equal AT INVERT approved by Cultec required. GENERAL NOTES 1.) ALL SYSTEM COMPONENTS SHALL BE INSTALLED IN ACCORDANCE W/ITTLE 5 OF THE SANITARY CODE & ANY APPLICABLE REGULATIONS. 2.) PRIOR TO BACK FILLING THE INSTALLATION, THE DESIGNER & HEALTH AGENT SHALL'BE NOTIFIED FOR " INSPECTION. 3.) ANY ALTERATIONS OF THIS DESIGN MUST BE APPROVED BY THE DESIGNER & BOARD OF HEALTH, IN WRITING. 4.) SYSTEM IS NOT DESIGNED FOR A GARBAGE GRINDER. 5.) THE INSTALLER IS TO VERIFY THE LOCATION(S) OF UTILITI[ES, CESSPOOL(S) AND SEWER INVERTS; PRIOR TO CONSTRUCTION. 6.) ALL UNSUITABLE MATERIAL WITHIN 5 FT. IN ALL DIRECTIONS FROM THE SOIL ABSORPTION SYSTEM SHALL BE REMOVED & REPLACED W/CLEAN, COARSE SAND. 7.) ALL FELL MATERIAL UTILIZED FOR THE SOIL ABSORPTION SYSTEM SHALL BE CLEAN,,COARSE SAND FREE FROM DELETERIOUS MATERIAL AND SHALL HAVE A PERCOLATION RATE OF LESS THAT 2 MIN.;fN. BEFORE & AFTER PLACEMENT. 8.) EXISTING CESSPOOL(S) TO BE PUMPED AND BACK FILLED PER TITLE 5 ABANDONMENT PROCEDURES. 9.) DURING INSTALLATION, THE CONTRACTOR IS RESPONSIBLE TO PROVIDE A SAFE EXCAVATION AREA. 10.) GROUND COVER OVER SEPTIC SYSTEM COMPONENTS SHALL NOT EXCEED 36". 11.) ALL GRAVITY SEWER PIPE SHALL BE 4" DIA. SCH 40 PVC UNLESS OTHERWISE NOTED. THE MINIMUM SLOPE OF 4" DIA. SCH 40 PVC SHALL NOT BE LESS THEN 0.01 FT/FT. 12.) WHEREVER SEPTIC LINES CROSS WATER SERVICE LINES OR WHEN WATER SERVICE DINES COME WITHIN 10' OF THE PROPOSED S.A.S.- PIPES SHALL BE CLASS 150 PRESSURE PIPE & SHOULD BE PRESSURE TE§TED TO ASSURE" WATER TIGHTNESS. COORDINATE WITH LOCAL WATER DEPARTMENT. 13.) PLACE MAGNETIC MARKING TAPE OVER ALL COMPONENTS. 51TE AND 5EWAGE PLAN SUMBCT 41 Maine Avenue" ._- West Yarmouth, MA PREPARED FOR June Goodman 22-366 2 of 2 DATE: PROJECT: 7/25/2017 17-175 'Moran Engineering Associates, LLC 941 Route 28 - PO Box 183 South Harwich, MA 02661 508-432-2878