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HomeMy WebLinkAboutSDP202000065 Easements 2020-10-05kn Sewage Disposal System Design00 _o M THIS PLAN IS BEING SUBMITTED UNDER PROVISION 32.1-163.6 OF THE CODE OF VIRGINIA AND DOES NOT POSE A GREATER RISK OF MALFUNCTION AS DEFINED IN THE SHDR 350 THAN CURRENT REGULATORY DESIGNS. TM 58A2-14, 58A2-20 TBD Ivy Rd. Charlottesville, VA 22903 0.87 Acres Under Contract By: BMC Holdings, LC 400 Locust Ave., Suite 3 Charlottesville, VA 22902 875 gallon per day system 2 x 1500 Gallon Septic Tank with Effluent Filter 2500 Gallon Flow Equalization Tank 2 x Aqua Safe 600 EZ Top Aerobic Treatment System 1500 Gallon Pump Tank 20 ft x 66 ft Flow Pressure Pad Dispersal Design Soil Rate: 45 min/in @ 48" - 96" TU Effluent Quality with BMP TN Page of o, Specifications 2 to 3 ������-H o Site Plan 4CA Septic Tank Details 5 p MICHAEL F. CRAUN LICENSE No. FE Tank Details 6 o3sas9 Aqua Safe Details 7°FS ��� E Treatment Plant Layout g S/ONA L 0\ > LPD Pump Tank 9 N Z Dispersal Details 10 Old Dominion Engineering 2036 Forest Drive Waynesboro, Va 22980 Phone: (540) 942-5600 email: olddomeng@ntelos.net General 1. Modifications or substitutions to the specified equipment or layout must be approved by the engineer. 2. The contractor should inspect the site prior to submitting an estimate to the owner. Any potential conflicts should be reported to the engineer. By submitting an estimate the contractor indicates that he has investigated the site and has found no discrepancies with the plans and specifications. 3. A preconstruction conference is mandatory before starting installation of the system. Contact engineer to discuss important aspects of installation. The engineer will not certify the system at the final inspection unless a preconstruction conference is done prior to installation. 4. A final inspection is required - The installation must pass inspection by the engineer. Notify the engineer of the planned inspection date in advance. Prior to final inspection the contractor should shoot all invert elevations and take as -built triangulation measurements. The contractor shall provide as -built measurements to all components of system to the engineer at the final inspection. The OWNER is responsible for paying the engineer's inspection fees. 5. If adverse subsurface conditions are encountered (rock, groundwater, utilities, etc.) contact the engineer. 6. If site conditions vary contact the engineer. 7. The contractor is responsible for maintaining all set back distances as required by local ordinances and health department and payment for all inspections by health department. 8. Installation shall be in accordance with Virginia Department of Health Sewage Handling and Disposal regulations and in accordance with erosion and sediment control guidelines. 9. A separate Project Manual contains calculations, equipment cut sheets, etc. A separate package contains AOSE soil information. 10. Notify "MISS Utility" prior to excavation. Operation and Maintenance I "the owner is required to hire a licensed operation and maintenance provider for this onsite waste treatment system. The owner is required to record a document provided by VDH which specifies the requirement for operation and maintenance before an operation permit can be issued. 2. The Engineer has provided an Operation and Maintenance manual for the owner. It is located in the project manual. The engineer shall provide to the owner the inspection report and as -built sketch at the completion of the project. The owner shall keep the Plans, Project manual, and Inspection report for future operation and maintenance. 3. The contractor shall provide to the Engineer the installation instructions and maintenance manuals of all approved substituted components. 4. The contractor shall provide to the owner all warranties and manufacturer information and operation and maintenance manuals for all components. Gravity Sewer/Effluent Main/Force Main 1. Gravity sewer from the building to the septic tank is existing/new SCH 40 4" sewer. Cleanouts every 50'. 2. Effluent mains shall be 4" SCH 40 PVC and have a slope of 6" per 100' minimum. 3. Force main and pressure piping shall be 2" SCH 40 PVC. 4. Bed and backfill pipe in stone dust under parking lot. Tanks 1. If rock is encountered in the tank hole then tank shall be bedded with 8" #68 stone. Tank shall be backfilled in layers with sufficient compaction (> 95% compaction) to avoid settling. Backfrll material shall be free of debris and large stones. 2. Tank shall be backfilled in layers with sufficient tamping to avoid settling. Backfill material shall be free of debris and large stones 4 Septic Tanks 1 and 2 1. Septic Tank 1 - New 1500 gallon mid seam concrete. The tank and all seams shall be waterproof. 2. Septic Tank 2 - New 1500 gallon mid seam concrete. The tank and all seams shall be waterproof. 3. The access port on the inlet/outlet end of all tanks shall have a 24" waterproof riser. The riser shall be cast in place. risers shall extend 2" above final grade and shall be covered at the surface with a plastic, lockable, watertight lid (EZ set or approved equal). The risers shall be 24" in diameter. H2O TRAFFIC RATED TANKS, RISERS, AND LIDS IF TANKS ARE IN PARKING LOT. 4. Zabel A300 12x20-VC effluent filter on all tanks. Flow Equalization Tank 1. 2500 gallon concrete mid seam pump tank as flow equalization tank. The tank and all seams shall be waterproof. The contractor shall provide tank dimensions to Engineer. 2. Inlet to tank shall have a 4" SCH 40 PVC Sanitary TEE. 3. Effluent port # 1 to be installed on pump line per plan. The effluent port shall be easily accessible. Crack ball valve for siphon relief 4. Flow Equalization tank shall have access manhole on the outlet ends. The risers shall extend 2" above final grade and shall be covered at the surface with a plastic, lockable, watertight lid (EZ set or approved equal). The risers shall be 24" in diameter. H2O TRAFFIC RATED TANKS, RISERS, AND LIDS IF TANKS ARE IN PARKING LOT. Flow Equalization Tank Time Dose Pump 1. Zoeller Effluent Turbine Submersible Pump IN 140 "Flow -Mate" non -automatic). Pump shall deliver 50 gpm @ 29.5 ft. Pump operation is to be controlled by timer. All electrical connections shall be hardwired in the waterproof junction box. Use waterproof wirenuts. 2. Install 3/16 vent hole location before check valve per Zoeller recommendation 3. Motor control shall have a manual over ride switch. 4. Pump controller and alarm shall be Orenco MVP Sl/2 DM. Alarm to be audiovisual. 5. Floats to be installed on a PVC float tree secured to the riser. a. Redundant Off - 8" (Oren Type A No substitutions) b. Timer On and Off- 12.5" (Oren Type A, No substitutions) c. Override Timer On/Off- 49.5" (Oren type A No substitutions) d. High Level Alarm - 60.5" (Oren type A No substitutions) e. Use V Orenco Float Collars (no Substitutions) f Neatly coil up extra float wiring - DO NOT CUT. Follow color coating in splice box. Controller Panel for Pumps Flow Equalization 1) Control panel shall be Orenco MVP S 12 DM. Alarm to be audiovisual. Motor control shall have a manual over ride switch. All electrical connections shall be hardwired in a waterproof junction box. Orenco information in Project manual. a) Control panels shall be mounted adjacent to the flow equalization tank on a pressure treated panel board at 48" above finished grade. Contact engineer for location. T hOF� � H o n MICHAEL F CRAUN LICENSE NO. q 0368,9 ASS/aNA L EN��� b) Remove terminal link 3 to 4. c) Timer Setting for Flow Equalization Pump (1) High Level Alarm Delay - 15 minutes (2) Timer Off Time -1:58 his (3) Timer On Time - 1:28 min, (72.9 gallon per dose @ 50 GPM, 875 gallons per day) (4) Override Timer Off -1:58 his (5) Override Timer On - 1:28 min, (72.9 gallon per dose @ 50 GPM, 875 gallons per day) (6) Minimum Override Time - 48 hours (7) Timer setting may need to be adjusted after a pump drawdown test. Project Notes/Specifications W A b O 2 1318085 Aerobic Treatment Unit 1. 2 x Aqua Safe Aerobic Treatment Unit AS 600 EZ Top by Ecological Tanks Inc. shall be installed. The tank and all seams shall be waterproof. This tank is fiberglass and contains one chamber. The unit contains the aerobic treatment tank. 2. Aerobic Treatment Unit Control Panel - ETI 202. Panel to control ATU and Pump time dosing. 3. Installation guide for Aqua Safe is attached. 4. Tank shall be placed level on firm, natural soil. Where rock or adverse conditions are present, tank shall be placed on six inches of stone. 5. Tank shall be backfilled in layers with sufficient tamping to avoid settling. Backfill material shall be free of debris and large stones. 6. Blower control panel is integrated into control panel board. 7. Contractor should be a certified Aqua Safe installer or perform work under direction of Aqua Safe representative and start certification process. 8. Pump station piping shall be glue or screw fittings, no compression fittings permitted. Piping to be pressure type with pressure type fittings chemically fused. 9. Aqua Safe representative: Archie Amolds 434-842-1851. Miscellaneous 1. Polylok 20" distribution box for splitter to ATU. a. 20" riser to surface with lockable lid b. Adjustable flow weirs on outlet pipes LPD Dose Pump Tank 1. New 1500 gallon, precast, mid seam concrete pump tank shall be used (minimum liquid level = 56" inlet). The tank and all seams shall be waterproof The tank and all seams shall be waterproof. Contractor to provide engineer gallons per inch at final inspection. 2. Pump - Orenco PF500511 High Head Pump - Pump shall deliver 50 gpm @ 40 ft. 3. Install pump in Orenco Flow Sleeve (UFI-4). 4. Float Settings a. High Level Alarm -43" b. Pump On - 37" c. Pump Off- 30" d. Redundant Off= 24" e. Float switch - Orenco Type A (NO Substitutes) f. Pre -built PVC float tree or custom made PVC float tree i. Use 1" Orenco Float Collars (No Substitutes) 5. Secure force main to tank riser with torque arrestor or adequate strapping to minimize pump and force main shaking at pump initial. 6. Tank shall be placed level on firm, natural soil. Where rock or adverse conditions are present, tank shall be placed on six inches of stone. Tank shall be backfilled in layers with sufficient tamping to avoid settling. Backfill material shall be free of debris and large stones. 7. The access port on the outlet end shall have a waterproof riser attached to provide access to the pump. The riser shall be cast in place or attached to the tank with bolted, watertight joint. Riser shall reach the surface and shall be covered at the surface with lockable, watertight lids. 8. Pump station piping shall be glue or screw fittings, no compression fittings permitted. Piping to be pressure type with pressure type fittings chemically fused. Controller Panel for Drainfield Dose Pump w 1. Control panel shall be Orenco MVP S 1/2 DM. Alarm to be audiovisual. Motor control shall have a manual ^ram• /1 over ride switch. All electrical connections shall be hardwired in the waterproofjunction box. Orenco information in Project manual. 2. Remove Terminal Link 3 to 4. Set to Demand Dose. 3. Coordinate with owner/engineer for panel location. Miscellaneous 1. Valve boxes for VBl and V132 shall be 6" diameter valve boxes (stack as needed for required cover). LPD, Pad 1. Traffic on pad shall be limited - avoid driving over or running heavy equipment on the drip field. Drip field shall be flagged or fenced. DO NOT INSTALL DURING WET, ICY, OR SNOWY WEATHER DO NOT INSTALL WHEN PAD AREA IS WET. 2. No equipment traffic in excavated pad area. 3. Pad: 20' wide x 66' long. Bottom of pad shall be level. 4. 48"- 96" deep (approximate). 5. 12" of gravel (TOTAL). GRAVEL TO BE COVERED WITH FILTER FABRIC. 6. Miscellaneous a. Valve boxes for VBI and V132 shall be 6" diameter valve boxes (use 6" live for valve box extender). O 7. Manifold a. Lateral 1 to 4 -2" SCH 40 PVC 8. Piping a. 4lines b. 66' long c. 5 foot on center minimum d. 9" gravel beneath centerline of laterals. 3" of gravel above centerline of laterals O e. 4.0' of head in each lateral. f. Piping shall be 1 %4" SCH 40 PVC. g. Lateral 1-4 - 13 holes each (52 total) h. Holes are 3/16" diameter and shall be drilled longitudinally every 5'. The first hole is to be drilled Y from the pad edge. Holes face downward. O t�, i. Throttling valves shall be 1 '/.° ball valve SCH 40 installed on each lateral in a 6" valve box g ? j. Riser pipes shall be installed at the end of each line with a screw in top in a 6" valve box. Risers o v MICHAEL F. C shall terminate 6" from ground surface. O The low pressure laterals will require adjustment to equalize pressures in all laterals. This will LICE $E N 0. k. require the installation of temporary risers (1 '/4" in diameter) at least 4 feet above the Ipd lateral. 016859 Adequate water in the pump tank will be needed to balance the system and calibrate the time PO F� dosing system. A water truck may be required to refill tank. After pressure equalization, the con tor have remove the emporary risers and anent s, and valve ASS/C NA ENboxes. The contractorcancan propose talternate ways of alancing the system at the preconstrulion conference. j END OF SPECIFICATIONS J Project Notes/Specifications 131gog5 Notes: 1. Exact location of Aqua Safe will vary based upon topography and landscaping. 2. Provide Engineer with proposed as -built triangulation measurements at preconstruction conference. 3. Before pricing system installation, the contractor shall inspect the site and verify dimensions, elevations, and layout of system. 4. Separation distance between building and septic tank, pump tank, header line or force main: 10' - when located below basement floor 20' - when located above basement floor 5. 5' separation distance between property line or easement from any septic or dripfield component 6. Bed and backfill piping in stone dust under parking lot. NEW IIIB WELL AREA 10' DIAMETER 50' CASING 50' GROUT \ EXISTING WELL ABANDON VDH BENTONITE PLUG METHOD 1fl AOSE Soil Boring -Approximate Location V132 - TYPICAL OF 4 DETAIL 10-5 I I I BUILDING 0,9b VB 1 - TYPICAL OF 4 DETAIL 10-4 PAD: 20' X 66' (1320 SOFT) BOTTOM OF PAD MUST BE LEVEL 48" TO 96" DEEP LOW PRESSURE DISTRIBUTION 4 LINES @ 5' OC 1 1/4" DIAMETER SCH 40 HOLE SIZE 3/16" HOLE SPACING 5' FIRST HOLE @ 3' FROM END 4' OF HEAD AT EACH LINE ADJUST HEADER VALVE TO EQUALIZE FLOW AND PRESSURE LINE 1-4 - 13 HOLES EACH 9" GRAVEL BELOW CENTERLINE PIPE 3" GRAVEL ABOVE CENTERLINE PIPE (10-1)(10-2) N-1 2" SCH 40 PVC MANIFOLD LATERAL 1 TO 4 DETAIL 10-3 2" SCH 40 PVC 1500 GALLON MID SEAM PUMP TANK ORENCO MVP Sl/2 DM ORENCOPF500511 DETAIL 9-1 NEW POLYLOK D BOX WITH RISER LID NEW 2 X AS600 EZ TOP DETAIL 7-1,8-1 2500 GALLON FE PUMP TANK ORENCO MVP S 1/2 DM ZOELLERN140 DETAIL 6-1 1500 GALLON SEPTIC TANK 24" RISER INLET/OUTLET ZABEL A300 12X20-VC DETAIL 5-2 1500 GALLON SEPTIC TANK 24" RISER INLET/OUTLET DETAILS-1 4" SCH 40 PVC 4" SCH 40 PVC CLEANOUT DETAIL 6-2 r&LTH OF� 'S on MICHAEL F. CRAUN LICENSE NO. 036859 '07 L ENS Sewage Disposal Site Plan TBD Ivy Rd. Charlottesville, VA 22903 Scale 1" = 60' O O Ca O I' Revision SCREW DOWN RISERS WITH STAINLESS STEEL SCREWS SEPTIC BUILDING y TANK 2 SEPTIC FLOW — EQUALIZATION \� TANK 1 PUMPTANK ^ , REINFORCED W CONCRETE PLAN VIEW PLAN VIEW SLOPE GROUND AWAY FROM RISER n USE SILICON ADHESIVE SCREW DOWN RISERS WITH [_,+] •V' BETWEEN RISER JOINTS STAINLESS STEEL SCREWS BRING TO 2" ABOVE GRADE / BRING TO 2" ABOVE GRADE EXTEND HANDLE TO UNDERSIDE OF RISER LID WITH EZ SET POLY RISERS \ r WITH EZ SEC POLY RISERS AND LID \ HIGH PRESSURE SEALS AND LID CONSEALCS-102 SCREWDOWNSTEEL TM 1227)(ASTM 923) S (ASTM C-990) USE SILICON ADHESIVE \ / STAINLESS STEEL SCREWS BETWEEN RISER JOLTS \y // HIGH PRESSURE SEALS (ASTM 1227) (ASTM 923) BUILDING y SEPTIC p TANK 2 FLOW SEPTIC y TANK 1 EQUALIZATION HIGH PRESSURE SEALS PUWTANK O (ASTM 1227) (ASTM 923) ZABEL A300-12X20 VC -BALL CONSEAL CS-IO2 EFFLUENT FILTER (ASTM C-990) HIGH PRESSURE SEALS (ASTM 1227) (ASTM 923) � fi" THICK BOTTOM r Ll O SECTION VIEW SECTION VIEW NOTES: 1. SEPTIC TANK IS NEW 1500 GALLON MID SEAM CONCRETE TANK 2. INLET - PER VDH SEWAGE DISPOSAL and HANDLING REGS 3. OUTLET - PER VDH SEWAGE DISPOSAL AND HANDLING REGULATIONS OF4. TANKS PENETRATIONS MUST BE WATERPROOFED AND NOT LEAK. NOTES5.24" RISER ON INLET/OUTLET SIDE OF TANK. 1. SEPTIC TANK IS NEW 1500 GALLON MID SEAM CONCRETE TANK6. TANK SHALL BE H2O RATED WITH H2O CAST IRON RISER IF LOCATED IN TRAFFIC AREA. 2. INLET PER VDH SEWAGE DISPOSAL AND HANDLING REGULATIONS3. OUTLET WITH EFFLUENT FILTER-ZABEL A300 12X20-VC-BALL 4. 24" LOCKABLE RISER ON OUTLET END OF TANKD rMICHAI-L F. CR1500 GALLON MID SEAM SEPTIC TANK I ENSE NO. TANK 3685 SECTION VIEW 2SEPTIC 0 Not T. S..Ie SECTION VIEW/TOP VIEW 1500 GALLON MID SEAM No[ Al NG�� Septic Tank Details 1318085 SEPTIC TANK HIGH PRESSURE SEALS (ASTM 1227) (ASTM 923) CONSEAL CS-IO2 (ASTM C-990) 6"mW 2" UNION, 2" BALL VALVE BRING TO 2" ABOVE GRADE WITH EZ SET POLY RISERS AND LID Waterproof junction box seal conduit with non burdening sealer_ Check Valve 3/16 vent hole Leave extra float and pump wiring coiled in riser SCREW DOWN RISERS WITH STAINLESS STEEL SCREWS r HIGH PRESSURE SEALS (ASTM 1227) (ASTM 923) /2"Sch 40 PVC SPLITTER 1 AS600 Non -corrosive lift rope High level alann float 60.5" — PVC Float Tree OVER RIDE TIMER ON/OFF - 49.5" TIMER ON/OFF - 12.5" Redundant Off/ Low Level Alarm 8" Zoeller 140 Effluent Pump 50 gpm Orenco MVP S1/2 DM NOTES: 1. FLOW EQUALIZATION PUMP TANK IS 2500 GALLON MID SEAM CONCRETE TANK 2. INLET - 4" SCH 40 PVC TEE 3. TANKS PENETRATIONS MUST BE WATERPROOFED AND NOT LEAK. 4. 24" RISER ON OUTLET SIDE OF TANK. 5. STRAP ALL PIPING TO TANK WITH PLASTIC STRAPS AND STAINLESS STEEL ANCHORS 6. FLOAT HEIGHTS WILL NEED TO BE ADJUSTED IF TANK DIMENSIONS VARY FROM 36.36 PER INCH 7. EASY ACCESS TO VALVES AND UNIONS 8. TANK SHALL BE H2O RATED WITH H2O CAST IRON RISER IF LOCATED IN TRAFFIC AREA. 2500 GALLON MID SEAM PUMP TANK SECTION VIEW Not To Scale F� 6'MIN. _ — ,. MIN, >t _� III—IIL � Ilill 2 PVC SEWER PIPING CLEANOUT SECTION VIEW Not To Scale l�_p,LTH OF� � Z o n MICHAEL F. CRAUN LICENSE NO. 036859 T Flow Equalization Pump Tank Details 131sos5 0 T�GE TOP VIEW FLOW EQUALIZATION TANK TO SPLITTER 1 SIDE VIEW Note: The contractor should field confirm elevations before installation. As built measurements should be provided to Engineer prior to final inspection. If questions arise, contact the engineer. 1G w LPD DOSING TANK l�PLTH OF g o n MICHAEL F. CRAUN LICENSE NO. 036859 L Aqua Safe AS 600 EZ Top Details A O 1318085 PIPE SLOPE PER SPECIFICATIONS 6" PER 100' LPD DOSING TANK • cc�II W AS600 4" SCH 40 PVC 2" SCH 40 PVC O FLOW e EQUALIZATION go-� F• TANK O POLYLOK 20" D BOX LOCKABLE RISER LID 4" SCH 40 PVC /J LT LICENSE NO, 036859 AS600 O Notes: 8 Alternative layout requires approval by engineer. Terminate 2" SCH 40 PVC force main in D box with a 2" SCH 40 PVC 90. Treatment Plant Layout If questions arise, contact the engineer. y 1318085 rxAe ALL P1P1Nv iv TANK wrrx PLAN D AND STAINLESS STEEL ANCHOR AQUA SAFE TREATMENT CONSEAL CS-102 (ASTM C-990) AQUA SAFE TREATMENT HIGH PRESSURE SEALS (ASTM 1227) (ASTM 923) 24" (min) Riser TO CONTROL PANEL r HIGH LEVEL ALARM FLOAT PUMP ON PUMP OFF REDUNDANT OFF/LL ALARM PVC FLOAT TREE SECTION VIEW ORENCO PF500511 PUMP ORENCO MVP S1/2 DM DOSE - 182.9 GALLONS NOTES: 1. ALL PIPE PENTRATIONS MUST BE WATER PROOF 2.1500 GALLON MID SEAM CONCRETE 3. FLOAT HEIGHTS WILL NEED TO BE ADJUSTED IF TANK DIMENSIONS VARY FROM 26.13 GALANCH. 4. WATERPROOF WIRE NUTS REQUIRED. 5. 24" LOCKABLE RISER ON OUTLET END OF TANK 6. EASY ACCESS TO VALVES AND UNIONS 8. LEAVE EXTRA FLOAT AND POMP WIRING COILED IN RISER SECTION VIEW/TOP VIEW LPD DOSE PUMP TANK 1500 GALLON MID SEAM CONCRETE TANK 500511 Ball Valve W Union ID PAD DISPERSAL PVC SPLICE BOX WITH CORD GRIPS SET POLY RISER WITH GROMMETS) USE SILICON ADHESIVE BETWEEN RISER JOINTS SCREW DOWN RISERS WITH STAINLESS STEEL SCREWS AD GROUND AWAY FROM RISER 2" SCH 80 UNION 2" SCH 40 BALL VALVE . LPD PAD DISPERSAL 2" SCH 40 PVC 4" FLOW SLEEVE CHECK VALVE VENT HOLE FLOAT SETTINGS 43" HIGH LEVEL ALARM FLOAT 37" PUMP ON 30" PUMP OFF 24" REDUNDANT OFF/LL ALARM Not To Scale W O O A \�_pLTH 0, G g 2 MICHAEL F. CRAUN O LICENSE NO. 036859 it L � J Pump Tank Details 1318085 Ground Surface Tr Soil Backfill 36"-84": 36"-84" f� 1 Filter Fabric L 0 0 0 0 0o 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 000, 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 000 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1/4" LPD Weird 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 000000°0°0°000n0,01 10 n0�0n0 lon000000000000000� 0�0�0� 0� 0 4@5'0C TYPICAL PAD CROSS SECTION SCHEMATIC SECTION SCHEMATIC VIEW First 3/16" hole is 3' from start of pad ¢, '•o�o'•o�a�o�a�o�a�o�o �• 3�o�3�e�e�e�e�sae'•e 30. Start of Pad Manifold is 24" deep see site plan for manifold size Valve box 1 MANIFOLD TO LATERAL 3 SECTION VIEW Not To Sole VDH approved stone 12" to 1" (no fines) Net T. Scale J6" Round Valve Box r BALL VALVE In for restricting flow 6" SCH 40 PVC EXTENSION � b TRIM AROUND PIPE 4 VALVE BOX I SECTION VIEW Not To Soole 1,25' reducer 2' Manifold (24' deep min) Valve box � 6' ROUNDVALVE FINISH GRADE BRICK SUPPURTS---� (THREE) 4896 GRAVEL Valve box 2 3/16' holes @ 5' OC First hole @ 3' 13 holes per Ipd lateral @ 6 o clock position LPD LATERAL CROSS SECTION SCHEMATIC Not To Scale 1 1/4' SCH 40 PVC Slip to Female Threaded 1 1/4' SCH 40 PVC Threaded Cap 1 1/4' SCH 40 PVC 1 1/4' Elbow 5 VALVE BOX 2 SECTION VIEW Not To Scolo l��pLTH OF� O� �C O� MICHAEL F. CRAUN LICENSE NO. 036859 L LPD Details NTS 1318085