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I <br /> DocuSign Envelope ID:81 E05E8E-EED7-43D3-8B8A-081 1 OE72140A <br /> LID <br /> SEPTIC INSTALLATION NOTES 3" SLIP-ON CAP <br /> GRILLED OVERSIZE C,/� ' u � <br /> REQUIRED SITE MODIFICATIONS � C7 '� <br /> (NOT GLUED z <br /> 1. ALL PLANT MATERIAL TREES AND SHRUBS IN THE PROPOSED WASTEWATER SYSTEM SHALL BE PERMANENTLY a d <br /> ( 7 THREADED TAP _ m <br /> REMOVED. STUMPS SHALL BE REMOVED. BACK-FILL ALL STUMP DEPRESSIONS WITH CLEAN (FREE OF ORGANIC <br /> MATERIAL AND GROUP II, III, AND /OR IV SOIL CLODS AND BUILDING RUBBLE/DEBRIS, ETC.), COARSE-GRAIN, GROUT � v w 0 <br /> SAND-TEXTURED FILL MATERIAL. • !� - <br /> 2. ALL SITE MODIFICATIONS/SYSTEM INSTALLATION SHALL ONLY OCCUR DURING DRY SITE CONDITIONS (SOIL m R o L <br /> MOISTURE LEVEL IS AT LEAST `FIELD CAPACITY" OR DRIER. = LL Z <br /> 3. THERE SHALL BE NO VEHICULAR TRAFFIC OVER ANY PART OF THE WASTEWATER SYSTEM (INITIAL AND REPAIR T <br /> AREA) AT ANY TIME. MANIFOLD z <br /> NITRIFICATION FIELD SPECIFICATIONS V1 7 <br /> 1. APPLICABLE LONG-TERM ACCEPTANCE RATE EQUIVALENT TO 0.4-GPD/SQ FT (MINIMUM) p Q -cc m <br /> 2. SYSTEM REQUIRES 500-SQUARE FEET OR 167 LINEAR FEET OF TRENCH 7 <br /> 3. ESTIMATED DIMENSIONS OF UNUSABLE SOIL AREA FOR SEPTIC FIELD: 75' X 50' C m <br /> 4. A TOTAL OF SIX (6) CONVENTIONAL TRENCHES ARE REQUIRED. TRENCH LENGTHS VARY. COORDINATE WITH OBSERVATION ° a <br /> SEPTIC LAYOUT IN SITE EVALUATION. w E x o <br /> DETECTIBLE TAPE 5. AN END-PLACEMENT SEWAGE EFFLUENT DISTRIBUTION DEVICE (PRESSURE MANIFOLD) IS REQUIRED. TRUE UNION PORT • <br /> BALL VALVES SHALL BE USED FOR EACH NITRIFICATION TRENCH TAP ON THE PRESSURE MANIFOLD. ALL = <br /> VALVES AND CLEAN-CUTS SHALL BE ACCESSIBLE FROM THE GROUND SURFACE OR FINISHED GRADE VIA DRAIN PLUG b�Q m U <br /> ACCEPTABLE ENCLOSURES (CONCRETE VALVE BOXES). j <br /> 6. CONVENTIONAL TRENCH WIDTH IS 36 INCHES. T�-------- - --- ---- J ? <br /> 7. CONVENTIONAL TRENCHES INSTALLED 9 FEET ON CENTERS. �. <br /> 8. INSTALL NON-WOVEN, GEO-TEXTILE FABRIC OVER THE APPROVED AGGREGATE BEFORE INSTALLATION OF FINAL <br /> UNDISTURBED EARTH SOIL COVER MATERIAL. BASE FOR MANIFOLD LEVEL STABLE N <br /> HAND PLACED DENSELY 9. TRENCH BOTTOM DEPTH TO BE DETERMINED AFTER LOT HAS BEEN CLEARED BASE {GRAVEL} r <br /> COMPACTED BACKFfLL TO 10. THE LAND SURFACE AROUND THE PROPOSED SEPTIC SYSTEM DRAiNFIELD SHALL BE LANDSCAPED SO THAT to 'Goo <br /> 1 FT. ABOVE TOP OF PIPE SURFACE WATER (DURING AND AFTER PRECIPITATION EVENTS) ACCUMULATION IS ABLE TO DRAIN BY POSITIVE PVC a TURN BALL VALVE d � � <br /> --PIPS a Z SHEET FLOW AWAY FROM THE TREATMENT AND DISPERSAL FIELD. <br /> D r 11. GRASS VEGETATION SHALL BE ESTABLISHED {SEED/SOD} IMMEDIATELY AFTER SYSTEM INSTALLATION. <br /> BEDDED PIPE PUMP TANK PRESURE MANIFOLD - SECTION VIEW . d <br /> j l 1. TANK MUST BE A SEALED WATERTIGHT TANK r -' <br /> 2. ANTI-BUOYANCY PROVISIONS MUST BE ADEQUATE. c �t� r _ <br /> I�= 3. ALL PIPE AND WIRE CONDUITS INTO TANK MUST BE THROUGH HUBS OR FITTINGS MADE DURING THE <br /> SHAPED SUBGRADE TO I I�_-_�I I-. _; CONSTRUCTION OF THE TANK AND INSTALLED IN A WATERTIGHT AND GASTIGHT FASHION. w d; z <br /> 4. MINIMUM TANK VOLUME SHALL BE 1500 GALLONS. <br /> PROVIDE BEARING ALONG 2 PIPE O.D. 5. TANK SHALL BE CONNECTED TO EXISTING SEWER LINE FROM BATHROOM AND PLUMBED WITH 4" PVC TO <br /> ENTIRE LENGTH OF PIPE EXISTING PUMP TANK. 2" SUPPLY FORCE MAIN <br /> BARREL. USE WASHED 24"+O.D, MAX PUMP <br /> STONE FOR BEDDING 1. MINIMUM PUMP REQUIREMENTS: 22 GALLONS PER MINUTE AT 29' TOTAL DYNAMIC HEAD. <br /> UNDER PAVEMENT. {12"+O.D. MIN} 2. MUST BE AN EFFLUENT PUMP CAPABLE OF DELIVERING AT LEAST 22 GALLONS PER MINUTE AT THE EXPECTED REGULATING GATE VALVE <br /> TOTAL DYNAMIC HEAD. <br /> 3. PUMPS MUST BE ACTIVATED BY MERCURY LEVEL CONTROL SWITCHES). <br /> 4, PUMP DISCHARGE PIPE MUST BE OF SCHEDULE 40 PVC, OR STRONGER MATERIAL, AND INCLUDE A CHECK <br /> VALVE, DISCONNECT UNION, AND GATE VALVE WITHIN THE PUMP TANK. PUMP MUST BE READILY REMOVABLE <br /> FROM THE GROUND SURFACE. UNION <br /> 5. WHEN ANY PUMP IS LOCATED AT A HIGHER ELEVATION THAN THE ELEVATION AT THE TERMINAL END THEN A <br /> SIPHON-BREAK VALVE MUST BE PROVIDED FOR THAT PUMP. STRAPS TO SECURE MANIFOLD TO VAULT <br /> 6. PROVISIONS FOR VENTILATION SHOULD BE PROVIDED FOR ALL PUMP TANKS WITH THE VENT OPENING LOCATED <br /> ABOVE THE 100-YEAR FLOOD ELEVATION. A VENT WITH SCREEN MUST BE PROVIDED FOR ALL PUMP TANKS. 4" MANIFOLD SCHEDULE 80 PVC <br /> 7, PUMP SHALL BE PENTAIR MODEL 4190 OR APPROVED EQUAL. <br /> WIRING THREADED TAP <br /> 1. WIRES MUST BE CONVEYED TO A WATERTIGHT (NEMA 4X), OUTSIDE• VANDAL-RESISTANT JUNCTION BOX <br /> THROUGH WATERPROOF AND GAS PROOF CONDUITS, WITH NO SPLICES MADE INSIDE THE LIFT STATION OR <br /> BELOW GRADE. JUNCTION BOX MAY BE MOUNTED ON THE OUTSIDE OF THE LIFT STATION RISER ABOVE THE 3" GRAVITY SUPPLY PIPES TO <br /> GROUND SURFACE. LINES 1" PER FOOT MINIMUM <br /> 2. CONTROL PANEL MUST BE MOUNTED ON THE SIDE OF THE HOUSE NEAREST THE PUMP TANK AND READILY a <br /> ACCESSIBLE. GRADE WITH CLEANOUT <br /> 1 FORCE MAIN PIPE LAYING DETAIL 3, AN AUDIBLE AND VISIBLE HIGH-WATER ALARM MUST PROVIDED. <br /> C3.0 C4,0 NOT TO SCALE 4. PUMP CONTROLS AS PER PUMP MANUFACTURER'S RECOMMENDATION. uj <br /> MANIFOLD DETAIL SPECIFICATIONS: <br /> MANIFOLD AND MANIFOLD VAULT SHALL BE <br /> INSTALLED ON A STABLE GRAVEL BASE,THE VAULT <br /> SHALL BE EASILY DRAINABLE,PROTECTED]FROM I E EARTH BACKFII_L FREEZING AND PROVIDED WITH A LID.TAPS SHALL W <br /> NATURAL GROUN OVERFILL TO ALLOW BE LOCATED LEVEL AND 6"ON CENTER,THE <br /> FO 11 R SETTLEMENT <br /> ❑ MANIFOLD SHALL BE SCHEDULE 80 PVC.ALL Imm <br /> OTHER PIPES AND FITTINGS SHALL BE SCHEDULE ♦A <br /> 40 PRESSURE RATED(PW). <br /> NON-WOVEN ❑ FORCE LAIN(SUP"SCHEDULE 80 SCHEDULE 40 <br /> FILTER FABRIC Q <br /> 3/4" SCHEDULE 8a PVC TAP SIZE'-0"SCHEDULE 80 Z <br /> NUMBER OF TAPS: 3 <br /> L <br /> NITRIFICATION LINE LENGTH:VARIES,SEE TAP ] � .-..I <br /> iir <br /> 3�4" TO 2-1�2" SHEET REQUIREMENTS FOR EACH LENGTH UJ c) <br /> WASHED STONE <br /> FILTER *ENSURE'a TURN BALL VALVES ARE SIZED TO <br /> ALLOW FULL TAP FLOW TO GRAVITY SUPPLY PIPE <br /> WITHOUT RESTRICTING FLOW.MAY REQUIRE NEXT V <br /> 3'-0" SIZE LARGER VALVE THAN TAP. 0 <br /> *NOTE: CONTRACTOR TO INSTALL NITRIFICATION TRENCHES IN <br /> ACCORDANCE WITH SITE EVALUATION PERFORMED BY ALAN CLAPP. 0 0 <br /> J Z <br /> TURN BALL VALVES' {2", 4" OR 1" SOH. $OJ _ <br /> D CO <br /> PRESSURE MANIFOLD VAULT WITH LID J z c) 0 <br /> J <br /> Z NITRIFICATION TRENCH a0 <br /> C3.0 C4 m.0 NOT TO SCALE TURN-UP WITH CAP (PRESSURE RATED) a CO cn <br /> (PRESSURE HEAD CHECK) <br /> W <br /> o ❑ = <br /> 1" DRAIN HOLE WITH PLUG REVISIONS <br /> PRESURE MANIFOLD - PLAN VIEW <br /> 00 <br /> [u <br /> W <br /> N <br /> N <br /> C <br /> 3 <br /> a DESIGNED BY: <br /> n� CTC, Jr, <br /> N <br /> z DRAWN BY: <br /> LAB <br /> CHECKED BY: <br /> z ... r. . {Y'Vl-N, SRG <br /> �0�k7 <br /> i� SCALE: <br /> e .•F. NONE <br /> c p�• Z DATE: <br /> SQL r• y; <br /> �r°2o 8.18.2020 <br /> N PROJECT NUMBER: <br /> :ELF6 EE R00592-225N2 <br /> ti -s <br /> G 00 <br /> C4. 0 <br /> a <br /> a L <br />