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2009-463 INSPECTION REQUIREMENTS: BORING AND PERCOLATION TEST: ENGINEER OF RECORD TO INSPECT TRENCHES PRIOR TO BACKFILLING. ASSUMED CONDITION BASED ON SITE EVALUATION 0-5' MEDIUM FINE SAND NO WATER OR MOTTLING NOTE, 1) BASEMAP INFORMATION OBTAINED FROM PUBLICALLY AVAILABLE PERCOLATION RATE APPROXIMATELY ONE MINUTE RESOURCES AND DOES NOT REPRESENT AN ACTUAL FIELD NOTE: SOIL CONDITIONS TO BE CONFIRMED BY P.E. PRIOR TO BACKFILLING SYSTEM. INSTRUMENT SURVEY. CEXISTING INCLUDING SEPTICY TANK UA DR SEEPAGE SEPTIC DESIGN : DEVICES ARE TO BE CRUSHED IN PLACE Q AND FILLED WITH NATIVE MATERIAL. APPLICATION RATE = 1 .2 GAL./SF/DAY LOT 111 3 BEDROOMS AT 100 GALLONS/BEDROOM PROPOSED =300 GALLONS DISTRIBUTION BOX #2 (SEE DETAIL — SHEET 2) LOT 112 PROPOSED 4" PVC SDR —35 3 BEDROOMS AT 100 GALLONS/BEDROOM (GASKETED BELL) AT 1% MIN. =300 GALLONS TOTAL _e r 6 BEDROOMS AT 100 GALLONS/BEDROOM,_i-� PROPOSED 1,000 GALLON = 600 GALLONS SEPTIC TANK PROPOSED 4" PVC SDR —35 (SEE DETAIL — SHEET 2) (GASKETE LL) AT 1% MIN. USE (2) 1 ,000 GALLON PRECAST SEPTIC TANKS USE 4 LINES AT 64 FT. EACH (SPACED 6 FT. ON—CENTER) PROPO 1,000 GALLON PROPOSED 4" PVC SEPTIC TANK (SEE DETAIL — SHEET 2) NORTH SCH 40 AT 2% MIN. PROPOSED 4" PVC CONSTRUCTION NOTES: SCH 40 AT 2% MIN. 1) CONSTRUCTION OF ABSORPTION FACILITIES SHALL NOT OCCUR WHEN THE GROUND /S FROZEN OR a THE SOIL MOISTURE CONTENT IS HIGH. IF A FRAGMENT OF SOIL F-ROM APPROXIMATELY NINE INCHES M BELOW THE SURFACE CAN EASILY BE ROLLED INTO A RIBBON INSTEAD OF CRUMBLING, THE °v MOISTURE CONTENT /S TOO HIGH FOR CONSTRUCTION PURPOSES. OBVIOUSLY, SOME SILT OR CLAY MUST BE PRESENT FOR A RIBBON TO BE FORMED. Q e c EXISTING � � 4`." EXISTING 2) TRENCH LOCATIONS AND DEPTHS SHOULD BE MARKED BY STAKES BEFORE TRENCHES ARE MOBILE I I MOBILE EXCAVATED. THE NATURAL SURFACE SHALL NOT BE SIGNIFICANTLY DISTURBED. IF THE SITE /S HOME —� HOME REGRADED OR SIMILARLY DISTURBED, THE SOIL SHALL BE ALLOWED TO STABILIZE (I.E., SETTLE NATURALLY FOR A PERIOD OF AT LEAST SIX MONTHS, INCLUDING AT LEAST ONE FREEZE—THAW vi CYCLE) AND NEW PERCOLATION AND DEEP HOLE TESTS CONDUCTED. HEAVY EQUIPMENT USE IN THE DESIGNATED ABSORPTION SYSTEM AREA SHOULD BE MINIMIZED TO PREVENT SOIL PERMEABILITY 3 REDUCTION DUE TO COMPACTION PLUS POSSIBLE TRENCH CAVE—IN AND DISTRIBUTION PIPE REMOVE EXISTING M/SAL/GNMEN T/BREAKAGE. Q I I I I � SEPTIC TANK Z I I ( I z 3) AFTER A FINAL GRADE CHECK, TRENCH EXCAVATION MAY BEGIN. TRENCH DEPTH SHALL BE AS ~ ~ SHALLOW AS POSSIBLE, BUT NOT LESS THAN 18 INCHES. TRENCHES SHALL BE EXCAVATED TO DESIGN DEPTH WITH BOTTOMS PRACTICALLY LEVEL. 2 I I 2 4) FOLLOWING EXCAVATION, THE TRENCH BOTTOMS SHOULD BE GRADED BY HAND. THE BOTTOMS OF Q THE TRENCHES SHOULD BE CHECKED BY A TRANSIT, ENGINEER'S LEVEL, OR CARPENTER'S LEVEL TO 0 I I I I ASSURE THAT EACH IS PRACTICALLY LEVEL. TRENCH BOTTOMS AND SIDEWALLS SHOULD BE W I I I w IMMEDIATELY RAKED AFTER FINAL GRADING AND AT LEAST SIX INCHES OF AGGREGATE PLACED IN Q; M THE TRENCHES. M I I I I M 5) GRAVITY DISTRIBUTOR PIPE SHALL BE CAREFULLY INSTALLED AT A SLOPE OF %6 TO 1132 INCH PER FOOT. PRESSURE OR DOSED DISTRIBUTOR PIPE SHALL BE INSTALLED LEVEL. GRADES SHALL BE DETERMINED BY AN ENGINEER'S LEVEL, TRANSIT OR CARPENTER'S LEVEL. AN EASY METHOD OF z MEASURING THE %6 INCH PER FOOT SLOPE FOR DISTRIBUTOR PIPE IS TO TAPE A %4 INCH BLOCK TO ONE END OF A STRAIGHT FOUR FOOT BOARD. BY PLACING THE BLOCKED END WITH THE BLOCK FACING DOWN ON THE DOWNSTREAM TOP OF THE DISTRIBUTOR PIPE, A CARPENTER'S LEVEL CAN BE EXISTING TREES TO USED TO DETERMINE THE %s INCH PER FOOT SLOPE. A !18 INCH BLOCK SIMILARLY USED WOULD 1 1 1 BE REMOVED WHERE RESULT IN A %32 INCH PER FOOT SLOPE. ANOTHER METHOD USED TO ESTABLISH THE GRADE OF NECESSARY DISTRIBUTOR PIPE /S BY BATTER BOARDS. AGGREGATE SHALL BE INSTALLED /N THE TRENCHES TO A DEPTH OF AT LEAST TWO INCHES ABOVE THE TOP OF THE DISTRIBUTOR PIPES. ADDITIONAL AGGREGATE MAY BE REQUIRED TO BRING THE TOP OF THE AGGREGATE TO WITHIN SIX TO 12 INCHES '> 've Seen or chserved,or believe I saw evidence ot, es, trees, OF FINAL GRADE. os Q I_II objects such as houses, wells, LOT 112 LOT 111 6) fences, etc., AFTER THE UPPER AGGREGATE IS PLACED IN THE TRENCHES, THE GEOTEXT/LE, UNTREATED BUILDING PAPER, HAY OR STRAW IS TO BE IMMEDIATELY INSTALLED ON THE AGGREGATE AND THE TRENCH LU this document present that I have i BACKFILLED WITH EXCAVATED SOIL. IF THE TRENCHES CANNOT BE IMMEDIATELY BACKF/LLED, THE pe ona!! measured th i A es s rth on the gra PARKING PARKI G TRENCHES SHOULD BE TEMPORARILY COVERED WITH AN IMPERVIOUS MATERIAL, SUCH AS TREATED AREA AREJ BUILDING PAPER TO PREVENT SIDEWALL COLLAPSE AND SILTATION INTO THE AGGREGATE. 2 w ' 7) THE EARTH BACKF/LL /S TO BE MOUNDED SLIGHTLY ABOVE THE ORIGINAL GROUND LEVEL (I.E., NOT z` SIGN TU COMPACTED) TO ALLOW FOR SETTLING. FOLLOWING SETTLEMENT, THE ENTIRE AREA SHOULD BE k D TE GRADED WITHOUT THE USE OF HEAVY EQUIPMENT AND SEEDED WITH GRASS. HEAVY EQUIPMENT WS. W.S. SHALL NOT ENTER THE ABSORPTION FACILITY AREA OR THE PROPOSED EXPANSION AREA AFTER THE ' SUBSURFACE SEWAGE TREATMENT SYSTEM HAS BEEN CONSTRUCTED. v c^i cW v 8) A MINIMUM HORIZONTAL SEPARATION OF 10 FEET SHOULD EXIST BETWEEN THE HOUSE SEWER AND °~ ° ANY WATERLINE. WHERE LINES MUST CROSS, THE WATER SERVICE LINE SHALL BE AT LEAST 12 A DI RONDA CK -w� M�(n S TEET' LU INCHES ABOVE THE HOUSE SEWER. IF A WATER LINE MUST PASS BELOW THE HOUSE SEWER, THE VERTICAL SEPARATION MUST BE AT LEAST 18 INCHES.� o00 3 boa 9) ROOF, FOOTING, GARAGE, CELLAR AND SURFACE WATER DRAINAGE MUST BE EXCLUDED FROM THE 3 W ti w- SYSTEM. WATER SOFTENER, WATER RECHARGE AND BACKWASH WASTES NORMALLY ARE NOT TO BE v j c¢i�j DISCHARGED TO THE SYSTEM UNLESS A SEPARATE SUBSURFACE DISCHARGE TO AN AREA 250 FEET FROM WELLS OR WATER COURSES IS UNAVAILABLE. 3 OF SHEET 1 OF 2 a SEPTIC DESIGN PREPARED FOR � Jos PROPOSED ABSORPTION FIELD ; L O T 111 AND 112 A DI RONDA CK AVENUE o 4 LINES AT 64 FT. EACH TO SERVICE BOTH LOTS 111 & 112 _�' H OMES TEA D VILLAGE (SEE DETAIL — SHEET 2) cP ��10 SS o���' � TOWN OF ,QUEENSBUR Y WARREN COUNTY, NEW YORK Q .� ��. SCALE: 1 = 20 SEP TEMBER 17, 2009 NOTE: ENVIRONMENTAL DESIGN PARTNERSHIP, LLP 900 ROUTE 146 CLIFTON PARK, N.Y. 12065 (518) 371 -7621 MOBILE HOME UNITS TO BE PLACED WITH A MINIMUM 10 FT. HORIZONTAL SEPARATION. ENGINEERING LANDSCAPE ARCHITECTURE LAND SURVEYING TRA VIS J. MI TCHELL P.E. 81,539 HEAVY DUTY MANHOLE FRAME FINISH GRADE AND COVER BY CAMPBELL OR EQUAL II — 111=IIII^ I=_IIII_ III=III—I -IIII.=IIII-_ ACCESS EXTENSION SEAL ASPHALTIC =IIII= N =IIII= (2MH1 GDRADA� RINGS) PE FORT MILLER OR EQUAL TOPSOIL FOR SETTLING (AS REQUIRED) _ _ INLET �—I I I—I I I I I—III —� —� �- -� - II I OUTLET =IIII IIII- —IIII= -IIII=IIII,,-I II—IIII—IIII TERRATEX NO. 2 NONWOVEN 4» OR 3" MIN_f IFA — CONSTRUCTION FABRIC OR BLDG. SEWER -- EARTH —IIII- EARTH ^ WATER TIGHT JOINT (Tl'PUNTREATED BUILDING PAPER �p Z N BACKFILL -IIII—I BACKFILL I—IIII OR STRAW SANITARY EE - INSIDE &PARGE W/NON-SHRINK GRO T ALL JOINTS BELO FULL 0 4" MIN. SANITARY OUT TEE TOP OF AGGREGATE 4" PVC MIN. LIQUID LEVEL TO BE BITUMINOUS �� To BE WITHIN O z_ 00 O 00 O/ WATERTIGHT AND INTERIOR Q o 2 N JOINT LEAKAGE TESTED COAT 6"-12" OF SURFACE U RAKE ANY PERFORATION KOP 300M BAFFLE WITH O PRIOR TO BACKFILLING I 1 4"X18' MIN. z � Q SMEARED OR EQUAL Cam/ TRENCH 0 MAY NOT BE N z O WALLS REQUIRED 510 00 00 O 6" TO 12" LAYER PEA GRAVEL OR 24" lk CRUSHED STONE OR CRUSHED STONE 24" WASHED GRAVEL BEDDING LAYER GROUNDWATER BEDROCK SECTION VIEW MIN OR IMPERVIOUS LAYER 3/4" TO 1Y2" NOTE: 24" I.D. TAPERED INLET INVERT IS 3" ABOVE PLUG (TYP.) CROSS SECTIONAL VIEW LONGITUDINAL VIEW ASPHALTICSEAL (2" MIN.) THE SLOPE OF THE OUTLET PIPE BETWEEN THE SEPTIC TANK AND THE TERRATEX No. 2 NONWOVEN CONSTRUCTION FABRIC DISTRIBUTION BOX TO BE Y4" PER FT. UNTREATED BUILDING PAPER OR PERMEABLE I m �_� I —I IIII=1 I I I III GEOTEXTILE OR 4" LAYER OF STRAW INLET H OUTLET —IIII—� O I I O -III(- =IIII—I I-IIII- I I I-, 1—IIII- =IIII—II —IIII= THE SLOPE OF THE INLET PIPE O O a, O� 00 0 C — BETWEEN THE RESIDENTIAL UNIT AND I I BAFFLE NOTE: O o0 2" MIN. THE SEPTIC TANK TO BE Y4" PER FT. I I MAY NOT BE BAFFLE NOT REQUIRED FOR FLOW - PROVIDE CAPS i REQUIRED TANKS LESS THAN 10 FT. LENGTH 0 0 o o 0 0 o 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 o ON LINE ENDS r o a2�7 00 00 00 00 0O O „D" : (� G SLOPE PIPE Ne"—Ye2" PER FT. PLAN VIEW SPACING OF ABSORPTION TRENCH 6' O.C. o 0 TRENCH BOTTOM TO BE NEAR OUTSIDE LEVEL AND RAKED TANK SIZE MIN. LIQUID DEPTH "A" TANK DIMENSIONS "B"X"C" "0" "1" HEIGHT TRENCH PROFILE 1000 GAL. 5'-0" 4'-3" x 8'-2" 5'-6" 5'-9" 6'-8" x ABSORPTION TRENCH DETAIL SEPTIC TANK (HEAVY DUTY SEPTIC TANK) NOT TO SCALE q NOT TO SCALE FORT MILLER OR EQUAL z `T �I t I 2 J �1 V1 Q J FFp GRADE NOTE: z !. PIPE JOINTS TO BE SEALED WITH ASPHALTIC MATERIALS OR EQUIVALENT. ` z 12" MIN REMOVABLE COVER 7 2. INVERT ELEVATIONS OF ALL OUTLET PIPES MUST BE EQUAL. J. THE SLOPE OF OUTLET PIPES L BETWEEN THE DISTRIBUTION BOX ` AND THE DISTRIBUTOR LATERALS ` SHOULD BE 118" PER FOOT. BAFFLE INVERT 3 INLET 2"MIN ELEV. c O O O OUTLET CONTRACTOR TO USE SPEED LEVELERS AS SUPPLIED BY FORT MILLER TO h EQUALIZE FLOW. a . 2"—5 SHEET 2 OF 2 Q -_� SANI TAR Y DETAILS FOR 12" MIN CLEAN SAND OR PEA GRAVEL �� or- NELOT 111 AND 112 ADIRONDA CK AVENUE Q HOMESTEAD VILLAGE 2 DISTRIBUTION BOX 0 TOWN OF QUEENSBURY WARREN COUNTY, NEW YORK NOT TO SCALE ��, � ` SCALE: 1 " = 20' SEPTEMBER 17, 2009 2. SskoN ��� ENVIRONMENTAL DESIGN PARTNERSHIP, LLP 900 ROUTE 146 CLIFTON PARK, N.Y. 12065 (518) 371 -7621 ENGINEERING LANDSCAPE ARCHITECTURE LAND SURVEYING TRA VIS J. MI TCHELL P.E. 81,539