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Home My WebLink AboutSite Plan4- LEGEND PROPERTY LINE i 480 EXIST. CONTOURS 00 PROPOSED BUILDING EDGE OF ROAD EDGE OF DRIVEWAY WETLANDS LEGEND PROPERTY LINE SETBACK LINE 480 EXIST. CONTOURS PROPOSED BUILDING EDGE OF ROAD EDGE OF DRIVEWAY WETLANDS WETLAND BUFFER PRIMARY SEPTIC SYSTEM RESERVE SEPTIC SYSTEM STONEWALL 468 PROPOSED CONTOUR LINE IS SILT FENCE 1 3/1/17 UNCAS HEALTH DISTRICT R ;i 17 Main ZStreet Norwich, C;'1'3 DATE REVISION 8 C;'1' 0660Ifff No. lw k 60) 886-1966 Fax (860) 886-9165 Project No. GAGNON- VENUTI, CLA-5870 NN Proj. Engineer E.M.B DEERRIDGE L0"T 2DsLte: ef\ MAXyy2004TVILLE, 'ONNECTICUTM0 Sheet No. Projectro. Prco. l m SEPTIC SYSTEM LAYOUT SEPTIC SYSTEM DESIGN SEPTIC SYSTEM DESIGN LOT 1 PRIMARY SYSTEM: PERCOLATION RATE: 1 TO 10 ,MIN./INCH 3 BEDROOM HOUSE EFFECTIVE LEACHING AREA REQUIRED = 495 SF USE A 12" DEEP x 48" WIDE TRENCH EFFECTIVE LEACHING AREA OF TRENCH = 3.0 SF/LF LENGTH OF TRENCH REQUIRED = (495 SF)/(3.0 SF/LF) = 165 LF DEPTH TO RESTRICTIVE LAYER = 57" SLOPE 2% NF=28 FF= 1.5 PF= 1 MLSS = 42 LF USE THREE ROWS OF 55' AT 9' 0. C. LEACHING AREA PROVIDED = 495 SF RESERVE SYSTEM: USE SAME DESIGN AS PRIMARY SYSTEM PREPARE AREA OF PROPOSED SYSTEM AS FOLLOWS 1. REMOVE AND STOCKPILE TOPSOIL 2. PLACE BANK RUN GRAVEL (LESS THAN 5% FINES) PLACED IN 6" LIFTS AND COMPACTED TO 95% DENSITY. 3. EXCAVATE 4' WIDE TRENCHES AND PREPARE SURFACE. 4. FILL TRENCHES WITH 1" WASHED STONE TO HEIGHT OF PIPE INVERTS PLACE PIPE IN TRENCH, AND FILL TO 2" OVER TOP OF PIPE. 5. CAP ENDS OF PIPES. 6. PLACE A 4' WIDE STRIP. OF NON -WOVEN FILTER FABRIC ON TOP OF THE ENTIRE LENGTH OF THE SYSTEM AND BACKFILL WITH NATIVE MATERIAL. 7. REPLACE TOPSOIL, SEED &MULCH. FEST HOLE DATA: TEST HOLES RECORDED BY AMANDA ACHMATOW do ROBERT RUSSO OF CLA ENGINEERS ON NOVEMBER 19, 2002 TH #1 E 103" TOTAL DEPTH 0"-22" YELLOW BROWN SUBSOIL 22" 103" GRAY, YELLOW GRAY & PALE GRAY SAND TOPSOIL ABSENT NO BEDROCK NO WATER NO MOTTLING TH 1 H 108" TOTAL DEPTH 0"--8" YELLOW BROWN SANDY LOAM TOPSOIL 8"-108" YELLOW BROWN, PALE BROWN, GRAY SAND NO BEDROCK NO MATER 82" MOTTLING TH #11 112" TOTAL DEPTH 0"--3" DARK BROWN SANDY LOAM TOPSOIL 3"--18" YELLOW BROWN SAND SUBSOIL 18"-112" GRAY & LIGHT BROWN SAND NO BEDROCK 108" WATER 90" MOTTLING TH #IJ 130" TOTAL DEPTH 0"--130" GRAY, PALE BROWN, YELLOW BROWN SAND NO.BEDROCK 124" WATER FILTER FABRIC 10' MAXIMUM POST WIRE MESH FENCING r COMPACTED BACKFILL AFTER PLACEMENT OF SILT FENCE SILT FENCE DETAIL NOT TO SCALE GENERALNOTES 1. TOPOGRAPHIC INFORMATION ON THIS PLAN PROVIDED 8Y CLA ENGINEERS, INC. 2. PROPOSED HOUSE AND SEPTIC SYSTEM TO BE STAKED IN THE FIELD BY A LAND SURVEYOR LICENSED IN THE STATE OF CONNECTICUT. 3. ALL WORK AND MATERIAL (SEPTIC TANK, DISTRIBUTION BOX, PIPE, SELECT FILL)) SHALL CONFORM TO THE CONNECTICUT PUBLIC HEALTH CODE REGULATIONS AND STANDARDS FOR SUBSURFACE SEWAGE DISPOSAL SYSTEM. 4. SEWER LINE FROM FOUNDATION WALL TO SEPTIC SHALL BE 4" SCHEDULE 40 PVC - ASTM D 1785 AND JOINTS PER HEALTH DEPT. CODE. S. TRENCHES SHALL BE SET LEVEL FOR ENTIRE LENGTH AND HAVE A CENTER TO CENTER SPACING OF 9 FEET. 6. PIPE FROM SEPTIC TANK TO DISTRIBUTION LINES SHALL BE 4" SOLID PVC CONFORMING TO ASTMD-3034 AND SDR -35. 7. FOUNDATION DRAIN PIPE FROM HOUSE TO OUTLET SHALL CONFORM TO TABLE 2-C OF THE CONNECTICUT PUBLIC HEALTH CODE REGULATIONS AND STANDARDS FOR .INSTALLATION WITHIN 25 FEET OF A SEWAGE DISPOSAL SYSTEM. 8. THERE ARE PRESENTLY NO KNOWN WATER WELLS WITHIN 75' OF THE PROPOSED SEPTIC SYSTEM. 9. A VERTICAL BENCHMARK SHALL BE PROVIDED WITHIN 50 FEET OF THE PROPOSED HOUSE LOCATION PRIOR TO THE START OF CONSTRUCTION. 10. CLEAR AND GRUB THE AREA WHERE THE SEPTIC SYSTEM AND HOUSE ARE TO BE CONSTRUCTED. ALL TOPSOIL IS TO BE STRIPPED AND STOCKPILED FOR FUTURE USE. 11, ALL FILL MATERIAL SHALL BE CLEAN EARTH FREE OF STUMPS, ORGANICS, CONSTRUCTION DEBRIS AND TOPSOIL. 12. TOPSOIL SHALL BE RE-APPLIED OVER ALL FILL AREAS AND ALL DISTURBED AREAS TO PROVIDE A MINIMUN DEPTH OF FOUR INCHES. 13. ALL EXISTING UTILITIES TO BE ACCURATELY LOCATED PRIOR TO CONSTRUCTION. 14. IF BLASTING IS REQUIRED APRE-BLAST SURVEY WILL BE REQUIRED. CALL BEFORE YOU DIG: 1-800-922-4455.. PERC TEST DATA HOLE DEPTH 27" PRESOAK: 9:20 AM 9:40 13" 9:42 15.75" 9:44 17.5" 9:46 18.5" 9:48 19" 9:50 20.5" 9:52 20.5" 9:54 21 to 9:56 21.5" 9:58 22" USE LAST 18 MINUTES FROM 9:40 TO 9:58 - 9"DROP 1 8MIN 9t, = 2 MIN/IN " PERC. RATE = 1 TO 10 MIN/IN 6" SOIL COVER NON -WOVEN FILTER FABRIC MIN.) OVER STONE 4" PVC PERFORATED PLASTIC FINISH DISTRIBUTION PIPE (ASTM D 3033) GRADE ONE INCH CLEAN BROKEN 2" STONE OR SCREENED GRAVEL 12" Cf INVERT R 4: WIDTH FILTER BARRIER INSTALLATION & MAINTENANCE 1. DIG A 6" TRENCH ON THE UPHILL SIDE OF THE BARRIER LOCATION. 2. POSITION THE POSTS ON THE DOWNHILL SIDE OF THE BARRIER AND DRIVE THE POST 1.5 FEET INTO THE GROUND. 3. Wp T$y{1l OM 6" OF THE FABRIC IN THE TRENCH TO PREVENT UNDERMINING 4. INSPECT AND REPAIR BARRIER AFTER HEAVY RAINFALL. 5. SEDIMENT DEPOSITS ARE TO BE REMOVED WHEN THEY REACH A HEIGHT OFONE FOOT BEHIND THE BARRIER AND ARE TO BE DEPOSITED IN AN AREA WHICH IS NOT REGULATED BY THE INLAND WETLANDS COMMISSION. 6. INSPECTIONS AND NECESSARY REPAIRS WILL BE MADE TWICE WEEKLY. TEMPORARY - VEGETATIVE COVER A TEMPORARY SEEDING OF RYE GRASS WILL BE COMPLETED WITHIN 15 DAYS OF THE FORMATION OF STOCKPILES. IF THE SOIL. IN THE STOCKPILES HAS BEEN COMPACTED BY CONSTRUCTION OPERATIONS IT SHALL- BE LOOSENED TO A DEPTH OF 2 INCHES BEFORE THE FERTILIZER, LIME AND SEED IS APPLIED. 10-10-10 FERTILIZER AT A RATE OF 7.5 POUNDS .PER 1000 S.F. LIMESTONE ATA -RATE OF 90 LBS: PER 1000 S.F. SHALL BE USED. RYE GRASS APPLIED AT A RATE OF 1 LB. PER 1000 S.F. SHALL PROVIDE THE TEMPORARY VEGETATIVE COVER. STRAW FREE FROM WEEDS AND COARSE MATTER SHALL BE USED AT A RATE OF 70-90 LBS. PER 1000 S.F. AS A TEMPORARY MULCH. APPLY MULCH AND DRIVE TRACKED EQUIPMENT UP AND DOWN SLOPE OVER ENTIRE SURFACE SO CLEAT MARKS ARE PARALLEL TO THE CONTOURS. PERMANENT VEGETATIVE- COVER TOPSOIL WILL BE REPLACED ONCE THE EXCAVATION HAS BEEN COMPLETED AND THE SLOPES ARE GRADED TOA SLOPE NO GREATER THAN 2.5 TO 1. PROVIDE SLOPE PROTECTION ON ALL CUT SLOPES. TOPSOIL WILL BE SPREAD AT A MINIMUM COMPACTED DEPTH OF 4 INCHES. ONCE THE TOPSOIL HAS BEEN SPREAD, ALL STONES TWO INCHES OR LARGER IN ANY DIMENSION WILL BE REMOVED AS WELL AS DEBRIS, APPLY AGRICULTURAL GROUND LIMESTONE AT THE RATE OF TWO TONS PER ACRE OR 100 LBS. PER 1000 S.F. -APPLY 10-10-10 FERTILIZER OR EQUIVALENT AT A RATE OF 300 LBS. PER .ACRE OR 7.5 LBS. PER S.F. WORK LIMESTONE INTO THE SOIL TO A DEPTH OF 4 INCHES. INSPECT SEEDBED BEFORE SEEDING. IF TRAFFIC HAS, COMPACTED THE. SOIL, REfILI COMPACTED AREAS. APPLY THE FOLLOWING GRASS SEED MIX: qtr u nAl1 1 UKt 8S. ACRE. LBS./1000 S.F. KENTUCKY BLUEGRASS 20 0.45 PEREI IQIAL '(fE 20 0.45 5 0.10 45 1.00 THE RECOMMENDED SEEDING DATES ARE: APRIL 1 -JUNE 15 AND AUGUST 1 -SEPTEMBER 15 FOLLOWING SEEDING, FIRM SEED BED WITH A ROLLER. MULCH .WITH WEED FREE STRAW IMMEDIATELY FOLLOWING SEEDING. IF A PERMANENT VEGETATIVE STAND CANNOT BE ESTABLISHED 2x2 5/8 16 GA. WIRE MESHFF4" PVC ELBOW NOT TO SCALE NOT TO SCALE 4" TOPSOIL IJCI O ° O o 0 00 0 o1 rQj° ° Qoo ° ° 0 0 0 O08000°'goC am,o°$alb o 000 0 4" CLEAN FILL LOA CROSS- SECTION 1L NOT TO SCALE 4 3/4" 18"DIA. COVER M! INLET 8„ 18" 3 10" BAFFLE MIN ' N s rn co 4' --5 3/4" i P LIQUID 4= 3" WALLS LEVEL t C C)SS SECTION V1 10.00 GALLON SEPTIC TANK NOT TO SCALE INLET i OUTLET OUT FILTER DEVICE 317 Main Street Norwich, CT 06360 No. DATE REVISION (860) 886-1966 Fax (860) 866-9165 Project No. iGili i- Viy iTI CLA--5870 GoSys Proj. Engineer al E.M.BDEERRIDGEnate: MONTVILLE, MAY 2004 Sheet No. OETA LS