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HomeMy WebLinkAboutSite PlanPERC'TEST DATA PER SUBDIVISION PLAN PERC #4 DEPTH - 30" PRESOAK @ 11:15 12:38 - 71/4" 12:43 -10 3/4" 12:48 - 12" O 12:53 -12 3/4" z 12:58 -13 1/4" 1:08 -141/2" 1:13 - 15" u f 1,18 - 15 1/2" 1:23 -16" 1:28 - 16 3/8" Sl j� t 1:33 -16 3/4" \ 1:38 -17" \ / \ PERC RATE - 15 MINUTES PER INCH 1,250 (2COMP) SEPTIC TANK -- 1 -INV. IN -424:15 - IN OUT 420\ ~ _ - - - - (SEE DETAIL) INSTALL & MAINTAIN— `412 �A..CONTINITOIJS LINE OF -,.._ ` - -_ ._._. D -BO - SILT FENCE (SEE DETAIL) ~ �' -- \ -41 \ e - INV. IN -423.70 -- - - 4 428 X92 426.E -_ \_ - - - DRAIN INV. -OUT -423.60 _ '=OUTLET \ - - _ _ __ `\� -_ ---- . 416 _ � .28LF-4"PVC 430` _.` "_ -- - _ PROPOSED 1 (ASTM D17$5) 190 LIMITS OF 418 CLEARING 432 �� ~ \ A 6 8LF-4 PV A 424 80 ` DR - 35) TH#12 \ 4341-, 3 \.. 436 IPIN- - \ PROPOSED \ / -- REC. \ \ WELL 440 \ \ \ r \ 57LF OF\GEOMATRIX GST -6218 EXISTING GRADE @ SYSTEM - 424.3 / BOTTOM�OF SYSTEM - 422.00 / 442 \ \ \ \ \ `` \ "o �` \ TOP OF SYSTEM - 423.56, / LOT#3 g \ \ \ i` /' - - `\ \ INV. 4" TOP DISTRIBUTION PIPE - 423.50 '• \ / ` Q, \ .l I 1 154.56 15 �'\ �` � � , /, -•'- 6 I 1 f +Olt+ � 1 PROPOSED 20} EASEMENT FOR UTILITIES ASUTILITIE� _ \ \ \ ..� \ � SHOWN ON SUBDIVISION MAP \__. -- — " 1 IPIN 1 , REC. 150.56 \\ LOT#6 � \� �,•\ � \ �5°16 p1 \ IPIN 1 \ \\ RE9 rIPIN `\ \ \ \\ \ \ LOT#5 REC, \\ \ \ \ \ \ \ 1-110 LEGEND: TH #12 0"-8" DARK BROWN TOPSOIL F.F. FIRST FLOOR EL. ELEVATION S.F. SQUARE FEET TYR TYPICAL x410.5 EXISTING SPOT ELEVATION x410.5 PROPOSED SPOT ELEVATION - - 410 - — EXISTING CONTOURS 410 PROPOSED CONTOURS ROOTS TO 601' BUILDING SETBACK LINE SEED MIXTURE: TEST HOLE \\ \ \ \ \ \ \\\ lux LOT#2 \ MON 1 REC, I 76° 15'34" W 25.13' I MON �-- 1z>� LL&.V PROVIDE #6861 PAVED APRON S 76015'34" W EXSTING ANTI -TRACKING PAD PERC #4R DEPTH - 29" PRESOAK @ 11:15 12:40 - 9" 12:45 -121/4" 12:50 - 13" 12,55 -13 3/4" 1:00 -14 3/8" 1:05 -14 3/4" 1:10 -15 1/4" 1:15-153/4" 1:20 -161/8" 1:25 -161/2" 1:30 -16 7/8" 1:35 -17 3/8" 1:40 -17 7/8" PERC RATE - 13.3 MINUTES PER INCH TEST HOLE DATA PER SUBDIVISION PLAN - (UNCAS HEALTH DEPARTMENT 5/24/18) TH #10 0"-8" DARK BROWN TOPSOIL TH #12 0"-8" DARK BROWN TOPSOIL 8"-45" BROWN MEDIUM SANDY LOAM 8"-49" LIGHT BROWN MEDIUM SANDY LOAM 45"-96" TAN SILTY SAND & GRAVEL W/COBBLES 49"-96" TAN SILTY SAND & GRAVEL W/COBBLES NO LEDGE, NO REDOX, NO GROUNDWATER NO LEDGE, OXIDATION@62", NO GROUNDWATER ROOTS TO 58" ROOTS TO 62" TH #I 1 W-10" DARK BROWN TOPSOIL TH #12R 0"-6" DARK BROWN TOPSOIL 10"-41" LIGHT BROWN MEDIUM SANDY LOAM V-32" REDDISH BROV%N MEDIUM SANDY LOAM 41"-89" TAN SILTY SAND & GRAVEL W/COBBLES 32"-80" TAN SILTY SAND & GRAVEL W/COBBLES NO LEDGE, NO REDOX, NO GROUNDWATER NO LEDGE, NO REDOX, NO GROUNDWATER ROOTS TO 601' ROOTS TO 60" FILTER l„ -„ KNOCKOUT INLET AND OUTLET OPENINGS FABRIC 11 F-1 Fin ANGLE 100 UP SLOPE POST FOR STABILITY AND WOOD CHIPS 185-275 lbs. SELF CLEANING L�JL n AIR DRIED, TREAT WITH PLANTING SCHEDULE: H COMPACTED ; w BACKFILL " sa AUGUST 1------ SEPTEMBER 15 SILT FENCE SEED MIXTURE: NOT TO SCALE \ \ 2X2 5/8 16 GA. WIRE MESH - 1 1/2"7n 1 I N 2" �- STANDARD D -BOX W/ELBOW NOT TO SCALE N cNi1 A N N s ASTM C-33 SAND SPECIFICATIONS: SIEVE SIZE PERCENT PASSING 0.375" 100 #4 95-100 #8 80-100 #16 50-85 #30 25-60 #50 5-30 #100 <10 #200 <5 m DESIGN DATA MLSS NEED NOT BE CONSIDERED PERC RATE: 10,1 TO 20 MIN. PER INCH 4 BEDROOM HOUSE REQUIRES (675 + 112.5) =787.5 S.F, OF EFFECTIVE LEACHING AREA USE 57LF OF GEOMTRIX GST 6218 1 (57 x 14 = 798 S.F.) USE 1,250 GAL. 2 COMPARTMENT SEPTIC TANK W/ OUTLET FILTER DEVICE CAST CONCRETE COVERS PLAN CAPACITIES A B C 1250 GAL 61" 51" 48" 1500 GAL 69" 59" 56" A -.A 1-1-/1n LrA IT 7TT17, X STCITT CROSS SECTION 1250/1500 GALLON 2 COMPARTMENT SEPTIC TANK NOT TO SCALE FINISH GRADE TO DIRECT RUNOFF AWAY FROM SYSTEM 6" MIN. COVER ILTER FABRIC OVER SYSTEM ASTM C-33 SAND 4" 4" CT DOF #6 STONE ;T DOT #6 STONE ASTM C-33 SAND CROSS SECTION A -A DISTRIBUTION PIPE FILTER FABRIC 6" MIN, H = 6" (GST 6206) p. 12" (GST 6212) 18" (GST 6218) r; 24" (GST 6224) ' r� 30" (GST 6230) 36" (GST 6236) - `• `CT DOT 46 STONE ASTM C-33 SAND CROSS SECTION B -B GEOMATRIX GST LEACHING SYSTEM e���etON �sttj►tft1j� j�� TO W-rM. WL - �'B I<TEF�THIS MAP IS SUBSTANTIALLY CORRECT ASN' I E(i IS f OT VALID WITHOUT A LIVE SIGNATURE A T`I E•`Y T E SURVEYOR HEREON. RICHARD A. DESCHAMPS L.S. #70019 DATE EROSION AND SEDIMENT CONTROL PLAN: 1, CLEARING, GRUBBING, AND GRADING OF THE PROPOSED SITE TO BE LIMITED TO AREAS ADJACENT TO THE PROPOSED HOUSE SEPTIC SYSTEM AND DRIVEWAY. 2, DISTURBED AREAS TO BE LOAMED, SEEDED, AND MULCHED. 3. ALL TOPSOIL TO BE STOCKPILED ON SITE AND PROTECTED WITH HAYBALES OR SILT FENCE, 4. ALL CUT AND FILL SLOPES ARE NOT TO EXCEED 3:1 SLOPES. 5, PRIOR TO SITE DISTURBANCE, THE REPRESENTATIVE OF THE TOWN OF MONTVILLE SHALL BE NOTIFIED WHEN SEDIMENT CONTROL MEASURES ARE IN PLACE SO THAT THE INSPECTION CAN OCCUR. 6. THE CONTRACTOR WILL BE RESPONSIBLE FOR THE INSTALLATION AND MAINTENANCE OF ALL REQUIRED SEDIMENT CONTROL MEASURES THROUGHOUT CONSTRUCTION, 7. DUST CONTROL WILL BE ACCOMPLISHED BY SPRAYING WITH WATER, AND IF NECESSARY THE APPLICATION OF CALCIUM CHLORIDE. TEMPORARY VEGETATIVE COVER: MULCHES APPLICATION RATE l„ -„ KNOCKOUT INLET AND OUTLET OPENINGS N F-1 Fin FREE FROM WEEDS AND COARSE MATTER WOOD CHIPS 185-275 lbs. FREE OF COARSE MATTER L�JL n CAST CONCRETE COVERS PLAN CAPACITIES A B C 1250 GAL 61" 51" 48" 1500 GAL 69" 59" 56" A -.A 1-1-/1n LrA IT 7TT17, X STCITT CROSS SECTION 1250/1500 GALLON 2 COMPARTMENT SEPTIC TANK NOT TO SCALE FINISH GRADE TO DIRECT RUNOFF AWAY FROM SYSTEM 6" MIN. COVER ILTER FABRIC OVER SYSTEM ASTM C-33 SAND 4" 4" CT DOF #6 STONE ;T DOT #6 STONE ASTM C-33 SAND CROSS SECTION A -A DISTRIBUTION PIPE FILTER FABRIC 6" MIN, H = 6" (GST 6206) p. 12" (GST 6212) 18" (GST 6218) r; 24" (GST 6224) ' r� 30" (GST 6230) 36" (GST 6236) - `• `CT DOT 46 STONE ASTM C-33 SAND CROSS SECTION B -B GEOMATRIX GST LEACHING SYSTEM e���etON �sttj►tft1j� j�� TO W-rM. WL - �'B I<TEF�THIS MAP IS SUBSTANTIALLY CORRECT ASN' I E(i IS f OT VALID WITHOUT A LIVE SIGNATURE A T`I E•`Y T E SURVEYOR HEREON. RICHARD A. DESCHAMPS L.S. #70019 DATE EROSION AND SEDIMENT CONTROL PLAN: 1, CLEARING, GRUBBING, AND GRADING OF THE PROPOSED SITE TO BE LIMITED TO AREAS ADJACENT TO THE PROPOSED HOUSE SEPTIC SYSTEM AND DRIVEWAY. 2, DISTURBED AREAS TO BE LOAMED, SEEDED, AND MULCHED. 3. ALL TOPSOIL TO BE STOCKPILED ON SITE AND PROTECTED WITH HAYBALES OR SILT FENCE, 4. ALL CUT AND FILL SLOPES ARE NOT TO EXCEED 3:1 SLOPES. 5, PRIOR TO SITE DISTURBANCE, THE REPRESENTATIVE OF THE TOWN OF MONTVILLE SHALL BE NOTIFIED WHEN SEDIMENT CONTROL MEASURES ARE IN PLACE SO THAT THE INSPECTION CAN OCCUR. 6. THE CONTRACTOR WILL BE RESPONSIBLE FOR THE INSTALLATION AND MAINTENANCE OF ALL REQUIRED SEDIMENT CONTROL MEASURES THROUGHOUT CONSTRUCTION, 7. DUST CONTROL WILL BE ACCOMPLISHED BY SPRAYING WITH WATER, AND IF NECESSARY THE APPLICATION OF CALCIUM CHLORIDE. TEMPORARY VEGETATIVE COVER: MULCHES APPLICATION RATE NOTES PER 1000 S.F. STRAW/HAY 70-90 lbs, FREE FROM WEEDS AND COARSE MATTER WOOD CHIPS 185-275 lbs. FREE OF COARSE MATTER AIR DRIED, TREAT WITH PLANTING SCHEDULE: 12lbs NITROGEN / TON SEEDING DATES: APRIL 1------- JUNE 15 AUGUST 1------ SEPTEMBER 15 SEED MIXTURE: 45% RED FESCUE 45% KENTUCKY BLUE GRASS 10% PERENNIAL RYE DESIGN NOTES: 1, ALL CONSTRUCTION TO CONFORM TO STANDARDS OF THE CONNECTICUT PUBLIC HEALTH CODE AND TO THE SATISFACTION OF THE TOWN SANATARIA.N, 2, THIS SYSTEM HAS NOT BEEN DESIGNED FOR THE USE OF LARGE CAPACITY (+100 GALLONS), DISCHARGE TYPE BATHTUBS, RESIDENTIAL GARBAGE DISPOSALS ARE NOT ANTICIPATED FOR THIS DESIGN, IN THE EVENT THAT SUCH AN INSTALLATION IS CONTEMPLATED FOR THE PROPOSED HOUSE, A LARGER SEPTIC TANK AND INCREASED LEACHING FIELD CAPACITY WILL BE REQUIRED, LEACHING SYSTEM CONSTRUCTION NOTES: 1, TOPSOIL TO BE STRIPPED OFF PRIOR TO FILLING. FILL MATERIAL BETWEEN AND BEYOND TRENCHES TO BE PERVIOUS, GOOD QUALITY AND CLEAN MEDIUM SAND (SELECT FILL) PLACED AND COMPACTED IN 6" LIFTS, SELECT FILL SHALL MEET THE FOLLOWING MINIMUM REQUIREMENTS: A. THE FILL SHALL NOT CONTAIN ANI' MATERIAL LARGER THAN 3 INCHES. B, THE FILL SHALL NOT CONTAIN MORE THAN 45 PERCENT GRAVEL (GRAVEL IS BETWEEN NO.4 & 3" SIEVES) NO MORE THAN 45 PERCENT OF THE MATERIAL CAN BE RETAINED ON THE N0, 4 SIEVE, C, THE FILL LESS THE GRAVEL SHALL MEET THE FOLLOWING GRADATION CRITERIA: SIEVE SIZE: #4 #10 #40 #100 #200 %PASSING: 100 70-100 **10-50 0-20 0-5 `fl'fSIEVE %PASSING: 100 70-100 10-75 0-5 0-2,5 D1_Y SIEVE PERCENT PASSING THE #40 SIEVE CAN BE INCREASED TO NO GREATER THAN 75% IF THE PERCENT PASSING THE #100 SIEVE DOES NOT EXCEED 10% AND THE #200 SIEVE DOES NOT EXCEED 5%, 2• DOCUMENTATION OF TEST RESULTS ARE TO BE PROVIDED TO THE HEALTH DISTRICT, 3, FILL MATERIAL TO BE PLACED PRIOR TO TRENCH EXCAVATION, NO TRAFFIC OTHER THAN TRACK -DRIVEN EQUIPMENT IS TO CROSS, DUMP, UNLOAD OR OTHERWISE COMPACT THE FILL AREA AFTER TOPSOIL REMOVAL, FILL MATERIAL TO BE DUMPED AT THE EDGE OF THE STRIPPED AREA AND SPREAD AND COMPACTED WITH TRACK -DRIVEN VEHICLES, STOCKPILING IS TO TAKE PLACE UPGRADIENT OF THE LEACHING AREA, THE AREA DOWN GRADIENT OF THE LEACHING AREA IS NOT TO BE DISTURBED. SEPTIC SYSTEM CONSTRUCTION NOTES: 1, CONSTRUCTION SEQUENCE: A. STRIP & STOCKPILE TOPSOIL FROM LEACHING TRENCH AREA, B. PLACE SELECT FILL TO 8 BELOW EXISTING GRADE,(IF REQUIRED), C. CONSTRUCT LEACHING TRENCHES TO DESIGN LINE & GRADE, D. LOAM, FINE GRADE TO FINISHED GRADE AND SEED, PROTECT DISTURBED AREAS WITH EROSION CONTROLS UNTIL FIRST MOWING, 2. THE PIPE BETWEEN THE HOUSE AND SEPTIC TANK SHALL BE 4 IN, EXTRA HEAVY CAST IRON, DUCTILE IRON OR EXTRA STRENGTH PVC ASTM D1785 SCHD 40 OR APPROVED EQUAL, 3• ALL DISTRIBUTION PIPE IS TO BE ASTM D3034 SDR 35 (4"PVC) OR APPROVED EQUAL UNLESS NOTED. 4, SEPTIC TANK SHALL BE SET LEVEL ON A MINIMUM OF 6" OF PROCESSED GRAVEL OR BROKEN STONE ON COMPACTED SUBGRADE. 5, THERE ARE NO APPARENT WELLS OR SEPTIC FIELDS WITHIN 75' OF THE PROPOSED WELL AND SEPTIC SYSTEM AS SHOWN ON THIS PLAN. 6, APPROVED STONE AGGREGATE FOR LEACHING TRENCHES SHALL BROKEN STONE, CRUSHED STONE, OR SCREENED GRAVEL MEETING CT DOT FROM 814A SPECIFICATION FOR M.01.01 FOR NO.4 STONE: SIEVE SIZE PERCENT PASSING (BY WEIGHT) 2 -INCH 100 1 -1/2 -INCH 90-100 1 -INCH 2O-55 3/4 -INCH 0-10 3/8 -INCH 0-5 7, THE LOCATION AND ELEVATION OF THE PROPOSED SEPTIC SYSTEM SHALL BE STAKED IN THE FIELD BY A LICENSED LAND SURVEYOR, NOTES: 1, TOPOGRAPHIC INFORMATION ON THIS PLAN COMPLIES WITH T-2 MAPPING STANDARDS, 2• PROPOSED HOUSE AND SEPTIC SYSTEM TO BE STAKED IN THE FIELD BY A LAND SURVEYOR LICENSED IN THE STATE OF CONNECTICUT. 3. BASE FOR LEVELS: PER SUBDIVISION PLAN.. 4. THE PROPERTY IS LOCATED IN ZONING DISTRICT - R-40. 5. THERE ARE NO WELLS LOCATED WITHIN 75' OF THE PROPOSED SEPTIC SYSTEM LOCATED ON ABUTTING PROPERTIES. 6. TOTAL AREA OF PROPERTY - (11.54 ACRES 7. A BENCHMARK IS TO BE PLACED WITHIN 50' OF THE PROPOSED HOUSE & SEPTIC SYSTEM AT THE TIME OF CONSTRUCTION, 8. ALL UNDERGROUND UTILITIES SHOULD BE MARKED OUT PRIOR TO THE START OF CONSTRUCTION. REFERENCE MAP: RESUBDIVISION PLAN - CONCEPTUAL DEVELOPMENT PLAN PREPARED FOR GNN HOLDINGS, LLC, 70 WILLAMS ROAD. MONTVILLE (OAKDALE) CONNECTICUT, SCALE: 1 "=40', DATE: JUNE 2018, REV, T08/20/18, PREPARED BY BOUNDARIES, LLC.