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HomeMy WebLinkAboutSite Plan426 \ 428\ � �• 430.,,, 43 434 436- 4 � ~�` ~\ `� x92 \\ 444,,,,` ``` ,`,� \ � � ", �\ •9,,� e -.. . `' -,.` 446 448--__ INSTALL & MAINTAIN 610\ - _ 45 48 -- �, �. `` �. � � .� `A CONTINUOUS LINE OF \ ��� � \ •...,, ., L T 4 0 1 SILT FENCE (SEE DETAIL) \ 452--,, 4 ` _ TH#7 460\ PT#3 •✓ 4 - \ \ ' 46 \ �, \ 4� IPIN 2 \ \ REC. <� D -BOX 6Q 57LF OR GEOMATIUX GST -6218 ^' INV. IN=449.90 EXISTING GRADE @ SY kM - 450.2 \ \ \ ~ INV. OUT -449:80 Q6 \ , BOTTOM OF SYSTEM - 448.26 \ STH#8 _ 6 �TOR.OF SYSTEM - 449.70 \ , \ 1,250 (2COMP.) y \ �6LFj�RC FOOTING �� INV. 4" STOP DISTRIBUTION PIPE \449.70\ SEPTIC TANK (..,DR -35) i DRAIN \ \ INV.IN-450.35 / r i OUTLET- 1 \ \ \ (MAX. DEPTH INTO GRADE 24") \ \ \ \ \ INV. OUT -450.10 \ / INV. `. \ \ \ \ \ SEE DETAIL) 451.00 \ \ 4 r \ \ \ 28LF- " C G \ \\ \ \ \ \ (ASTM D1785) PROPOSED \ 'EASEMENT FOR UTILITIES AS PROPOSED \ \ , ` ��� UTILITIES S WN ON SUBDIVISION MAP \ \ \ LIMITS OF CLEARING 2 PROPOSED \WELL \EPIN REC 60 , \ \ \ \ \ \ IPiN \ \\ \ \ REC. © \ \ \ \ \ IPIN65 \ ��g�-•r•�'.-'" \ � �\ ter' { \ \ moo\ � � \ \ \ Sal \17 4-\ \Cl\50 \ \ \ IPIN \ I I \ \ \'\ \ \ LOT#5 REC. LOT# 1 \ 1 \ \ \ d \\ \ LEGEND: TH #9 0"-8" DARK BROWN TOPSOIL F.F. FIRST FLOOR EL, ELEVATION S.F. SQ(1AKE FEET TYP. TYPICAL x410.5 EXISTING SPOT ELEVATION x410.5 PROPOSED SPOT ELEVATION - - 410 - - EXISTING CONTOURS 410� PROPOSED CONTOURS ROOTS TO 45" BUILDING SETBACK LINE U. TEST HOLE o \ \ \ 440 \ \\ ` \ \ \ LOT#2 MON REC. k MON { y �• }Yi fit d YFw, S 760� 5'34" W 25.13' / e CL&P b #6861 PERC TEST DATA PER SUBDIVISION PLAN PERC #3 DEPTH - 29" PRESOAK @ 9:45 11:35-63/4" 11:40 - 8" 11:45 - 9" 11:50-93/4" 11:55 -101/2" 12:00 -111/4" 12:05 -12" 12:10 - 13" 12:15 - 13 1/2" 12:20 -14 1/8" 12:25 -14 5/8" 12:30 -151/8" 12:35 -15 5/8" PERC RATE - 10 MINUTES PER INCH PERC #3R DEPTH - 30" PRESOAK @ 10:15 11:37 - 5 3/4" 11:42 - 6 3/8" 11:47 - 6 3/4" 11:52 - 7 1/4" 11:57 - 71/2" 12:02 - 7 3/4" 12:07 - 8" 12:12 - 8 1/4" 12:17 - 8 1/2" 12:22 - 8 3/4" 12:27 - 9" 12:32 - 9 1/4" 12:37 - 9 5/87" PERC RATE - 20 MINUTES PER INCH ANGLE 100 UP SLOPE FOR STABILITY AND II i�,o SELF CLEANING COMPACTED BACKFILL - NOT TO SCALE 2X2 5/8 16 GA. WIRE MESH 11/2" STANDARD D -BOX W/ELBOW MON pp(` PROVIDE PAVED APRON S 76015'34" W EXISTING ANTI -TRACKING PAD TEST HOLE DATA PER SUBDIVISION PLAN - (UNCAS HEALTH DEPARTMENT 5/24/18) TH #7 0"-8" DARK BROWN TOPSOIL TH #9 0"-8" DARK BROWN TOPSOIL 18"43" BROWN MEDIUM SANDY LOAM 8"40" BROWN MEDIUM SANDY LOAM 43"-80" TAN SILTY SAND & GRAVEL W/COBBLES 40"-80" TAN SILTY SAND &GRAVEL W/COBBLES NO LEDGE, NO REDOX,, NO GROUNDWATER NO LEDGE, NO REDOX, NO GROUNDWATER ROOTS TO 58" ROOTS TO 62" TH #8 0"-8" DARK BROWN TOPSOIL TH #9R 0"-8" DARK BROWN TOPSOIL 8"42" BROWN MEDIUM SANDY LOAM 8"-39" BROWN MEDIUM SANDY LOAM 42"-91" TAN SILTY SAND & GRAVEL W/COBBLES 39:'-86" TAN SILTY SAND & GRAVEL W/COBBLES NO LEDGE, REDOX@42" , NO GROUNDWATER NO LEDGE, NO REDOX, NO GROUNDWATER ROOTS TO 45" ROOTS TO 60" DESIGN DATA 4 BEDOOM RESIDENCE PERC RATE: 10.1 TO 20 MIN. PER INCH SLOPE -23% RESTRICTIVE LAYER - 42" 4 BEDROOM HOUSE REQUIRES (675 + 112.5) =787.5 S.F. OF EFFECTIVE LEACHING AREA MLSS - (HF)16 x (FF) 1.75 x (PF)1.25 = 35' MLSS REQUIRED - 35' MLSS PROVIDED - 57' USE 57LF OF GEOMTRIX GST 6218 (57 x 14 = 798 S.F.) USE 1,250 GAL. 2 COMPARTMENT SEPTIC TANK W/ OUTLET FILTER DEVICE 10'-6" 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 QO #200 <5 1250/1500 GALLON 2 COMPARTMENT SEPTIC TANK NOT TO SCALE FINISH GRADE TO DIRECT RUNOFF AWAY FROM SYSTEM V �-- ASTM C-33 SAND KNOCKOUT INLET AND f ' OUTLET OPENINGS 411 4.. N CT DO #6 STONE - CT DOT #6 STONE ASTM C-33 SAND CROSS SECTION A -A i- DISTRIBUTION PIPE -1 Ll J L U. CAST CONCRETE COVERS PLAN CAPACITIES A B C 1250 GAL 61" 51" 48" 30" (GST 6230) 1500 GAL 69" 59" 56" 4 x 4 12.6/12.6 GA. WIRE MESH 17 1/2" 6 x 66/6 GA. WIMTYRF EMIJUR 36" (GST 6236) INLE f 3" VENT--- LIQUID LEVEL d CONTINUOUS HOT R xl ASPHALT SEAL i. " SCHED. #40 1 1' ,.� . �--� CROSS SECTION 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 QO #200 <5 1250/1500 GALLON 2 COMPARTMENT SEPTIC TANK NOT TO SCALE FINISH GRADE TO DIRECT RUNOFF AWAY FROM SYSTEM V �-- ASTM C-33 SAND f ' 411 4.. CT DO #6 STONE - CT DOT #6 STONE ASTM C-33 SAND CROSS SECTION A -A i- DISTRIBUTION PIPE A H = 6" (GST 6206) s' MIN. FILTER FABRIC 1 � 12" (GST 6212) 18" (GST 6218) 24" (GST 6224) 30" (GST 6230) N ,. , 36" (GST 6236) = t- CT DOT #6 STONE AST -NI C-33 SAND CROSS SECTION B -B GEOMATRIX GST LEACHING SYSTEM `o`��ulco�lvuultrri�, o U TO IdV ISO �° FEF T IS MAP IS SUBSTANTIALLY CORRECT AS I JTE H � S N�T VALID WITHOUT A LIVE SIGNATURE 7 F., * ,st E URVEYOR HEREON. 47,® t 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 TOPSOILTO 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 SANATARIAN, 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 ANY MATERIAL LARGER THAN 3 INCHES. B. THE FILL SHALL NOT CONTAIN MORE THAN 45 PERCENT GRAVEL (GRAVEL IS BETWEEN N0.4 & 3" SIEVES) NO MORE THAN 45 PERCENT OF THE MATERIAL CAN BE RETAINED ON THE NO.4 SIEVE. C. THE FILL LESS THE GRAVEL SHALL MEET THE FOLLOWING GRADATION CRITERIA: SIEVE SIZE: #4 #10 940 #100 #200 %PASSING: 100 , 70-100 **10-50 0-20 0-5 WET SIEVE % PASSING: 100 70-100 10-75 0-5 012.5 DRY 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 CONSTRI-CTION 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 - (11.98 ACRES f). 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.