HomeMy WebLinkAboutSite PlanSANITARY' SYSTEM DESIGN
WENTWORTH CIVIL ENGINEERS, LLC
177 WEST TOWN ST.
LEBANON, CT 06249
JOB NO.
DATE:
NUMBER OF BEDROOMS`.-.------- 3
HOLE NO. PT 1
WJE!
PERCOLATION RATE ------------ 5.0 MIN./IR.
2011
ABSORPTION AREA REQUIRED_..--- 495 S.F. (MIN.)
READING
USE 4' WIDE TRENCHES------- 165 L.F. REQ'D
1:25
USE 3 TRENCHES @_.--__. --- 55 L.F. EACH
SEPTIC TANK CAPACITY -------- 1,000 CAL. (MIN.)
12"
SANITARY SYSTEM ELEVATIONS
1:55
2
EXISTING GROUND „ELEVATION---_...-, 425.8 424.9 423.9
BOTTOM OF TRENCH ---------- 424.1 423.2 422.2
FL. DISTRIBUTION LINE - - ----- 424.6 423.8 422.7
DIST. BOX OUT (DISTRIBUTION LINE) 424.6 423.8 422.7
DIST. BOX OUT (H.L. OVERFLOW) 424.85 424.05
DISTRIBUTION BOX INLET ------- 424.75 423.95 422.85
SEPTIC TANK OUTLET--------- 425.2 (MIN.)
SEPTIC TANK INLET--__-._---- 425.45
FL. 4" SCH. 40 0 FDN. WALL--._.- 426.2 (MIN.)
TOP OF FOUNDATION -....__---r.-- 435.1
BASEMENT FLOOR------__®-_ 427.6±
TOP OF SEPTIC TANK,-------_ 426.2±
INDICATES HIGH LEVEL OVERFLOW IN DISTRIBUTION BOX (SEE DETAIL)
NOTE: BOTTOM OF LEACHING TRENCHES TO EXTEND NO DEEPER THAN 20" BELOW
EXISTING GRADE.
NOTE: EXISTING GROUND ELEVATIONS INTERPOLATED FROM EXISTING FIELD
TOPOGRAPHY.
NOTE: SEPTIC TANK MANHOLE RISERS ARE TO BE EXTENDED
TO WITHIN 1.0 FEET OF FINISHED GRADE.
MLS CALCULATIONS
RESTRICTIVE LAYER : 38" MLSS HF x FF x PF
SLOPE :: 8.1-107. MLSS 24 x 1.5 x 1.0
NO. BEDROOMS - 3
PERC. RATE : 5.0 MIN./IN. MLSS = 36 L.F.
SOILS DATA
TEST PIT DATA TAKEN FROM REFERENCED SUBDIVISION PLANS
TEST PITS PERFORMED BY UNCAS HEALTH DISTRICT 5-08-00
PERRICOLATION RATE: 5 MINjlN.
TP Fl 3A
0 - 7" 'TOPSOIL
7 -22" SUBSOIL
22-66" GRAVEL
GROUNDWATER: 60"
LEDGE: ;NONE OBSERVED
MOTTLING: NONE OBSERVED
TP F] 3B
0 - 4" TOPSOIL
4 - 38" SUBSOIL
38-76" GRAVEL
GROUNDWATER: 38"
LEDGE: ;NONE OBSERVED
MOTTLING: NONE OBSERVED
TP F] 3C
0 - 4" TOPSOIL
4 -50" TAN FINE SAND
50-86' GREY FINE SAND
GROUNDWATER: 50"
LEDGE: ;NONE OBSERVED
MOTTLING" NONE OBSERVED
TP Fl 3D
a-----5-"-TOP,SOIL
5 -25" SUBSOIL
25-31" FINE GREY SAND
31-73" GRAVEL
GROUNDWATER: 47"
LEDGE: ,NONE OBSERVED
MOTTLING: NONE OBSERVED
PROVIDE 3" HIGH LEVEL
OVERFLOW ON OUTLET PIPE
TO NEXT TRENCH. CUT
45, 22 OR END CAP TO
SET OUTLET ELEVATION AT
3" ABOVE DIST. TRENCHLF.L.
OUT TO
NEXT D.BQX
411
m
12K
ml
m
m
1 3/4" WALLS
SET D.BOX OUTLETS
TO DISTRIBUTION LINE
0 TRENCH F.L.
IN
7 1/2'
DISTRIBUTION BOX DETAIL
NOT TO SCALE
SCALE 1"=10' HORZ.
4jo
5
Em
EK
4" MIN . T(TP'SOIL LAYER FILTER FABRIC
4" MIN. BACKFILL
r
4 PERF. P.V.C.
1' STONE 632
18" 41
MOTTLING OR GROUND WATER
LEDGE
4) WIDE TRENCH DETAIL
NOT TO SCALE
zom
V)
V) f
all nu D.O.T. NO. 7 STONE OVER
STABILIZATION GEOTEXTILE
VE TOPSOIL & ORGANICS
R TO CRUSHED STONE PLACEMENT
a
C 01'NSTRUCTION EIN'TRA.NCE DETAIL
NO SCALE
1p
WETLANDS LOCATION PER
SUBDIVISION MAP
424
LIMITS OF BUILDING
ENVELOPE
422
DR
11. ALL JOINTS SEALED WITH BUTYL RUBBER SEALANT.
2. ALL INLETS AND OUTLETS HAVE STATE APPROVED SEALS.
3. MEETS ASTM C 1227-97A.
4. CONCRETE STRENGTH 5,000 PSI MIN. AT 28 DAYS.
1,COO GAL. SEPTIC TANK DETAIL
NOT TO SCALE
50' BUFFER
WF#11-101
423x5
42,3x6
c
0 29,-4" SH. 40 PVC
A D-1 785
0 . /l MIN.
Fl 3B
v
WF#11-90
LOT #44/3-014
lid
4 x3 STOCKPILE
HOUSE SITE DEVELOPMENT
PLOT P LAN S FOR EACH LOT SHALL INDICATE PROPOSED SEDIMENTATION AND EROSION
CONTROLS. THE PROPOSED HOUSE LOCATION, LOT GRADING, LIMIT OF TREE CLEARING,
DRIVEWAY DESIGN, SEPTIC SYSTEM DESIGN AND SITE DRAINAGE PLAN SHALL ALSO BE
SHOWN. THESE PLANS SHALL BE SUBJECTUBJECT TO REVIEW AND APPROVAL BY THE TOWN.
ALL DRIVEWAY SHOULDERS SHOULD BE STABILIZED IMMEDIATELY UPON COMPLETION
OF ROUGH GRADING. SHOULDER SEED BED PREPARATION SHOULD FOLLOW THE
GENERAL NOTES PROVIDED. HAY BALES OR SILT FENCE SHOULD BE USED TO ENTRAP
ANY SEDIMENT GENERATED FROM EXPOSED SOIL SURFACES. DRIVEWAY ROADBEDS
31-1A1_1_ BE STABILIZED WITH COMPACTED ROAD AGGREGATE AS SOON AS POSSIBLE.
TOPSOIL AND EXCAVATED SUBSOIL FROM THE FOUNDATION AREA SHOULD BE
STOCKPILED WITHIN THE AREA OF DISTURBANCE IF NOT USED FOR ON SITE REGRADING.
EACH STOCKPILE MUST BE ADEQUATELY RINGED WITH SEDIMENT CONTROL MATERIALS
I.E. HAY BALES AND / OR SILT FENCE).
ANY ADDITIONAL STOCKPILING OF LUMBER OR BUILDING MATERIALS SHOULD ALSO BE
CONFINED TO THE AREA OF DISTURBANCE. SIMILARLY, VEHICULAR MOVEMENT
SHOULD BE DIRECTED TO ESTABLISHED PARKING AREAS. PROPOSED LEACHING SYSTEM
AREAS MUST NOT BE IMPACTED BY VEHICULAR TRAFFIC OR UTILIZED AS PARKING
AREAS. DEVELOPMENT OF SEWAGE DISPOSAL LEACHING AREAS SHOULD BE STAGED TO
FOLLOW HOUSE SITE. PREPARATION. ONLY THE PRIMARY LEACHING SYSTEM NEED BE
CLEARED OF EXISTING VEGETATION IN COORDINATION WITH THE APPROVED SEPTIC
SYSTEM DESIGN. RESERVE AREAS SHOULD REMAIN UNALTERED IF SITE CONDITIONS
PEIIMIT.
CONTRACTORS SHALL PROVIDE DUMPSTERS AT EACH HOUSE SITE DURING
CO STRUCTION FOR DISPOSAL OF CONSTRUCTION WASTE MATERIALS. THERE SHALL BE
NO, OUTSIDE STOCKPILES OF CONSTRUCTION WASTE MATERIALS OR DEBRIS.
NOTE: UNDERGROUND ND UTILI . TY LOCATIONS ARE APPROXIMATE ONLY.
VERIFY ALL LOCATIONS IN THE FIELD BEFORE START OF CONSTRUCTION.
SEE NOTE BELOW)
W kNING: THESE PLANS NOT TO BE USED FOR LOCATION OF UNDERGROUND UTILITIES.
CALL BEFORE YOU DIG 1-800-922-4455 TWO WORKING DAYS BEFORE YOU DIG.
ALL PROPOSED ELEVATIONS ARE IN RELATION TO CONTOURS SHOWN.
FltI ELEVATIONS MAY BE ADJUSTED AS FIELD CONDITIONS WARRANT.
VERIFY ALL GRADES IN THE FIELD
VL-' FOUNDATION DIMENSIONS PRIOR TO CONSTRUCTION
REFERENCE MADE TO MAPS TITLED:
1. "SUBDIVISION PLAN ZONING DISTRICT WRP-160, R-80 AND
R-120 PREPARED FOR OXIBY FARM, LLC FORSYTH ROAD, OLD
COLCHESTER ROAD & OXOBO DAM ROAD MONTVILLE, CONNECTICUT"
BY CHANDLER, PALMER & KING, NORWICH, CT, DATE 5-0100, REV.
9-06-00.
2. "TOPOGRAPHIC SURVEY LOT #44/3-013 OXIBY FARM #1402 OLD
COLCHESTER ROAD MONTVILLE, CONNECTICUT" BY ROBERT R.
WEAVER LS, EAST HADDAM, CT DATE: 6-07-16, SCALE:1"=20'.
I
Y
w
x
0
z
z0
mw
m
W
z
CLw -
af (n
W
m
W
W ujui -i
W
L071" AREA -
1) 374) 790 ±SIT"-'
LEGEND
ow PROPERTY LINE
D IP EXIS T. IRON PIN OR PIPE
442 EXISTING CONTOUR
442 PROPOSED CONTOUR
am MA WIN el -lam mm am mw PROPOSED SILTFENCE / RAYBALES
EXISTING CLEARING LINE
PROPOSED CLEARING! LINE
D A TE:
WENTWORTH CIVIL ENGINEERS, LLC
177 WEST TOWN ST.
LEBANON, CT 06249
JOB NO.
DATE:
2016-010 -TEST
4-18-16
HOLE NO. PT 1
WJE!
DEPTH OF HOLE,:
PERCOLATION TEST COND..
2011
TIME READING PRESOAK 0 10.30
1:25 611
1:45 12"
1:55 13-3/4"
2:05 15-1/2"
2:15 17-1/4" 8 min./in.
50' BUFFER
WF#11-101
423x5
42,3x6
c
0 29,-4" SH. 40 PVC
A D-1 785
0 . /l MIN.
Fl 3B
v
WF#11-90
LOT #44/3-014
lid
4 x3 STOCKPILE
HOUSE SITE DEVELOPMENT
PLOT P LAN S FOR EACH LOT SHALL INDICATE PROPOSED SEDIMENTATION AND EROSION
CONTROLS. THE PROPOSED HOUSE LOCATION, LOT GRADING, LIMIT OF TREE CLEARING,
DRIVEWAY DESIGN, SEPTIC SYSTEM DESIGN AND SITE DRAINAGE PLAN SHALL ALSO BE
SHOWN. THESE PLANS SHALL BE SUBJECTUBJECT TO REVIEW AND APPROVAL BY THE TOWN.
ALL DRIVEWAY SHOULDERS SHOULD BE STABILIZED IMMEDIATELY UPON COMPLETION
OF ROUGH GRADING. SHOULDER SEED BED PREPARATION SHOULD FOLLOW THE
GENERAL NOTES PROVIDED. HAY BALES OR SILT FENCE SHOULD BE USED TO ENTRAP
ANY SEDIMENT GENERATED FROM EXPOSED SOIL SURFACES. DRIVEWAY ROADBEDS
31-1A1_1_ BE STABILIZED WITH COMPACTED ROAD AGGREGATE AS SOON AS POSSIBLE.
TOPSOIL AND EXCAVATED SUBSOIL FROM THE FOUNDATION AREA SHOULD BE
STOCKPILED WITHIN THE AREA OF DISTURBANCE IF NOT USED FOR ON SITE REGRADING.
EACH STOCKPILE MUST BE ADEQUATELY RINGED WITH SEDIMENT CONTROL MATERIALS
I.E. HAY BALES AND / OR SILT FENCE).
ANY ADDITIONAL STOCKPILING OF LUMBER OR BUILDING MATERIALS SHOULD ALSO BE
CONFINED TO THE AREA OF DISTURBANCE. SIMILARLY, VEHICULAR MOVEMENT
SHOULD BE DIRECTED TO ESTABLISHED PARKING AREAS. PROPOSED LEACHING SYSTEM
AREAS MUST NOT BE IMPACTED BY VEHICULAR TRAFFIC OR UTILIZED AS PARKING
AREAS. DEVELOPMENT OF SEWAGE DISPOSAL LEACHING AREAS SHOULD BE STAGED TO
FOLLOW HOUSE SITE. PREPARATION. ONLY THE PRIMARY LEACHING SYSTEM NEED BE
CLEARED OF EXISTING VEGETATION IN COORDINATION WITH THE APPROVED SEPTIC
SYSTEM DESIGN. RESERVE AREAS SHOULD REMAIN UNALTERED IF SITE CONDITIONS
PEIIMIT.
CONTRACTORS SHALL PROVIDE DUMPSTERS AT EACH HOUSE SITE DURING
CO STRUCTION FOR DISPOSAL OF CONSTRUCTION WASTE MATERIALS. THERE SHALL BE
NO, OUTSIDE STOCKPILES OF CONSTRUCTION WASTE MATERIALS OR DEBRIS.
NOTE: UNDERGROUNDND UTILI . TY LOCATIONS ARE APPROXIMATE ONLY.
VERIFY ALL LOCATIONS IN THE FIELD BEFORE START OF CONSTRUCTION.
SEE NOTE BELOW)
W kNING: THESE PLANS NOT TO BE USED FOR LOCATION OF UNDERGROUND UTILITIES.
CALL BEFORE YOU DIG 1-800-922-4455 TWO WORKING DAYS BEFORE YOU DIG.
ALL PROPOSED ELEVATIONS ARE IN RELATION TO CONTOURS SHOWN.
FltI ELEVATIONS MAY BE ADJUSTED AS FIELD CONDITIONS WARRANT.
VERIFY ALL GRADES IN THE FIELD
VL-' FOUNDATION DIMENSIONS PRIOR TO CONSTRUCTION
REFERENCE MADE TO MAPS TITLED:
1. "SUBDIVISION PLAN ZONING DISTRICT WRP-160, R-80 AND
R-120 PREPARED FOR OXIBY FARM, LLC FORSYTH ROAD, OLD
COLCHESTER ROAD & OXOBO DAM ROAD MONTVILLE, CONNECTICUT"
BY CHANDLER, PALMER & KING, NORWICH, CT, DATE 5-0100, REV.
9-06-00.
2. "TOPOGRAPHIC SURVEY LOT #44/3-013 OXIBY FARM #1402 OLD
COLCHESTER ROAD MONTVILLE, CONNECTICUT" BY ROBERT R.
WEAVER LS, EAST HADDAM, CT DATE: 6-07-16, SCALE:1"=20'.
I
Y
w
x
0
z
z0
mw
m
W
z
CLw -
af (n
W
m
W
W ujui -i
W
L071" AREA -
1) 374) 790 ±SIT"-'
LEGEND
ow PROPERTY LINE
D IP EXIS T. IRON PIN OR PIPE
442 EXISTING CONTOUR
442 PROPOSED CONTOUR
am MA WIN el -lam mm am mw PROPOSED SILTFENCE / RAYBALES
EXISTING CLEARING LINE
PROPOSED CLEARING! LINE
D A TE: 7-11-16
SHEET I OF 1
omj.