64 Plan Review 2016 PLAN REVIEW- SYSTEM COMPONENTS
City/Town e d ,/4)
Lot Number / Address
Application No.0016 -1/
NOWE ER/di G 6e 7/ l2yest A) 11- /T/
fjl�S/S
a5 /- >75
Kd
OWNER
ADDRESS
TELEPHONE # ( ) 3.070 96O/
DESIGN
ENGINEER\SANITARIAN
&T7 P
FACILITY DESIGNED FOR
A. /Single or Multifamily dwelling
#Bedrooms
3
Garbage Disposal yes_
no_X
Total Design Flow gallons per day
B.
Other(describe)
Pel
Design Basis 330 @ /�//C7 `y
Total Design Flow 3 55. a gpd
COMMENTS or PROBLEMS:
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ITEMS 71 TE:
Pipe diameter
Schedule of pipe
Watertight joints
BUILDING SEWER
Slope (min for 4"pipe is 0.01
or 'A" per foot)
Invert elevation at building
or 1418." per foot; desired slope is 0.02
�
Length 2‘
Alignment and grade
9d, s
(manholes required at changes in both alignment and grade.)
Manhole (Must have metal frame and cover at grade)
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SEPTIC TANK
Tank size at least 200 % of design flow
(minimum tank size is 1,500 gal)
2"-3" drop from inlet to outlet
Minimum 4' liquid depth
Tees extend 6" above flow line
Inlet tee 10" below flow line(minimum)
Air space (3"above tees,9" above flow line)
Depth of outlet tee (minimum 14")
Access manhole over center of tank and each tee
Number of compartments=
•
Gas baffle on new construction
Septic tank detail provided
Buoyancy calculation (if necessary)
On 6"crushed stone
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DISTRIBUTION BOX
ITEMS TO NOTE:
VI Inlet elevations 9 5 !
1/........ -Outlet elevations get.. /�%
Drop (inlet-outlet) CK
'
/�/ Sump (6" minimum) Baffle or inlet tee
MI outlets at same elevation ventilation
II
aanhole cover to grade r / • of outlets
size of outlets(diameter)
Distribution laterals: No.
Detail Provided
Size
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LEACH FIELD
Items to note: /�
Dimension of field(s): Length / Width
_ Number of fields Field separation_(10 ft. min)
Total area provided for disposal (sq. ft.)
(1 x w x no.of fields)
1- lions of treatment provided:
Bottom area x loading factor (from 15.242)= gal.
(must be equal or greater than design flow)
Note: Leaching area must be increased if garbage grinder is used.
/Elevation ation of bottom of the field
ev 544 2-
(must be 4 ft/or 5 ft above max.high groundwater depending on perc rate.)
63416 7 96.
Number of distribution pipes
✓TYpe
Length (100'max.)
Slope(min. 0.005)
_�5jtacing(6' max.)
Depth of stone beneath pipe
(min 6")
Plan states stone is double washed
2'„cover of 1/8" to 'A" stone over pipe crown
v .,nds capped
g/Aggregate depth 6" minimum and 12" maximum.„... �
�pth of cover material above stone(min.9") y�
Construction of leaching facility in fill? Yes
s�PIIl is specified as TitleV on plan
_ Certification on fill submitted
✓' _ F' is speci or 5' around entire system
oration between lines (6 ft maximum)
Separation between lines and edge of bed-four feet maximum.
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difie-
LEACHING TRENCHES
length
_(max.100')width ( •24)
Number of trenches�— (6+, min)
Depth of stone beneath pipe
Leaching area available sq ft.
bottom=length x width x no.trenches e
hs=trenches
sides=length x depth (2'max)
TOTAL= sq ft.
note: the effective depth shall be equal to the depth of the trenches below
u
the invert of the distribution pipe up to maximum of 2 ft.
!aching (bottom plus sides)x loading factor=gallons treated
are requirements:
area
Totaing factor is based
Loading gallons r e based system perc design(see 15.242)
must be>design flow for system
Total gallons treated by system design must be gn
,EACHING AREA REQUIREMENTS SATISFIED? Yes is ,No
note:leaching area must be increased if garbage grinder e feet separation
Ground water elevation: ___4 feet or
between trench bottom and max.high groundwater. greater
Trench spacing 3 x effective width or depth whichever is gr
Trench width 4 ft maximum
0.005 or 6"per 100 feet)
Pipe slope(min. 0.5f 9")
_ Backf l depth (mi
Ends capped 50 ft are vented.
Distribution lines exceeding
3")
Diameter of distribution pipe (�
The area be line orifice(min.
318, max %") where
The area between trenches shall be designated as reserve area only
the separation distance between the excavation sidewalls is at least six feet.
_ Fill is specified as Title V on plan
Certification on Fill submitted system
Fill is specified for 5" around entire sy
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PLAN REVIEW CHECKLIST
JERAL INFORMATION
ECK TO VERIFY THAT THE PLAN INCLUDES THE FOLLOWING REQUIRED
•O1,MATION:
_/MASS.REG.SANITARIAN,or_—MASS.P.E. stamp and signature
of 1"=40' for plot plan
Scale f 1"=20' for system component details
Legal boundaries of the facility
being served including easements
could affect the imp
act the system installation/performance.
�..
dwellings,buildings existing and proposed impetuous areas
Loco of all existing and proposed impervious areas
Location and dimensions of the system including reserve area
d
Design calculations: Sewage flow �—gp gpd
Septic tank size required
„ ” " provided gPd
North rrow,existing and proposed contours
Location and log of deep hole observation test
date of test
existing grade elevations for each test
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PLAN REVIEW CHECKLIST (coat.)
Name of approving authority representative
Name& approval no.of soil evaluator__---
Location and results of perc test
perc test
n of water lines and other subsurface utilities on facility
ed groundwater elevation in vicinity of the system
Mete profile of the system
A note on the plan listing all variances to the provisions of with the plan
310 CMR 15.00 and local requirements sought in conjunction
!i Locationnao d elevation to dislocation orr loss during conjunction of the facility
if dosing syste is proposed:
/�/,f{� and specifications of the system
/ / /__
complete Pe
uired ,provided
_ dosing chambe capacity; re 4
number of dosing c cies,
depth of cycles
Pager 8 of 16
PLAN REVIEW CHECKLIST (CON'T)
_ Recirculating Sand Filters
_ Complete plans and specifications
hydraulic
location of f the the treatment treatment works and nearest existing street
street and lot number
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DOSING TANK
Dimensions Lx WxD=Vol.
Number/size of siphons
Ca acity gpm
Number and size of pumps(No.�.+ P
Discharge size
Manholes to grade
Groundwater elevation(min. 1 ft below inlet)
_ Pump controls
_ Alarm(on separate power circuit)
_ Buoyancy calculations(if needed)
Pump system calculations
Pager 10 of 16
LEACHING CHAMBERS/PITS
S TO NOTE
Manufacturer
Installation
Bed Formation
_ Number of beds of trenches Length
Width
Depth
ching area available
tom: (length x width x no.of pits) 2 x(width (2'max) x#of pits.
es: (2 x(length x depth (2'max.) (2
ft.�
tal leaching area available=
AREA REQUIREMENTS:
otal leaching area(bottom+sides)x loading factor from 15.242
rester than or equal to the design
low
gals. This leaching area if garbage grinder is used.
low for the crease leaching
_ Distribution Trenches:every 20 feet
Beds: area for pipe not to exceed
60x60 feet
Trenches:2 x effective depth or width
_ Spacing Beds: 4 feet between excavation sidewalk.
Manholes (min -one 20" access per unit; a 24" diam for>2,000 gal units)
Stone around chamber(12"to 48"of%"to 1 'h" stone)
2" cover of 1/8"to 'h" stone
4' separation between max.high GW and trench bottom?Yes No —
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PLAN REVIEW'SYSTEM SITING
wined By: ...... Approval# .................
Date .....................
Messed By:.............................................
y:.............................................
Owner's Name,
ation Address or Address and
Number: Telephone No.
ice Review
NO —_ YES
Wished Soil Survey: p ......
Year Published ............Publication Soil Ma
Drainage Class ............ Soil Limitations ....................
trl'icial Geologic Report Available: No Yes
Year Published ............ Publication Scale ................. ....
Geologic Material(Map Unit) .................................
Landform .........................
food Insurance Rate Map:
Above 500 year flood boundary No Yes
Within 500 year boundary
No Yes
Within 100 year flood boundary No_ Yes
Pager 12 of 16
and Area:
National Wetland Inventory Map(map wilt)
Wetlands Conservancy Program Map(map unit)
rent Water Resource Conditions(USGS): Month
Normal _ Below Normal
Range: Above Normal
ier References Reviewed:
nimum setback distances(where applicable)shall be shown on the plan for the proposed
,posal facility (septic tank and soil absorption system.)
Soil Absorption
Septic Tank System(SAS)
property line
10 10
Cellar wall/inground
sw' ' g pool
Slab Foundation
Water supply
pressure line_
urface waters
(except wetlands)
10 20
10 25
1
10 10
25
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50
Septic Tank
SAS
—Bordering vegetated
wetlands,salt marshes, 25 50
inland and coastal banks
SURFACE WATER SUPPLY 400
reservoirs and impoundments 400
200
tributaries to SWS
200
te Wetlands bordering SWS or 100
thereto
100
100
ernal Pools
100
1 well
100
orivact water supply we 50
or suction line
JBLIC WATER SUPPLY WELL
Gravel packed
ubular
Irrigation well
en,subsurface,or
surface drains which
discharge to SWS or
tributaries thereto
4
400 400
2
250 250
2
10 25
50
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100
Other open,surface or
subsurface drains (ex-
eluding foundation drains)
which intercept seasonal high
7palffidwater
_Other open,surface of
subsurface drains (ex-
clyding foundation drains
Septic Tank
25
5
Soil Absorption
System
50
10
Leaching and catch 10
25
N/A 15' (min)to
top of
3:1 slope
Downhill slope
7 Insp n Port(s)
Magnetic Tape
Correct#of deep hole per code revision
Note: slope stabilization shall be provided(including
retaining walls)when an adjacent downhill slope
to a disposal facility is greater than 3:1.
Pager 15 of 16
EFFLUENT LOADING RATES
(gpd/sq.ftJday)
'ERC.RATE SOIL CLASS
min./m.) CLASS I CLASS II CLASS III CLASS IV
<5 0.74 0.60
6 0.70 .0.60
7 0.68 0.60
8 0.66 0.60
10 - 0.60
15 0.56 0.37
20 0.53 0.34
0.40 0.33
25
30 0.33 0.29
Loading criteria listed below apply only to the upgrade of existing systems pursuant
to 310 CMR 15.405 (1)(c)or systems constructed pursuant to 310 CMR 15.417
0.25
40 0.15
60
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