HomeMy WebLinkAboutCertificate of Compliance - 475 WINTER STREET 6/17/2011 11ii ■
PUBLIC WEALTH PAT
Town of North Andover
Community Development Division
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As of.-
jMne_1 7 2011
Tfiiis is to certify Mat tfze individuarsu6surface d sposafsystem received a
SATISTACTORT IM(PECTIOX of the:
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On-Site Sewage "osafSystem
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Todd'Bateson
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4 75' Winter Street
Map—1 04..X~Parcel-0083
Tfie Issuance of this certificate shaffnot 6e construed as a guarantee that the system wifffunction satisfactorify.
.'(Pu6hc 9Tealt6 Director
1600 Osgood Street,North Andover,Massachusetts 01045
Phone 970,60$.9540 fox 970.6$0.0476 Web www.towoofnorthandover.cona
North ,Andover Health Department
ent
(omrnurrity Development Division
NSITE WASTEWATER SYSTEM CONSTRUCTION NOTE
LOCATION INFORMATION
ADDRESS: ❑ , ❑ MAP: LOT:
INSTALLER. � s, ° "
DESIGNER:
PLAN DATE:
BOH APPROVAL DATE 4LAN1,""
"
INSPECTIONS ,--❑-❑1/
TANK INSPECTION:
DATE OF BED BOTTOM INSPECTION:
DATE OF FINAL CONSTRUCTION INSPECTION:
DATE OF FINAL GRADE INSPECTION: ❑ ,
SITE CONDITIONS � �
❑ Contractor reports any changes to design plan
❑ Existing septic tank properly abandoned
❑ Internal plumbing all to one building sewer
❑ Topography not appreciably altered
Comments:
SEPTIC TANK
❑ Building sewer in continuous grade, on
compacted firm base
❑ Cleanouts per plan
❑ Bottom of tank hole has 6" stone base
❑ Weep hole plugged
❑ gallon tank has been installed
loading
❑ Monolithic tank construction
❑ Water tightness of tank has been achieved by
testing
❑ Inlet tee installed, centered under access port
❑ Outlet tee installed, centered under access port
(gas baffle/effluent filter)
❑ inch cover to within 6" of final grade
installed over one access port
❑ Hydraulic cement around inlet & outlet
Comments:
PUMP CHAMBER
❑ Bottom of tank hole has 6" stone base
❑ Weep hole plugged
❑ gallon Pump Chamber installed
❑ loading
❑ Monolithic tank construction
❑ Inlet tee installed, centered under access port
❑ Pump(s) installed on stable base
❑ Alarm float working
❑ Pump On/Off floats working
❑ Separate on/off floats
❑ Drain hole in pressure line
❑ cover at final grade installed over pump
access port
❑ Water tightness of tank has been achieved by
testing
❑ Hydraulic cement around inlet & outlet
Comments:
CONTROL PANEL
❑ Alarm & Pump are on separate circuits
❑ Alarm sounds when float is tripped
❑ Location of control panel: basement
❑ Alarm signal located inside: basement
Comments:
DISTRIBUTION-BOX
❑ Installed on stable stone base
❑ H-20 D-Box
❑ Inlet tee (if pumped or >0.08'/foot)
❑ Hydraulic cement around inlet & outlets
❑ Observed even distribution
❑ Speed levelers provided (not required)
Comments:
SOIL ABSORPTION SYSTEM (General)
❑ Bottom of SAS excavated down to C soil layer,
as provided on plan
❑ Size of SAS excavated as per plan
❑ Title 5 sand installed, if specified on plan
❑ 40 Mil HDPE barrier installed
❑ Laterals installed and ends connected to
header (and vented if impervious material
above)
❑ Elevations of laterals and chambers installed as on
approved plan
❑ Retaining wall (boulder/ concrete /timber/ block)
❑ Final cover as per plan
Comments:
SOIL ABSORPTION SYSTEM (Gravel-less Chambers)
❑ Brand and Model of Chamber: Standard Quick
4 Infiltrator Chambers
❑ Number of chambers per row:
❑ Number of rows (trenches):
Comments: Total Chambers =
BM =
HR =
HI =
SYSTEM ELEVATIONS
ROD AS-BLT INVERT DESIGN INVERT
ELEVATION ELEV ELEV
Benchmark
Building Sewer OUT
Septic Tank IN
Septic Tank OUT
Pump Chamber IN
Pump Chamber OUT
Distribution Box IN
Distribution Box OUT
Lateral 1 TOP
Lateral 1 INVERT
Lateral 2 TOP
Lateral 2 INVERT
Lateral 3 TOP
Lateral 3 INVERT
Lateral 4 TOP
Lateral 4 INVERT
Lateral 5 TOP
Lateral 5 INVERT
Lateral 6 TOP
Lateral 6 INVERT
Top of Chamber
Bottom of Bed/Chamber
SKETCH PLAN
CRITICAL SETBACK DISTANCES
Mark those distances checked in the field against the design plan and regulatory
setback
Tank SAS Sewer
® Property line 10 10 --
® Cellar wall 10 20 --
® Inground pool 10 20 --
® Slab foundation 10 10 --
® Deck, on footings, etc 5 10 --
® Waterline 10 10 10'
® Private drinking well 75 1002 50
® Irrigation well 75 100
® Surface Water 25 50
® Bordering Vegetated Wetland ,
Salt Marsh, Inland/Coastal Bank 75 100
® Wetlands bordering surface
water supply or trib. (in Watershed) 150 150
® Trib. to surface water supply 325 325
® Public well 400 400
® Interim Wellhead Prot. Area
® Reservoirs 400 400
® Drains (wat. supply/trib.) 50 100
® Drains (intercept g.w.) 25 50
® Drains (Other)Foundation 10(5) 20(10)
® Drywells 20 25
Suction line 222(2)
2 100 feet is a minimum acceptable distance and no variance is allowed for a lesser distance(NA 5.02).
3 As defined in 310 CMR 10.55, 10.32, 10.54, and 10.30,respectively,pursuant to 15.211(3), also by NA
wetland bylaws