HomeMy WebLinkAboutSeptic - Full Repair - Consultant Review - 328 CAMPBELL ROAD 9/26/2022
North Andover Health Department
Community and Economic Development Division
ONSITE WASTEWATER SYSTEM CONSTRUCTION NOTES
LOCATION INFORMATION
ADDRESS: 328 Campbell Road MAP: 106.D LOT: 0024
INSTALLER: Mark Finn - Permit # 66541
DESIGNER: Charlie Wear
PLAN DATE: 8/24/21
BOH APPROVAL DATE ON PLAN: 05.19.2022
INSPECTIONS
TANK INSPECTION: 06.02.2022 S.Casey
DATE OF BED BOTTOM INSPECTION: 06.10.2022 S.Casey
DATE OF FINAL CONSTRUCTION INSPECTION: 6-28-22
DATE OF FINAL GRADE INSPECTION: 8/3/2022
SITE CONDITIONS
Contractor reports any changes to design plan
Existing septic tank properly abandoned, if
present
Internal plumbing all to one building sewer
Topography not appreciably altered
Comments: 6/28/22 D. Ottenheimer – existing cesspool pumped of contents but
not yet filled in, contractor will do so
SEPTIC TANK
Building sewer in continuous grade, on
compacted firm base
Cleanouts per plan
Bottom of tank hole has 6” stone base
Tank size and loading per plan
Monolithic tank construction
If monolithic, water tightness of tank has been
achieved by visual testing
If 2-piece, water tightness of tank has been
achieved by water / vacuum test (circle one)
Inlet tee installed, centered under access port
Outlet tee installed, centered under access port
Gas baffle installed
If effluent filter, riser to finished grade over filter
Riser with cover to within 6” of finish grade
installed over one access port
Manhole and riser minimum ___ inch diameter
Pipe penetrations appear watertight using
rubber boots
Comments:6/28/22 D. Ottenheimer – Informed installer of need for at least one
riser with manhole cover to within 6” of finished grade
DISTRIBUTION-BOX
Installed on stable stone base
H-20 D-Box
Inlet tee (if pumped or >0.08’/foot)
Hydraulic cement around inlet & outlets
Even distribution observed
Schedule 40 PVC Pipe
Comments:
SOIL ABSORPTION SYSTEM (General)
Bottom of SAS excavated down to specified
soil layer, as provided on plan
Size of SAS excavated as per plan
Sand installed, if specified on plan
Sand displays few fines when handled
40 Mil HDPE barrier installed, if specified on
design plan
Laterals installed and ends capped or
connected to header (and vented if impervious
material above)
Retaining wall material, location and height if
specified on plan
Comments: 6.8.2022 S.Casey – re-scarify front right corner to remove B-layer in
one spot. Reinspect to check sand at 9 am 6.10.2022 - bottom of bed good,
sand good (Bentley Warren)
FINAL GRADE
Final cover as per plan
Loamed
Seeded
Cover per plan
Comments:
DOCUMENTS NEEDED
Certification of Installation Form submitted
by designer and signed and dated by
designer and installer
As-Built Plan by designer
BM =129.10 (door sill)
HR = 0.61
HI = 129.81
SYSTEM ELEVATIONS
ROD AS-BLT INVERT DESIGN INVERT
ELEVATION ELEV ELEV
Building Sewer OUT 3.50 125.98 125.88
Septic Tank IN 3.82 125.66 125.54
Septic Tank OUT 4.10 125.38 125.29
Distribution Box IN 4.46 125.02 124.81
Distribution Box OUT 4.62 124.86 124.64
Lateral 1 BEGINNING 4.72 125.28 124.56
Lateral 1 END 4.98 124.50 124.40
Lateral 2 BEGINNING 4.72 125.28 124.56
Lateral 2 END 4.98 124.50 124.40
Lateral 3 BEGINNING 4.72 125.28 124.56
Lateral 3 END 4.98 124.50 124.40