HomeMy WebLinkAboutSWG2025-00345 TANK ONLY - SWG Application / Design - 9/1/2025 MASON COUNTY 415 N 6TH STREET,SHELTON,WA 98584
SHELTON:360 427-9670,EXT 400
I. BELFAIR:360-275-4467,EXT 400
Public Health Human Services ELMA:360-482-5269,EXT 400
FAX:360-427-7787
On-Site Sewage System Tank Only Permit: SWG2025-00345
APPLICANT Graves,Wes Phone: 3604276110
Address: 2272 E Brockdale RD, Shelton, WA 98584
OWNER KARR BRUCE & MARTHA Phone: 360-968-9748
Address: 1770 SE CRESCENT DR SHELTON, WA 98584
SEPTIC INSTALLER WES GRAVES* Phone: 360-490-9428
Address: PO BOX 1460 SHELTON, WA 98584
Site Address: 1770 SE CRESCENT DR
Primary Parcel Number: 319045300023
Permit Description: Replacing septic tank
Permit Submitted Date: 09/02/2025
Permit Issued Date: 09/08/2025
Issued By: Rhonda Thompson
Current Permit Fees Paid: $270.00 (additional fees may be required upon installation of system).
Permit Expiration Date: 09/08/2026 (based on date of inspection)
Type of Work OSS Repair
Components being Replaced: Septic Tank Only
Surfacing Sewage? No Existing Failure? Yes
Shoreline? No Horizontal Setbacks Met? Yes
Number of Bedrooms: 3 Drinking Water Source: Public Water System
Additional Details: IM-1530
Permit Conditions:
1 Approval of this septic permit does not approve the building location. Building location is
subject to approval from all applicable departments and regulations.
4 Mason County Asbuilt Form, Record Drawing, and Installation fee must be submitted for
final installation approval.
2 Horizontal setbacks per WAC246-272A-0210 must be maintained, unless prior approval is
obtained
5 Proposed development subject to zoning requirements and approval by the planning
department staff per Mason County Title 17.
3 Permit must be installed by a Mason County Certified Installer unless prior written
authorization from Mason County is obtained.
THIS PERMIT MUST BE ONSITE DURING INSTALLATION OF OSS.
PROPERTY OWNERS ARE RESPONSIBLE FOR DETERMINING AND MARKING ALL PROPERTY LINE AND EASEMENT LOCATIONS.
THIS PERMIT MAY BE REVOKED IF THE SITE CONDITIONS HAVE CHANGED SINCE THE SITE WAS INSPECTED AND/OR DESIGN
APPROVED.
FINAL INSTALLATION APPROVAL IS REQUIRED PRIOR TO TEMPORARY OR FINAL OCCUPANCY OF ANY RELATED STRUCTURES.
For Final Inspection visit: masoncountywa.gov/health/environmental/onsiteloss-inspection-request.php or call:
360-427-9670, extension 400.
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IM-Tanks
IM-1530
The Infiltrator IM-1530 is a lightweight strong and
durable septic tank. This watertight tank design is
offered with Infiltrator's line of custom-fit risers and
heavy-duty lids. Infiltrator injection molded tanks
provide a revolutionary improvement in plastic septic
tank design, offering long-term exceptional strength IM 1530
and watertightness.
Benefits
Strong injection molded Lightweight plastic con- Integral heavy-duty green Structurally reinforced
polypropylene construc- struction and inboard lids that interconnect with access ports eliminate dis-
tion lifting lugs allow for easy TWr"" risers and pipe riser tortion during installation
delivery and handling solutions and pump-outs
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Reinforced structural Can be installed with 6"to Suitable for use as a septic No special water filling
ribbing and fiberglass 48"of cover tank, pump tank,or rain- requirements are
bulkheads offer additional water(non-potable)tank necessary
strength
TANK CUTAWAY Infiltrator ; '•'• Inlet Side
EZsnap Riser HEAVY DUTY
System LID CUTAWAY
Reinforced 24"structural
Partition access port
baffle wall •
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Structural
bulkheads SEP
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CUTAWAY Water Technologies
Part /ADS
Reinforced water tight mid-seam
gasketed connection infiltratorwater.com•(800)221-4436
r. , IM-1530 General Specifications and Illustrations
The IM-1530 is an injection molded two piece LFTING STRAP(TVP.) LIFTING LUG(TYP.) RISER CONNECTION(TYP,)
mid-seam plastic tank.The IM-1530 injection _
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molded plastic design allows fora mid-seam 'J ijoint that has precise dimensions for accepting II/ ian engineered EPDM gasket. Infiltrator's gasket ,�
design utilizes technology from the water '""'C9 • `` — 118 1
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industry to deliver proven means of maintaining )"�' ? �` i� 1� W. 1 TH
a watertight seal. I I1il�I J1 h1N� o� r `�•'�/,L;- .
two iece deli n i.
The p g is permanently fastened _'" ,,.1 �'�' " N�'� ""using a series of non-corrosive plastic alignment
dowels and locking seam clips.The IM-1530 — 175.6(4,160)EXTERIOR LENGTH
is assembled and sold through a network of
certified Infiltrator distributors.
OUTLET TEE
(TYP.)
Must be backfilled and K-
LI a installed in accordance
.a•i'�0 . with the Infiltrator IM- IN\ 54.5
—�y�-•l�.� and CM-Series Septic Tank •
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4-*:*.��• 0,�� Installation Instructions. LIFTING t 1 ;re
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conditions reference the
Infiltrator IM-and CM-Series
SCAN ME Tank Buoyancy Control
024.01610)ACCESS PORT
Guidance. — VCOR1 AES
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PVC OR
INLET TEE 10.1)257)FREEBOARD 04(1021
Please visit www.infiltratorwater.com or scan QR PVC ORALS
code for the latest information. ....� OUTLET TEE
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IM-1530 PER(MI )1118JCODE
[ _TH[5)WALL
THICKNESS
CODE 1 LIQUID 2)51)%2(511 1-
' Working Capacity 1537 gal(5818 L) DEPTH SUPPOR`
(TYR)
Total Capacity 1787 gal(6765 L)
Airspace 16.9%
Length — — 176"(4460 mm)
Width 62"(1567 mm)
- —
Length-to-Width Ratio 2.8 to 1 CONTINUOUS
TOP HALF ELASTOMERIC
Height 55"(1384 mm) GASKET
Liquid Level TANK
q 44"(1118 mm) INTERIOR jr li
I �I SEAM CLIP
Invert Drop 3"(76 mm) Fit
ALIGNMENT
Fiberglass Supports 4 DOWEL - TANKBOTTOMHALF
Compartments 1 or 2
—
Maximum Burial Depth 48"(1219 mm)
Minimum Burial Depth 6"(152 mm) - 11IIIIIIIIIIIIIIIIIIIIIII
Maximum Pipe Diameter 4"(100 mm) / � 0�E
Weight 501 lbs(228 kg) SEP 0 8 20
MASON couN1yEN0
Contact Infiltrator's Technical Services Department for assistance at LTH
1-800-221-4436 or info@infiltratorwater.com e
nfiltrator
L4127 0625 Part of MO