HomeMy WebLinkAboutOWTS Design WorksheetInspection Report OWTS
Designed by Matt M Provost Permit # SEPT -09-15-3897 Date 10/13/2015
Location: TBD Pinnacle ct
Owner: Graham
OWTS Design Worksheet:
I. Septic Tank Size. 2 or 3 Bedrooms 1000 Gallon
II. Design Flow Table 6-1. 3 Bed 450
III. Soil Evaluation- Soil type. Type 2A
Profile Hole Notes Uniform material
Ave. Perc. Rate. 26
Long Term Acceptance Rate (LIAR) Table 10-1. .5
IV. Determine Soil Treatment Area (STA):
STA = Design Flow (Gal/day) / LTAR (Gal/day/sq.ft.) 450 / .50
= Square feet = 900
V. Size Adjustment Factors- Methods of Application and Types of Distribution Table 10-2 and Table 10-3.
Trench ❑X
Bed ❑
Chambers ❑
Other options Click here to enter text.
Design Treatment Area = STA sq.ft. x Application Factor x Storage/Distribution Factor.
Design Treatment Area sq.ft x.7 x 900
=630
VI. Number of Chambers.
Design Treatment Area sq.ft. / Square foot per chamber
630 / 15
Number of chambers = 42 units
General Notes and Directions to Installer: Click here to enter text.