🛡️ OSHA 1926 Subpart P (Soil Type A 25 PSF, Type B 45 PSF, Type C 80 PSF Sizing)

OSHA Trench Box Shield Calculator

Size aluminum and steel trench shoring shield boxes under OSHA 29 CFR 1926 Subpart P: calculate equivalent lateral fluid soil pressure (25 PSF/ft for Type A, 45 PSF/ft for Type B, 80 PSF/ft for Type C saturated soils), verify trench shield maximum allowable depth rating (PSF capacity vs earth pressure), spreader pipe sizing, and excavation safety contracting margins.

1. Project & Operating Inputs

Trench Shields Deployed (Box Count e.g. 6 Modular Steel Shields)

Trench Depth (Feet e.g. 14.0 ft Deep Sewer Trench)

Customer Bid Price for Supplied & Certified Shoring Package ($ / Month)

GME Double-Wall Trench Box, Telescopic Spreaders, PE Stamped Certs ($)

2. Financial Breakdown & Yield

OSHA 1926 TRENCH SHORING

Turnkey Trench Shoring Rental Profit

Excavation Safety Equipment Margin

0.0%

Gross Revenue / Bill

Total Project CapEx

Operating / Material Cost