🔩 ICC-ES AC358 (Torque Correlation Q_ult = K_t x Torque ft-lbs, K_t = 10)

Helical Pier Installation Torque Calculator

Size round and square-shaft helical screw piers and foundation anchors under ICC-ES AC358 & IBC Chapter 18: calculate ultimate bearing and tension capacity using real-time installation torque correlation (Q_ult = K_t x Torque ft-lbs where K_t = 10 for round shaft piers), multi-helix plate individual bearing method, and helical foundation contracting profits.

1. Project & Operating Inputs

Helical Piers Installed (Pier Count e.g. 64 Helical Piers)

Installation Torque Monitored (Ft-Lbs e.g. 8,500 Ft-Lbs Drive Torque)

Customer Bid Price for Supplied & Torqued Helical Pier ($ / Pier)

3.5" OD High-Strength Round Shaft, Multi-Helix Plates, Drive Unit ($ / Pier)

2. Financial Breakdown & Yield

ICC-ES AC358 HELICAL PIERS

Turnkey Helical Pier Contract Profit

Helical Foundation Contractor Margin

0.0%

Gross Revenue / Bill

Total Project CapEx

Operating / Material Cost