Hi-Clearance Spreader Arches are designed for use with most Efficiency trench shields
Efficiency’s Hi-Clearance Arch spreaders are available in three styles: Pin-in-Place Arch, Clad Arch, and the Stacking Split Arch. The Hi-Clearance Arch system is designed for use with most Efficiency trench shields.
An Efficiency Production Trench Shield with Pin-In-Place spreader Arch
A Clad Arch on a trench box