4L Trench Shield
The 4L trench box is ideal for contractors who typically excavate to depths of 12 to 15 feet. This trench shield is modeled for the smaller rubber-tired excavators / loader machines. Utilizing special light weight materials, this trench box is ideal for repair / maintenance work.
The 4L Series Trench Shield is not designed for continuous pipe laying duty. Care should be exercised when quoting this unit.
- Full length hardwood inserts in top horizontal tubes and front vertical tubes
- Only fully gusseted steel knife edge
- High tensile steel throughout
- Trapped thru wall collar assemblies
- 4-Point lifting system
- Honey-comb inner structure
- 8' Sch. 80 spreader pipe
- Optional 5" Sch. 80 spreader pipe
- Optional adjustable collars
- All certified by a Professional Engineer to meet OSHA Standards