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
• Customizable
• Stackable