Heavy Duty trench boxes are available for Efficiency’s 4, 6, and 8 in. double wall shields. HD boxes offer better depth rating for specific trench shield sizes.
FEATURES
Reinforced top rails
Adjustable and stackable
Thru-wall lifting lugs
Four-point lifting system
Thru-wall collars
Integral spreader collar post design
Pinned spreader connections
Strongest knife edge in the industry
High strength mill certified steel
P.E. depth certification chart
OPTIONS
Pushing blocks
Pulling lugs
Foam Filler
Mud plate
Corner brackets
Custom spreader location
Custom paint
T-connection cut-outs
Stacking Pockets
SPREADER OPTIONS
8″ schedule 80 (standard)
10″ schedule 120 (HDHT8)
Custom collar sizes available