Grundocrack Burst Box®

Highly portable and very powerful, the Grundocrack Burst Box from TT Technologies makes bursting service laterals up to 100 feet fast and simple. Replace 4-inch to 4-inch, 4-inch to 6-inch or 6-inch to 6-inch service laterals through trenchless pipe bursting and avoid costly restoration and social disruption!

The Grundocrack Burst Box System includes a compact service winch that combines mobility and pulling power. The pneumatic winch provides 2,000 lbs. of pulling force and comes in various configurations for exit pit and manhole applications. A hydraulic capstan model is also available.

Several pneumatic Grundocrack bursting tools ranging in size from 3 inches to 5 inches can be used with system depending on job specifications and soil conditions. All tools are reversible.

Specs:
Tools

Tool Diameter: 3-in., 3 1/3-in., 3 3/4-in. & 5-in.
Tool Length:
58 to 68 inches
Tool Weight:
75 lbs. to 280 lbs.
Air Consumption:
35 to 95 cfm
Max Bore Length:
100 feet

Line Pull:
2,000 lb max
Line Speed:
14 fpm max
Spool Size:
2.5 inches
Operating Pressure:
100 psi
Air Consumption:
80 cfm
Configurations: Exit Pit Model & Manhole Model