Rolling Strut Trench Box Extension
This system can support trenches up to 6.6m wide and 6.0m deep which exceeds the range of traditional box systems
- High load capacity.
- Box Extensions now available.
- Rolling struts enable parallel plate movement which in turn enables easy installation and removal with minimal ground settlement.
- Moveable struts allow maximum access for installation of long pipes and good visibility for the operator.
- Vertical strut clearances of up to 3.1m enables installation of large diameter pipes or culverts.
- Plates can be pushed down to different invert levels for stepped trench excavations.
| Plate Length (m) | Plate Height (m) | Plate Thickness (mm) | Typical Box Weight (kg) | External Width Range (m) | Clearance Between Struts (m) | Maximum Vertical Clearance (m) |
| 3.45 | 4.00 | 80 | 4500 | 1.60-6.60 | 2.85 | 3.10 |
| 3.45 | 2.00 | 80 | 3400 | 1.60-6.60 | 2.85 | N/A |
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