Heavy Duty Trench Box
- Two sided mechanical trench excavation support system
- Normally selected for installing utility pipes and services where control of ground movement is non-critical
- Designed to be installed by excavator using either the dig and push or excavate and place technique
- Bottom cutting edge for ease of installation
- Top panels available to increase excavation depth
Description
Heavy Duty Trench Boxes are used for medium size projects and are a combination of heavy duty box plates with our heavy duty strut system. Heavy Duty Struts are fixed to the box plates by a single steel pin to allow an inner trench width of 980mm – 3760mm.
Specifications
| Description | Length (mm) |
Height (mm) |
Plate Thickness (mm) |
Inside Strut Clearance (mm) |
Strut Clearance (mm) |
Safe Working Load (kN/m2) |
Weight Per Box (kg) |
|---|---|---|---|---|---|---|---|
| Base | 3500 | 2400 | 107 | 3100 | 1300 | 65.40 | 2270 |
| – | – | – | – | 1500 | 56.30 | – | |
| Top | 3500 | 1400 | 107 | 3100 | – | 56.30 | 1360 |
| Base | 4000 | 2400 | 107 | 3600 | 1300 | 57.20 | 2460 |
| – | – | – | – | 1500 | 49.30 | – | |
| Top | 4000 | 1400 | 107 | 3600 | – | 49.30 | 1545 |
| Struts | Closed (mm) |
Opened (mm) |
Weight (kg) |
|---|---|---|---|
| Standard | 1000 | 1300 | 65.0 |
| Extension | 300 | 13.3 | |
| Extension | 500 | 18.8 | |
| Extension | 1000 | 31.5 |
