Client: ABI Group
Date: 2006
Fabrication of twenty structural props used in the tunnel ramp construction using 900mm diameter pipe.
On site fabrication of twenty structural props used in tunnel ramp construction. Equipment utilized included use of rotators and Powerwave STT welding machines. Each butt weld required preheat and was completed by two welders welding in opposite directions.
Each structural prop length measured 26 meters long and was made from 20 mm thick 900 mm diameter pipe length.