BART Transbay Tube Support

February , 2010

Global is providing diving assistance in the removal and replacement of anode cable and anode arrays for the BART transbay tube. The work is being performed as part of ongoing maintenance for the tube. The divers are utilize dredges and airlifts with the derrick assistance to remove up to 30’ of bay mud covering the tube to access cable penetrations. Fourteen of the anode arrays are schedule to be replaced in depths down to 130 feet. Project challenges are the bay currents and the water depth.