SEDD Blog & News




Wolf Bay Project (2012)

Posted by Tessa Patterson on June 23, 2014

A recent project to install more than 6,200 feet of electrical transmission lines in Orange Beach, AL, included multiple challenges, including two intersecting horizontal directional drilling (HDD) pilot holes beneath Wolf Bay inter-coastal waterway channel to complete a single crossing. Project participants say the project represents the longest installation ever made of continuous cross-linked polyethylene insulated (XLPE) cable rated at 115-121kV and 300MVA and the longest directional drilling installation ever to use specifically-engineered thermal grout.

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