Conduct a load test to ensure the system operates within capacity. Ensure all safety measures are in place, including personal protective equipment (PPE). Confirm that all electrical connections comply with safety standards. Ideal for a. When it comes to maintaining reliable electrical infrastructure, below-ground powerlines present a unique set of challenges and opportunities. For field technicians, thorough. o On-site testing of newly installed MV, HV and EHV cable systems is fundamental for the reliable operation of underground transmission & distribution power cablesystems. The selection includes QUAZITE® polymer concrete, known for its durability and strength; QUAZITE® FRP, a fiberglass-reinforced polymer that offers. This Guide designates practices that should be fol-lowed by the member firms of the Infrastructure Health & Safety Association (IHSA) when doing work on underground electrical plant. This Guide is not designed as a training manual, but contains informa-tion, best practices and general. The UGS Manual provides guidance and standards pertaining to installing and working with underground structures for electrical facilities. The UGS Manual includes general information on concrete, steel, precast reinforced concrete structures and pull ropes, conduits, fittings and risers, handholes.