Scope: Pre-eng building design, construction, and commissioning of a 2000sq/ft building housing GIS switchgear for transmission network connection with a run-of-the-river hydroelectric facility in mountainous valley North of Blue River. Work included all site and civil works such as stripping, backfill, compaction, concrete foundations & pedestals, structural steel building, cladding, overhead crane, fencing, mechanical ducting and HVAC, and all electrical work including grounding, A frame transmission towers, installation of current transformers, wave traps, surge arrestors, insulators, connectors, and interior electrical systems and other associated electrical works.