HMS Construction was subcontracted by Electrical Consultants, Inc. to construct the 46-34.5 kV Substation and 46kV Gen-Tie Line for the Eurus – Waianae Solar Project.

Substation; HMS to supply labor, equipment, and consumable materials as follows; excavation & installation of substation foundations, underground and above grade conduit & grounding system, erect steel, place insulators, panels, equipment, buss, jumpers, and assist with pre-fab control building (installation & various electrical work). HMS also installed & terminated all control cables including assisting with the final commissioning and placement of the finish rock pad around the entire substation.

Gen-Tie Line; Excavation & installation of multi-piece steel poles, frame & set 2- riser poles and 1 tangent pole (OH conductor insulators, conductor attachments, switches and switch operation mechanisms including jumpers to substation. HMS also strings, sag, clip-in & terminates 556.5 kCM ACC wire, and splices the new transmission electrical conductor between structures. Gen-tie line also consists of the installation of 1600LF of underground conduit & manhole system. HMS was contracted to install a 750 kcal (3) phase 46kV underground conductor including installation of riser terminations and splices in a manhole. May 2016 to September 2017.