P-400 Submarine Refit Maintenance Support Facility

At Naval Base Kitsap-Bangor, the Department of the Navy set out to install a new operations and refit maintenance facility on the Delta Pier Submarine facility located within the controlled area of Naval Kitsap Base, Bangor.

Repair Substation #2 at Naval Base Kitsap

Tunista Construction was tasked with removing several thousand tons of incorrectly procured and placed ballast rock, grading to design grades and slopes and then re-placing all of the 8,000ohm replacement ballast rock for Substation #2 at Bangor Naval Base Kitsap, for its primary substation adjacent to the powerhouse, with secondary feed from Bonneville and PSE.

State Route 530 Trafton Creek & Schoolyard Creek Fish Passage

The City of Tacoma Public Works Department needed new seismic and nonconductive 42”-48” diameter steel pipe spools installed on their 650’ diameter x 20’ deep concrete reservoir located in the downtown Tacoma Washington area.

Clover Park Technical College

Tunista Construction was awarded the contract for all site civil activities which were inclusive of: Utility cut, cap, and demolition, 10,000cy of contaminated materials export, sequential site utility demolition, all site utilities for gas, water, sewer, fire and a Contech storm water detention gallery with inspection