PROJECT AWARDED – Bonneville Dam Powerhouse 2 Oil/Water Separator

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PROJECT AWARDED – Bonneville Dam Powerhouse 2 Oil/Water Separator

In March this year, Northbank Civil and Marine, Inc. was awarded the Bonneville Dam Powerhouse 2 Oil/Water Separator project for $5,943,700.00.

The work consists of the installation of two new oil water separators in the existing ice and trash chute at Bonneville Dam Powerhouse II, installation of piping to the new oil water separators from the head cover pumps for all generating turbines including the fish units on the north end of the powerhouse. Work will start onsite July 2019 and be completed in early 2020.


Project Awarded – Detroit Dam Tainter Gate Rehabilitation

Northbank Civil and Marine, Inc. was recently awarded the Detroit Dam Tainter Gate Rehabilitation project for $13,075,000.

The work consists of the rehabilitation of 6 tainter/spillway gates. This includes structural strengthening the gates, full replacement of the all the gate hoist equipment, replacement of the trunnion bearing systems, and replacing the switchgear, limit switches, lighting and gate control systems. Onsite work will begin in 2019 and are scheduled to complete 3 gates per season (October 15 through January 31 annually) with the project end date in 2022.


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