9 Mile Dam Sediment Bypass Project

AUS was contracted to provide diving services on the 9 Mile Dam Sediment Bypass Project. Tasks included sand removal, bridge tower installation, sediment bypass structure modifications, bulkhead and trashrack installations.

nine mile job

Snake River

AUS was contracted to remove approx. 85 concrete steel piles on the old Loveridge Bridge on the Snake River.

snake river

Columbia River

Associated Underwater Services was contracted to replace the intake screens on their irrigation water intake structure in the Columbia River.

The new screens  are “self-cleaning” and were provided by Intake Screens Inc.

 

BP Refinery project

Anchor hardware replacement at BP Cherry Point Working on the Point Lavinia.

Dives conducted from 40’-150’

BP Refinery project BP Refinery project BP Refinery project BP Refinery project

Lower Granite Dam

AUS performed dive support services on the Fishway Closure Project at Lower Granite Dam.

Tasks included concrete removal using a hydraulic wall saw and the installation of 3 dewatering bulkheads.

Work was performed Jan/Feb 2018.  See previous post from this site.

Hydraulic wall sawing at lower granite dam
Hydraulic wall sawing at lower granite dam

Ivar’s Acres Of Clams

Associated Underwater Services is working for Pacific Pile and Marine under Pier 54, Ivar’s Acre of Clams, Seattle Washington. The work consists of dredging to cut existing timber piles, designated for replacement, one foot below mud-line. The timber piles are being replaced with telescopic steel piles.

Ivar's acres of clams Ivar's acres of clams Ivar's acres of clams