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Marine Construction Projects

2020-03-06T23:59:11+00:00April 9th, 2019|News|

June 1, 2018 By Kathy A. Smith Originally posted here: https://www.pacmar.com/story/2018/06/01/features/marine-construction-projects/616.html The WETA Central Bay Operations & Maintenance Facility main float walkway extends more than 450 feet offshore with 6 finger floats each extending 134 feet perpendicular to the main. Photo courtesy of WETA. Marine Construction companies have been busy over the past year, building new

I 90 Floating Bridge Anchor Cable Replacement

2020-03-06T23:58:10+00:00February 12th, 2019|Projects|

AUS recently completed the change out of 32 2-3/8-inch diameter cables for the I-90 floating bridge, owned and operated by the Washington Department of Transportation. AUS set up a mixed gas, surface supplied diving station, and a modular crane barge anchored on Lake Washington. Most dives were over 200 feet of water, the deepest occurring

Wilsonville Wastewater Treatment Outfall Replacement

2020-03-07T00:06:29+00:00August 20th, 2018|Projects|

Summer of 2018 The City of Wilsonville approved a project to replace a 40-year-old corrugated metal outfall pipe and install a new diffuser at the Wastewater Treatment Plant. AUS was subcontractedto perform the underwater installation of the outfall. AUS removed the old intake, managed the excavation of the new trench, installed the new pipe and outfall

Marine Construction Projects

2018-08-14T07:35:32+00:00August 14th, 2018|Projects|

By Kathy A. Smith Originally posted June 1st HERE Marine Construction companies have been busy over the past year, building new over-water facilities, upgrading existing infrastructure and demolishing structures that no longer serve a useful purpose. Spokane, Washington-based AUS Diving has been occupied with a number of marine maintenance projects. Earlier this year, the company

9 Mile Dam Sediment Bypass Project

2020-03-07T00:10:04+00:00March 29th, 2018|News|

May 2017- October 2017 Associated Underwater Services was subcontracted to perform the diving portion of the Nine Mile Falls Sediment Bypass Project. This project entailed two phases of work. Phase one was primarily focused on sediment removal and relocation. The second phase was focused on the installation of new dam components. The work scope included:

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