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
March, 2019 AUS was contracted to salvage 100 metric tons of anchor chain and an 8 metric ton anchor in 310 feet of water from the Manchester bay anchorage area. The lost chain posed a hazard to navigation and reduced the available anchorage footprint in the bay. AUS chartered a derrick which was subsequently equipped with
AUS performed diving services on a Water Intake located on the Columbia River in Washington State. Both a construction barge and a material barge were used to replace 2 intake screens and sediment removal to enhance the performance of the intake.
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
December 18, 2018 AUS was hired to remove a 16-foot diameter, domed, bulkhead in support of the construction for the Lake Mead Intake Number 3, Low Level Pumping Station. The bulkhead had 120 of 3-7/8 nuts that needed to be removed in over 500 feet of water. Options to remove the bulkhead were saturation diving
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
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
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:
December 2017 Associated Underwater Services was subcontracted to assist Cannon Builders with the removal of piles for the Loveridge bridge the Snake River in Idaho. AUS cut 85 concrete filled steel piles at or below the mudline, then loaded them onto a barge for disposal.