re-posted from enr.construction.com The world's longest floating bridge will soon be eclipsed by a newer, longer span a few feet away on Lake Washington in Seattle. As crews from Kiewit-General-Manson (KGM) move toward swinging the final 1,000 ft worth of concrete pontoons into place this July, the owner—Washington State Dept. of Transportation—looks toward opening this
ROV Penetration Inspections of: Farr Pump Plant, Willow Creek Intake, and Grand Lake Intake Farr Plant Intake Inspection AUS conducted the Farr plant intake inspection which required the internal and external inspection of the intake structure utilizing a SEAEYE Falcon ROV. The structure was located in 113 feet of water at an altitude of 8200 feet.
AUS had multiple dive teams working on the Nine Mile Dam project. The underwater work is part of a large refurbishment project for Avista corporation. AUS performed underwater operations including wall sawing, core drilling, welding, burning, anchor bolt installation, steel setting, grouting, bulkhead guides, and bulkhead installation and removal. The challenging working conditions required a team effort and an
2013-2014 The Blue Lake Dam Expansion project required the removal and replacement of trash racks, bulkhead gates, and bypass valves. There was also a large amount of debris to be relocated. AUS divers used their experience operating in harsh and difficult environments to overcome challenges and enable a successful project working in a remote location.
Bozeman, MT, USA 04/25/2014 By Bethany Duarte Associate Editor The Snoqualmie Falls Hydroelectric Redevelopment Project was selected by the U.S. Society on Dams (USSD) as its Excellence in the Constructed Project award recipient for 2014. The award was presented at the USSD Annual meeting in San Francisco earlier this month. This is USSD’s top award
Monday, January 07, 2013 Changes in environmental law left Seattle City Light to face an estimated $500,000 in construction costs when it wanted to install conduits for a new underwater fiber optic data line. The proposed maintenance would stretch across a tunnel that runs along a ship canal 60 feet below the surface of Portage
Latest update Date: Friday, December 14, 2012 Contact: Suanne Pelley, SR 520 Communications, 206-770-3578, 206-437-5717 (cell) Quality assurance update: One column to be replaced at contractor direction SEATTLE – Upcoming work on piers and columns for the new State Route 520 bridge will involve excavation in the lakebed inside a protective steel curtain known as
Rehabilitation at Snoqualmie FOR FANS OF THE EARLY ‘90s serial television drama, “Twin Peaks,” Snoqualmie Falls is instantly recognizable from the show’s iconic opening sequences. But for the nearly two million visitors the falls receives every year, it is so much more. Located about 30 miles east of Seattle, Snoqualmie Falls is one of the
Fears that Las Vegas could run dry are allayed with news that a connection to a new reliable water source is on schedule with a key phase finished this March. Years of drought have halved the capacity of the lake supplying the desert city, with the threat that the water level could fall below the
Diver Dave Cleary surfaces after guiding another sheet piling in place during repair operations at the Hiram M. Chittenden Locks. By Anne-Marije Rook 02/07/2012 From the Ballard News-Tribune The Ballard locks will be closed to all pedestrian traffic Feb. 7 and Feb. 8th to all pedestrian traffic as the U.S. Army Corps of Engineers is
