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Project of the Year: Washington State Dept. of

2019-12-12  Washington State Dept. of Transportation Alaskan Way Tunnel Design Build Seattle Best Project, Highway/Bridge Owner: Washington State Dept. of Transportation Lead Design Firm &

Waterfront Seattle

Waterfront Seattle will rebuild Alaskan Way from S King to Pike streets, and build a new street, known as Elliott Way, from Pike to Bell streets. The new surface street will span a total of 17 blocks from Pioneer Square to Belltown, with two lanes of traffic in either direction for the majority of the street.

Alaskan Way Viaduct Replacement Transforming Seattle WSP

The significance of this project was highlighted by the attendance of an estimated 100,000 people at the Feb. 2-3 grand opening celebration, where visitors walked through the tunnel and learned about its path to construction, and bid farewell to the viaduct while welcoming the modern SR-99 tunnel

109 Best Alaskan Way Tunnel Project stories Seattle

2021-5-22  The Alaskan Way Viaduct is officially on its last leg. In the interim before the new tunnel opens and the ramp is destroyed, state Route 99 from the Battery Street Tunnel to South Spokane Street will be closed down. So what does that mean for your

Seattle's Alaskan Way Tunnel Project Moves Forward RCG

2013-10-10  Seattle’s Alaskan Way Tunnel Project Moves Forward. 10/10/2013. The Alaskan Way Viaduct has been an important part of Seattle’s highway infrastructure since it was completed in 1953. This double-decker elevated highway is part of State Route

Economic Importance of Seattle’s Alaskan Way Highway Tunnel

The tunnel is designed to withstand a 2,500-year earthquake and features smart transit technology, including more than 300 cameras that monitor traffic, safety conditions, and security. This article tracks the project’s beginnings, process, and future as a key component to

Seattle tunnel project $223 million over budget king5

2016-7-22  The troubled project to replace Seattle's Alaskan Way Viaduct with a tunnel is $223 million over budget. Author: KING Staff Updated: 8:01 PM PDT July 21, 2016

Alaskan Way $57.2M damages awarded to WSDOT The

2019-12-16  “The opening of the SR 99 tunnel and the demolition of the Alaskan Way Viaduct were transformative for Seattle,” Inslee said. “Hundreds of workers, including the SR 99 tunnel contractor, deserve our thanks for the herculean effort it took to repair the tunneling machine and finish the SR 99 tunnel.

Seattle Opens Longest Road Tunnel in the U.S. Cities

2019-2-4  The $3.3 billion, 2-mile-long tunnel will replace the earthquake-damaged Alaskan Way Viaduct, which the city plans to tear down this month to make way for a

Alaskan Way Viaduct Replacement Transforming Seattle WSP

The significance of this project was highlighted by the attendance of an estimated 100,000 people at the Feb. 2-3 grand opening celebration, where visitors walked through the tunnel and learned about its path to construction, and bid farewell to the viaduct while welcoming the modern SR-99 tunnel to Seattle’s downtown landscape.

Seattle's Alaskan Way Tunnel Project Moves Forward RCG

2013-10-10  Seattle’s Alaskan Way Tunnel Project Moves Forward. 10/10/2013. The Alaskan Way Viaduct has been an important part of Seattle’s highway infrastructure since it was completed in 1953. This double-decker elevated highway is part of State Route 99, skirting along the downtown area of Seattle along the Elliott Bay waterfront of the Puget Sound.

Alaskan Way a done deal and contract signed

The mighty 17.5m or 58ft diameter tunnel will replace the double-decked waterfront viaduct. Under the contract STP is committed to design and build the mega-TBM bored highway tunnel under the streets of Seattle to replace the seismically unsafe Alaskan Way Viaduct along city's downtown waterfront.

Economic Importance of Seattle’s Alaskan Way Highway Tunnel

The tunnel is designed to withstand a 2,500-year earthquake and features smart transit technology, including more than 300 cameras that monitor traffic, safety conditions, and security. This article tracks the project’s beginnings, process, and future as a key component to the redesign of Seattle

Seattle Opens Longest Road Tunnel in the U.S. Cities

2019-2-4  The $3.3 billion, 2-mile-long tunnel will replace the earthquake-damaged Alaskan Way Viaduct, which the city plans to tear down this month to make way

Seattle tunnel delays: Why the project is 3 years late

2018-9-18  The fact is, the opening of the Seattle tunnel is late, years late. Based on the original contract with Seattle Tunnel Partners, the original opening date should have been December of 2015.

Dragados wins Alaskan Way Tunnel The Tunnelling Journal

2010-12-9  Seattle Tunnel Partners (STP), comprising Dragados-USA, Tutor Perini and HNTB, has submitted the apparent best value design-build bid for Seattle’s Alaskan Way Viaduct (SR 99) Bored Tunnel Replacement. Or for more information about the project see North American Tunneling Journal’s full-length feature in the December/January print edition.

800 Alaskan Perkins&Will

The site is a complex multi-modal transit hub: a vehicular tunnel runs beneath the site, a pedestrian bridge flanks it to the north, and a bus corridor is located to the south. Ushering in a New Era 800 Alaskan Way will be the first project built on the new Seattle waterfront designed by James Corner Field Operations and will usher in a new era

Waterfront Seattle Construction Overview

2020-10-18  Alaskan Way Viaduct removal began in early 2019. Work on the two-way transit corridor on Columbia Street began in August 2019. Plantings for Habitat Beach, the new intertidal area between Colman Dock and Pier 48, were completed in November 2019. Work on the new Alaskan Way began in the footprint of the demolished viaduct in November 2019.

Seattle's big tunnel project reaches a milestone, but it's

2017-5-1  FOR THE RECORD. May 2, 10:35 p.m.: A project to bore a tunnel under Seattle and construct an underground roadway is $60 million over budget,

Seattle Tunnel Project Oatridge Security Group, Inc

The Alaskan Way Viaduct is a double-decker tunnel which carries a section of State Route 99 under Downtown Seattle, from SoDo in the south to South Lake Union in the north. Through the 7 year course of building the tunnel, Oatridge Security Group (OSG) performed unarmed security and access control duties. A Security Officer was on site, serving as a visible deterrent to crime, transient

Beleaguered Seattle tunnel project facing $223M cost

2016-7-25  The Alaskan Way Viaduct project has been plagued by delays and internal disputes since tunnel boring machine Bertha's first breakdown in 2013.

Award of Merit, Bridge Tunnel: WSDOT Alaskan Way Tunnel

2019-9-25  WSDOT Alaskan Way Tunnel Design Build, S.R. 99 Deep Bored Tunnel Seattle Award of Merit Owner Washington Dept. of Transportation Engineer-of-Record, Lead Tunnel Designer, Civil, Structural And MEP

Dragados wins Alaskan Way Tunnel The Tunnelling Journal

2010-12-9  Seattle Tunnel Partners (STP), comprising Dragados-USA, Tutor Perini and HNTB, has submitted the apparent best value design-build bid for Seattle’s Alaskan Way Viaduct (SR 99) Bored Tunnel Replacement. Or for more information about the project see North American Tunneling Journal’s full-length feature in the December/January print edition.

Seattle tunnel project $223 million over budget king5

2016-7-22  The troubled project to replace Seattle's Alaskan Way Viaduct with a tunnel is $223 million over budget.

Seattle Opens Longest Road Tunnel in the U.S. Cities

2019-2-4  The $3.3 billion, 2-mile-long tunnel will replace the earthquake-damaged Alaskan Way Viaduct, which the city plans to tear down this month to make way

Waterfront Seattle Construction Overview

2020-10-18  Alaskan Way Viaduct removal began in early 2019. Work on the two-way transit corridor on Columbia Street began in August 2019. Plantings for Habitat Beach, the new intertidal area between Colman Dock and Pier 48, were completed in November 2019. Work on the new Alaskan Way began in the footprint of the demolished viaduct in November 2019.

800 Alaskan Perkins&Will

The site is a complex multi-modal transit hub: a vehicular tunnel runs beneath the site, a pedestrian bridge flanks it to the north, and a bus corridor is located to the south. Ushering in a New Era 800 Alaskan Way will be the first project built on the new Seattle waterfront designed by James Corner Field Operations and will usher in a new era

Here’s Why Seattle’s New SR 99 Tunnel Has No Downtown

2021-5-20  “The tunnel is actually underneath building foundations.” The SR 99 Tunnel will replace the existing age-worn and seismically challenged concrete Alaskan Way Viaduct, which is in the process of being torn down. The entire cost of the project is now estimated to be $3.3 billion, according to WSDOT.

Photos: Highway complete inside Seattle's Alaskan Way tunnel

2018-3-27  Seattle's massive new tunnel isn't set to open to cars until later this year, but the highway inside is all but wrapped up. The Washington State Department of Transportation said on Tuesday that