Tag: Washington State Department of Transportation: Page 7

DOT Loses State’s Trust

Delays and redesign costs have added an extra $128 million to the Washington State Department of Transportation’s (WSDOT) Highway 520 bridge project, reports The Columbian. The design caused cracks in the giant pontoons, causing them to change their plans. The reserve fund for this project is $250 million, and the state has no plans for […]

September 4, 2013

More than 200 Washington bridges are fracture-critical

More than 200 of Washington state’s bridges are classified as fracture-critical and could collapse if a key component of the bridge fails, according to KUOW. Of those bridges, at least three have been struck multiple times in the past five years, putting the bridges at a higher risk of collapsing. The Interstate 5 span that […]

July 17, 2013

The I-5 bridge that collapsed into the Skagit River in May was classified as fracture-critical. (Photo: modified from Cole Wagoner / Twitter)

Loss of Cover

Decoding the secrets of asphalt stripping and raveling.

July 5, 2013

Raveling describes the loss of aggregate from the driving surface of a bituminous concrete pavement.

How collapsed I-5 bridge was reopened with a temporary span

Traffic is once again flowing over Washington state’s Skagit River as a temporary span has been set in place on the Interstate 5 bridge that suffered a partial collapse last month. According to our sister site Better Roads, the Washington State Department of Transportation reopened the bridge with restrictions. Vehicles traveling across are limited to […]

June 19, 2013

The temporary span of the partially collapsed Interstate 5 bridge over the Skagit River in Washington state has opened to traffic.

I-5 temporary span opens to traffic

The Washington State Department of Transportation (WSDOT) announced this morning that the Interstate 5 temporary span is now open to traffic, though the bridge has some restrictions. WSDOT is routing freight haulers carrying oversize or overweight loads around the temporary section of the bridge; maps and details about those detours are available at wsdot.wa.gov/Construction/PugetSound/detourmap. Vehicles […]

June 19, 2013

Crew members finished installation of the temporary span on Monday but still needed to finish paving. The bridge opened to traffic today. (Photo: WSDOT)

I-5 bridge expected to reopen in mid-June

Washington State Department of Transportation (WSDOT) announced Monday that it plans to have the Interstate 5 Skagit River Bridge temporary span open sometime next week. The bridge has been closed since a portion of it collapsed into the Skagit River last month when a large truck struck a steel support. Crews working for WSDOT have […]

June 11, 2013

Visualization of the I-5 Skagit River Bridge temporary span (Photo: WSDOT)

WSDOT seeks $70.2 million in TIGER V grants for Puget Sound area projects

The Washington State Department of Transportation (WSDOT) last week submitted three applications to the U.S. Department of Transportation (USDOT) for $70.2 million in federal funding for projects in the Puget Sound area. If selected, the proposed projects, located in Pierce and King, Skagit and Snohomish counties, would receive a portion of the $474 million in […]

June 10, 2013

Construction Equipment

Big Bertha, world’s largest tunnel-boring machine, lowered into starting position in Seattle

With the digging of the Washington State Route 99 tunnel in Seattle scheduled to start in July, the Washington State Department of Transportation recently lowered the head of Big Bertha, the world’s largest tunnel-boring machine, into the pit that will serve as its starting position. Bertha made her triumphant arrival in Seattle at the beginning of April […]

June 5, 2013

Big Bertha lowered into pit

U.S. infrastructure spending has sharply declined in past five years

The collapse of the Interstate 5 bridge over the Skagit River in Washington State has sparked a number of conversations about infrastructure spending in the United States. Though the Skagit River Bridge was only considered functionally obsolete rather than structurally deficient (meaning it was built to older standards but not necessarily unsafe), some reports point […]

May 29, 2013

A portion of the Interstate 5 bridge collapsed into the Skagit River in Washington State Thursday. (Photo: AP/Elaine Thompson via The Huffington Post)

WSDOT announces I-5 detours

The Washington State Department of Transportation (WSDOT) has announced that Interstate 5 has been closed in both directions in Skagit County south of Burlington. The agency said via Twitter that drivers should avoid the area or expect delays. WSDOT suggested the following alternate routes: Southbound traffic: Take eastbound State Route (SR) 20, then south on […]

May 24, 2013

Good news about the Columbia River Crossing

For the past five years the Cascade Bicycle Club has been opposed to the Columbia River Crossing (CRC) mega-highway, a Vancouver-Portland area project. The biggest reason the club says it opposes the CRC is “its opportunity cost: every one of the billions of dollars we spend on this boondoggle can’t be spent on Washingtonians’ higher […]

April 23, 2013

(Photo: WSDOT/Flickr)

Applications & Innovations

8 techniques for restoring concrete roads.

January 9, 2013

For a smooth riding surface, repairs needs to made precisely with an understanding of any post-repair needs. For example, allowing for grinding and/or grooving, which can leave a “like new” surface.

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