AASHTO Journal, 11 October 2013 Ohio Department of Transportation and Kentucky Transportation Cabinet officials announced last week that they have narrowed the options for a new Ohio River bridge down to two after a study identified those choices as the most beneficial. The bridge will link Cincinnati and Northern Kentucky. “The study focuses on two potential delivery and funding…
Tom Warne Report, 9 October 2013 First Coast News – October 1, 2013 JACKSONVILLE, Fl. – The Florida Department of Transportation said cars could be driving on the Matthews Bridge again as early as two weeks from now, after a naval vessel hit it last week. Superior Construction Company has been commissioned to fix the bridge, which was hit…
Tom Warne Report, 28 September 2013 Associated Press – September 26, 2013 GREEN BAY, Wis. – Officials in Wisconsin have reported that the bridge connecting I-43 over the Fox River in Green Bay has been closed indefinitely following the settling of a concrete support pier by more than 2 feet. The Leo Frigo Memorial Bridge was closed Wednesday following…
The Institute for Transportation at Iowa State University has released a report that evaluates shrinkage components in the high-performance concrete mixes used for bridge decks and overlays. Read the Report
TRB’s National Cooperative Highway Research Program (NCHRP) has issued a request for proposals to develop recommended guidelines for prefabricate bridge elements and systems, and to identify the dynamic forces resulting from bridge moves . Proposals are due November 21, 2013. Read the RFP
Tom Warne Report, 25 September 2013 Associated Press – September 16, 2013 In the years since the I-35W bridge collapse, dozens of local and state bridges across Minnesota have undergone significant rehabilitation or been completely replaced. Crews are working on a new concrete bridge over the Mississippi River in Hastings, Minn., that will replace the more narrow, steel-truss bridge….
The New Zealand Transport Agency has released a report that provides guidance on the design of steel-concrete composite bridges—bridges that consist of steel girders and reinforced concrete slabs on top. Read the Report
The Illinois Center for Transportation at the University of Illinois has released a report that explores test results of ultimate pier and contraction scour methods for cohesive soils on 30 bridge sites in Illinois. Read the Report
TRB’s National Cooperative Highway Research Program (NCHRP) has issued a request for proposals to develop a recommended American Association of State Highway and Transportation Officials guide specification for accelerated bridge construction (ABC) and design that compiles the growing body of recommended design and construction specification products for prefabricated bridge elements and systems for ABC. Proposals are due November 19,…
AASHTO Journal, 20 September 2013 A federal judge ruled Monday in favor of moving the North Carolina Department of Transportation’s Bonner Bridge project forward after receiving a request for a motion to stop the project due to environmental issues. The Herbert C. Bonner Bridge, which carries N.C. 12 between the Oregon Inlet and Rodanthe in Dare County, was first…
AASHTO Journal, 20 September 2013 Just months after experiencing a partial collapse, the Washington State Department of Transportation opened to traffic the permanent I-5 Skagit River Bridge. Crews put in place the new bridge last Sunday (Sept. 15), finishing the building and relocation of the bridge more than two weeks ahead of WSDOT’s Oct. 1 deadline. “I want to…
AASHTO Journal, 20 September 2013 The Transportation Research Board announced it will host a webinar late next month on the second Strategic Highway Research Program (SHRP2) product “Bridge for Service Life Beyond 100 Years: Innovative Systems, Subsystems, and Components (R19A).” The “Bridge for Service Life Beyond 100 Years: Innovative Systems, Subsystems, and Components” project produced the “Design Guide for…
The Center for Transportation Studies at the University of Minnesota has released a report that details its second approach to dielectric relaxation spectroscopy for low-cost sensing systems intended to monitor ice, water, and deicing solutions on road bridge deck surfaces. Read the Report
The Center for Transportation Studies at the University of Minnesota has released a report evaluates physical attributes of the prototypes for bridge deck installations, as developed for earlier phases of the research. Read the Report
The Institute for Transportation at Iowa State University has released a report that demonstrates the capabilities for load testing and bridge rating in Iowa, and the economic benefits of performing such testing. Read the Report
The Washington State Department of Transportation has released a report that explores on-board sound intensity measurements for various concrete pavement textures such as transverse and longitudinal tining, carpet drag, conventional diamond grinding, and the Next Generation Concrete Surface. Read the Report
AASHTO Journal, 6 September 2013 On Thursday, the Rhode Island Department of Transportation joined elected officials from the federal, state, and local levels to celebrate the completion and the official naming of the new Pawtucket River Bridge. The three-year, $81 million project actually rehabilitated or replaced nine bridges in the City of Pawtucket. The Pawtucket River Bridge was originally…
AASHTO Journal, 6 September 2013 California Department of Transportation celebrated a massive achievement this week as it opened the eastern span of the San Francisco-Oakland Bay Bridge to traffic, almost 25 years after an earthquake caused extensive damage to the bridge, prompting decades of repairs. The new $6.4 billion span is designed to handle the most powerful earthquakes, including…
Tom Warne Report, 4 September 2013 ConstructionEquipmentGuide.com – August 27, 2013 Virginia is making progress on a bold four-year project that will complete the replacement of 11 bridges over a 7-mile stretch of I-95. State Department of Transportation officials opted to use a unique method and work on all of them at once, in order to get the work…
Tom Warne Report, 27 August 2013 Land Line Magazine – August 21, 2013 A group of landowners on the Canadian banks of the Ambassador Bridge have filed a $10 million lawsuit against the bridge company for boarding up and neglecting properties it owns in their neighborhood. Company owner, billionaire Matty Moroun, responded that the city of Windsor is to…
The Kentucky Transportation Center at the University of Kentucky has released a report that explains how mobile light detection and ranging (LIDAR) was used to obtain bridge clearance heights, which can vary and can be difficult to measure due to high traffic volume. Read the Report
The Oregon State Department of Transportation has released a report that considers the factors that influence the maintenance costs of its bridges and culverts. Read the Report
The U.S. Federal Highway Administration has released a tech brief that presents research results on the strength properties of standard open aggregates tested in a large-scale direct shear device. Read the Technical Brief
The U.S. Federal Highway Administration has released a report that investigates the composite behavior of a geosynthetic reinforced soil (GRS) mass through a series of large-size GRS composite tests. Read the Report
TRB’s second Strategic Highway Research Program (SHRP 2) has released a project brief that describes a guide designed to provide information and define procedures to systematically design new and existing bridges for service life and durability. Read the Project Brief
By Lorella Angelini, International Concrete Repair Institute According to the National Bridge Inventory, there are more than 600,000 highway bridges in the United States. Most of these bridges (98%) are owned by state and local governments, whereas the remaining 2% are federally or privately owned. The average age of these bridges is 45 years with more than 30% exceeding…
AASHTO Journal, 23 August 2013 Officials from the Tennessee Department of Transportation joined elected officials Tuesday to celebrate progress on the $28.1 million Hurricane Bridge rehabilitation project in DeKalb County. TDOT Commissioner John Schroer announced the department hit a major milestone in the rehabilitation project by opening the bridge to two lanes of traffic, as opposed to the one-lane…
AASHTO has published a new newsletter. Read the Inaugural Copy
The Center for Transportation Research at the University of Texas at Austin has released a report that quantifies demands placed on box beam end blocks upon pre-stress transfer and characterizes the demands placed on box beam end blocks upon application of superimposed loads. Read the Report
The Michigan Department of Transportation has released a report that explains physical-test-aided and detailed finite element analysis as a way to understand the behavior of typical skewed highway bridges and to develop design guidelines for assisting in routine design of these structures. Read the Report
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