Portland's troubled Morrison Bridge, which spans the Willamette River, will receive its third deck in four years after Multnomah County engineers settled on an open-grid steel deck with a 2.5-in. layer of lightweight concrete to replace a faulty polymer decking system.
A U.S. company working with the Central Japan Railway Co. envisions a magnetically levitated, or maglev, passenger route along the Northeast Corridor between Washington, D.C., and New York City that will reduce travel time to an hour.
Rail officials have procured half the cost of a planned $8.1-billion tunneling project in Melbourne, Australia, but the 9-kilometer-long tunnel-boring plan, which is slated to begin in 2018, still faces political hurdles.
Nearly five years late and with about $50 million in cost overruns, the Paul S. Sarbanes Transit Center opened in Silver Spring, Md., a Washington, D.C., suburb, on Sept. 20.
On Aug. 22, the Herrenknect tunnel-boring machine completed its work, excavating the 3.3- kilometer-long underwater section of the Eurasia Tunnel in Istanbul.
Related Links: FHWA-AASHTO task force report Court Judgment, Tests Fail To Quell Guardrail Controversy (enr.com 6/15/2015) [subscription] A new study of accidents involving highway guardrails has found shortcomings in several different manufacturers’ W-beam end caps in certain types of crashes. The report, from a Federal Highway Administration and American Association of State Highway and Transportation Officials task force, also calls for fully implementing AASHTO’s 2009 Manual for Assessing Safety Hardware (MASH) guidelines for crash-testing new installations of guardrail terminals. But the report doesn’t recommend new crash tests for existing guardrail equipment under an older set of criteria, contained in National Cooperative
The construction consortium charged with expanding Rio de Janeiro/Galeão–Antonio Carlos Jobim International Airport says it is on schedule to finish on May 1 of next year, in time for the August kickoff of the Rio 2016 Summer Olympics.
In recent years, China has been the go-to builder of Asia's high-speed-rail networks, but Japan is proving a competitive rival in the bidding for several of the region's high-profile projects.
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