Structural News

Cornell tests earthquake-resilient pipeline

Cornell University researchers tested a new earthquake-resilient pipeline designed to better protect southern California’s water utility network from natural disasters. They ran multiple tests, including an earthquake simulation in which a 28-foot-long section of the pipe was outfitted with more than 120 monitoring instruments and buried within 80 tons of soil.

MIT research bolsters Build with Strength campaign in Seattle

The Massachusetts Institute of Technology (MIT) released a new study entitled “A Break-Even Hazard Mitigation Metric” that reaffirms the importance of utilizing durable materials in construction. The report confirms the validity of recent efforts by Build with Strength, a coalition of the National Ready Mixed Concrete Association (NRMCA), to educate the design-build and construction communities in Seattle about the importance of using durable and resilient construction materials.

Researchers test tire-derived aggregate applications

Jim Simmons is a big believer in tire derived aggregate (TDA) and the benefits it offers civil engineering projects. For the last six years, he has been working with TDA manufacturer Halifax C&D Recycling Ltd. to market the product to civil engineers, private contractors and to the provincial and municipal governments across Nova Scotia.

ACI announces new structural concrete specs

The American Concrete Institute (ACI) announced the availability of two new documents for concrete industry professionals: ACI 301-16 Specifications for Structural Concrete, and the ACI Field Reference Manual.

Washington, D.C. bridge replacement project earns honor

STV received a Project Achievement Award in the Infrastructure category (under $25 million) from the National Capitol Region Chapter of the Construction Management Association of America (CMAA) for its role in the District Department of Transportation (DDOT)-led replacement of the 27th Street Bridge over Broad Branch Stream in Washington, D.C.

New Central Avenue Bridge superstructure slides into place

A new superstructure will be laterally slid into its permanent place at the Central Avenue Bridge in Fort Erie, Ontario. The Regional Municipality of Niagara has partnered with Hatch to replace the 63-year-old bridge and extend the structure’s life as a local transportation corridor.

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