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GMA Techline
August 1st, 2017
Liner repair? Pullout tests? Sewn seams? Shear strength of sludges? Geomembrane liner repair Q: I have a facility that has submitted liner repair documentation for the repair of a high-density polyethylene (HDPE) liner for a leachate/stormwater pond at an industrial landfill site. The repairs were performed using either a patch or, for indentations and small […]
USDOT rescinds $857 million from federal aid to state highway funds
July 6th, 2017
In a notice issued June 21, 2017, the Federal Highway Administration (FHWA) of the U.S. Department of Transportation (USDOT) rescinded $857 million of unobligated balances apportioned to states. The rescission applies to funding from programs ranging from Interstate Maintenance to the Surface Transportation Block Grant Program. Federal law required the rescissions under the Department of […]
FHWA provides $9 million for transportation projects on tribal lands
April 19th, 2017
The Federal Highway Administration’s (FHWA) Tribal Transportation Program Safety Fund (TTPSF) is providing $9 million for 77 projects aimed at improving transportation safety on tribal lands. “Transportation is a key to accessing opportunity and we are committed to helping make travel safer on tribal roads,” said Secretary of Transportation Elaine Chao. “These funds will assist […]
Alaskan bridge uses innovation in harsh climate
September 15th, 2016
The Federal Highway Administration (FHWA), in cooperation with the Gwichyaa Zhee Gwich'in tribal nation, is building Alaska's first geosynthetic reinforced soil–integrated bridge system (GRS–IBS) project. The project to replace a bridge over the Sucker River in Fort Yukon, 11 miles north of the Arctic Circle, will test GRS–IBS technology in a harsh environment with record […]
Naue updates MSE design software for FHWA, BS 8006, EuroCode 7
January 5th, 2016
Germany-based Naue GmbH & Co. KG announced in a Jan. 4 press release that it has updated and released its SecuSlope design software for mechanically stabilized earth (MSE) applications. The press release described SecuSlope 3.0 as an interactive, design-orientated program for creating geogrid-reinforced slopes, walls, and abutments. Based on a user’s project-specific inputs, the English-language […]
State/county bridge building with geosynthetics wins award
November 10th, 2015
Among recent recipients of the Federal Highway Administration’s (FHWA) Accelerated Innovation Deployment (AID) awards is the Arizona Department of Transportation in conjunction with Mohave County. These state and local state agencies partnered to design and build a geosynthetic-reinforced soil–integrated bridge system (GRS–IBS)* project on Oatman Highway in northwestern Arizona. The bridge now spans the Sacramento […]