Improved grouts found to extend bridge life

Article Abstract:

This article examines advantages of new grout mixtures in protecting the bridges from corrosion problems and extend their lives in coastal areas and deicing salts. The grouts consist of a vertical and horizontal application types with 0.33 and 0.35 water:cement ratios respectively.

Innovations, Protection and preservation, Materials, Grout (Mortar), Corrosion and anti-corrosives, Corrosion, Bridges, Concrete, Concrete bridges

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Atlanta bridge project circumvents clean air ruling

Article Abstract:

Issues discussed concern the environmental laws governing transportation policy, focusing on the construction of a bridge in Atlanta, Georgia. Negotiations between the federal government, the US Environmental Protection Agency, and Atlanta transportation officials are detailed.

Statistical Data Included, Laws, regulations and rules, Environmental aspects, Transportation policy, United States. Environmental Protection Agency, Bridges, Bridges (Structures), Atlanta, Georgia

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Historic bridge awaits anchorage replacement

Article Abstract:

This article reports on the restoration of the Rio Grande Roma-Ciudad Miguel Aleman International Suspension Bridge. The project is of international dimension and requires resources and cooperation between the United States and Mexico.

Mexico, Economic aspects, Remodeling and renovation, Works, International cooperation, Bridges, Suspension, Suspension bridges, Rio Grande

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