Published: Jan 1977
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Low-slump, high-quality concrete is used in Iowa for partial-depth patching and resurfacing of bridge decks. All unsound concrete is removed, as well as a minimum of ¼ in. (0.054 m) of the remaining sound concrete surface. Sand cement grout is scrubbed onto dry, prepared deck immediately prior to compacting low-slump concrete into place using vibrating screeds.
corrosion, concretes, reinforcing steels, bridge decks, highway bridges, concrete finishes, grout, maintenance, protective treatments, membranes
Maintenance special services engineer, Highway Division, Ames, Iowa
Paper ID: STP27959S