Concrete composite weldless grating

Details Concrete composite weldless grating Concrete composite weldless grating

1997-01-27

1999-02-02

Graysay, Tamara L.

Bridges

Deck

Joint

404 70, 52668, E01D 1912, E01C 508, E01C 1116

Patent

active

058649107

ABSTRACT:
A weldless grating comprising a plurality of longitudinally extending primary load-bearing members, a plurality of secondary load-bearing members, a plurality of tertiary load-bearing members, a first rod member extending through the lower part of the tertiary load-bearing members and through the primary load-bearing members for locking purposes, and a second rod member extending through the upper part of the tertiary load bearing members, the upper portion of the tertiary load bearing members and the second rod member designed to be encapsulated in a layer of concrete to anchor a wear layer of concrete to the weldless grating.

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