Mold-concrete composite crossbeam and construction method using the same
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United States of America Patent
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Oct 23, 2012
Grant Date -
Nov 20, 2008
app pub date -
Dec 6, 2006
filing date -
Dec 7, 2005
priority date (Note) -
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Abstract
A mold-concrete composite crossbeam includes a H-steel composed of upper and lower flanges and a web connecting them; a concrete member formed in a length direction of the H-steel to expose the upper flange out but bury the lower flange and the web partially; deck plate supports installed to both upper side edges of the concrete member to support a deck plate placed thereon; a reinforcing steel bar installed around the H-steel; a mold including a bottom detachably coupled to a lower end surface of the concrete member, and sidewalls formed in parallel to both sides of the bottom and detachably coupled to both end sides of the concrete member; a lateral reinforcing member coupled across both sidewalls; a side reinforcing member installed to an outer side of the sidewalls in a length direction; and bottom reinforcing members installed across a lower surface of the bottom.
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