<p>A system and method for construction of bridges and elevated roadways with pre-stressed concrete or steel bridge girders is provided including cast-in-place concrete deck slabs and partial and full depth pre-stressed pre-cast concrete deck slabs with post-tensioning conduits for post-tensioning a series of deck slabs. A plurality of bogies traveling on the lower flanges of the bridge girders are provided to place and level the deck slabs and to pre-load the bridge girders to eliminate camber before placement of the deck slabs on the bridge girders or to level, place, support and remove deck forms for a cast-in-place deck slab on the bridge girders. Also provided is a system for attachment off cast-in-place parapets.</p>
申请公布号
WO2006062801(A2)
申请公布日期
2006.06.15
申请号
WO2005US43435
申请日期
2005.11.30
申请人
RAPID PRECAST CONSTRUCTION SYSTEMS LLC;RONALD, HUGH, D.;THEOBALD, DON