承包商应提供无钢筋区、预留孔堵块、合缝钢筋加固和现浇高架桥内开口，以便接口。
Contractor to provide reinforcement free zones block outs dowel bar reinforcement and openings in cast in situ viaduct to facilitate interfacing.
承包商应提供无钢筋区、预留孔堵块、合缝钢筋加固和现浇高架桥内开口，以便接口。
Contractor to provide reinforcement free zones block outs dowel bar reinforcement and openings in cast in situ viaduct to facilitate interfacing.
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