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1 reinforced concrete and the prestressed concrete steel bar mechanics performance must conform to the standard requirement, inspects its exwork proof, and carries on the spot-check.2 steel bar connections: The operator must hold the card mount guard, after the soldered splice must pass through the experiment qualified only then to permit the official work, in one batch of weldments, carries on the random sampling inspection, and takes the enhancement butt weld work quality by this the surveillance inspection.3 steel bars bind finished, after must pass through oversees engineer to approve qualified, the only then placing concrete, in the concrete placement process, must send the steel fixer to be on duty, in order to shifting in advance questions and so on process the steel bar which occurs in the construction process and buries. |
