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【答案】应助回帖
hls85915(金币+18, 博学EPI+1): 不错 2011-08-30 08:37:13
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On the shelf too long on the highway in the implementation of the hyperbolic cable arch bridge blasting, the technical difficulties of parallel vertical buffer requirements arch collapsed floor, broken to facilitate mechanical cleaning residue. Through detailed design, to avoid the impact of highways on the ground, protecting the new bridge at the close of 2m, due to blasting and blasting parameters of the program designed, pre-full, proper safety measures, traffic control in a limited time, a complete blast success. To achieve the desired effect, reference for similar projects on their experience. |
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