arunachalpwd.orgarunachalpwd.org/pdf/pasighat_singer000/13.pdf · Single Cell R. C.C. Box Culvert...
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arunachalpwd.orgarunachalpwd.org/pdf/pasighat_singer000/13.pdf · Single Cell R. C.C. Box Culvert (3.0m x 4.0m) Catchpit General Arrangement Reinforcement Details ... IRC 18- 1985