DETAIL ESTIMATING PRECAST CONCRETE BOX CULVERTS AND …

DETAIL ESTIMATING PRECAST CONCRETE BOX CULVERTS AND BOX SEWERS B422 - PRECAST REINFORCED CONCRETE BOX CULVERTS AND BOX SEWERS - OPSS 422 . 422.1 . GENERAL . The work under these tender items consists of the fabrication and installation in open cut of precast reinforced concrete box culverts with a standard-sized opening. ................
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