Precast reinforced concrete box culverts Part 1. Small culverts (not exceeding 1200 mm width and 900 mm depth)
Applies to one-piece and two-piece type rectangular culverts used for conveying water not under pressure and for carrying highway vehicle loadings, installed with the top under a height of fill not exceeding 1600 mm inclusive of pavement if any. Materials, dimensions and tolerances, marking, inspect...
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Sydney, NSW
SA
1974
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