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Box culverts are an ideal solution for drainage culverts with wide flow and low hydraulic head. KKSP precast concrete box culverts are also suitable for difficult site conditions as installation requires minimal excavation and backfill. more...
Concrete Box Culverts are square/rectangle shaped elements that are generally placed below a roadway to allow for passage of storm water or for cables. They can also be used as ‘Magic boxes’ (underpasses). These come in many sizes but are limited to a size of 4000mm x 4000mm when manufactured through prec more...