More likely, Hoevertsz said, the solution will involve elevating the roadway and installing a concrete culvert that would either be self-cleaning or would create enough clearance to allow workers ...
In addition to the concrete, each monolith contains steel reinforcement and a host of embedded fabricated metal items that ...
Geoscience experts have used their specialist rope access skills and inflatable boats to extract concrete samples from inside Sheffield’s Megatron culvert.