Core walls made of steel-plate boxes goes up with the speed of a steel-framed building, but when filled with concrete they resist seismic and wind forces like a concrete building Oct 26, 2017 ...

MK Diamond's Manta III Core Drill Rigs are all-purpose drilling rigs that are designed to core holes up to 14 inches in diameter in all types of concrete floors, walls, and ceilings.

Steel pipe manufacturer Wheatland Tube is shuttering a factory on Chicago’s Southwest Side and laying off more than 230 workers there, the company reported in a state filing Friday.