Cement Beam Blocks Rapid City Intersection

I watched a crew spend three weeks on a high-traffic corner near the civic center, laying down what they thought was a permanent fix for a sinking grade. They used standard modular units, ignored the sheer lateral stress of turning heavy equipment, and walked away with a signed check. Six months later, the entire structure had shifted four inches toward the curb. The city had to rip the whole thing out, haul the debris to a landfill, and start from scratch. That mistake cost the contractor $