Post-installation performance data is beginning to separate engineered culvert liners from catalog-fit products, and procurement frameworks that ignore the difference are quietly accumulating liability. In recent years, state DOTs started publishing something they hadn't had [...]
Corrugated metal pipe is failing faster than agencies can replace it, and the rehabilitation methods most commonly specified don't actually solve the structural problem A corrugated metal pipe installed under a state highway in [...]
Imagine the chaos that would result from eliminating culvert sliplining options. Imagine also replacing every failing culvert with a bridge span design. The disruption to the traveling public caused by detours would be unimaginable. [...]
A North Carolina Department of Transportation crew was inspecting its box culverts under heavily traveled Hwy 15-501 in the Town of Chapel Hill, North Carolina, when they noticed three large failing corrugated metal plate arches [...]
