Introduction When a culvert fails, most cities, counties, and DOTs assume the only solution is full replacement — digging up the roadway, removing the pipe, installing new materials,

Introduction Shotcrete — also known as high-velocity sprayed concrete — is one of the most effective methods for repairing damaged culverts, storm drains, tunnels, and underground structures. ProShot

Intro:In the fast-moving world of infrastructure repair and trenchless concrete restoration, new manufacturing and application technologies are changing the game. One such process is thermo-forming (also spelled “thermoforming”).