The increasing traffic volume leads to heavy loads on bridge structures, which therefore need to be reviewed regularly by specialists for defects and damages. The aim is to detect damages in due time, to evaluate and to take actions to guarantee a smooth traffic flow. With ZWEIWEG bridge inspection vehicles, a safe and flexible inspection of structures is possible at a short track occupancy time as well as quick assembly and dismantling times. Depending on the application there are basket or platform devices available in combination with the tried and tested ZWEIWEG rail technology.