The Hose Bridge System provides protection for valuable cable and hose lines from physical pressure while ensuring a safer method of passage for vehicles and pedestrians. They feature protection for hoses up to 4.5 inches (11.40cm) in diameter. The Diamond-Plate tread surface increases traction. The lightweight modular design of interlocking 16inch wide sections provides multi-length flexibility. Checkers Diamondback® Hose Bridge System are intended for temporary installations only.