Tri-Arc, a member of the American Ladder Institute, has been offering fabricated metal products for more than 70 years. The company's extensive product line includes dock, crossover and rolling ladders; stair units; step stools; work platforms and related accessories. Tri-Arc rolling ladders are designed in compliance with OSHA and ANSI standards for providing a secure platform to access elevated areas or narrow aisles in libraries, warehouses and stockrooms. These ladders feature a perforated / serrated tread design to prevent accidental falls or injuries and spring-loaded locking casters for even load distribution. They are offered in aluminium, polyurethane and steel variants with a maximum load bearing capacity of 600 lb.Tri-Arc also offers stair units and step stands used to reduce back fatigue and injury by providing an optimal height to workers at construction sites or building repair works. Selected models come equipped with handrails for added safety and anti-slip feet to offer a better levelled stability and prevent unnecessary stool movement.