Thank You For Your Interest Product manuals & CAD files can be downloaded below. Downloads For more, check out our Resource Center | Download Product Catalog APEXStair Tower Manual BIM Files SEMI StepTruck Stairs Manual APEXWalkway Canopy Manual DOCK StepsLoading Dock Stairs Manual BIM Files APEX ADA/IBC Stair Manual BIM Files APEXOSHA Stair Manual BIM Files APEXWheelchair Ramp Manual BIM Files OMNI Step Manual