Aluminum Stairs Prefab Modular Stairs & Platforms | Code-Compliant | 100% Aluminum Get A Quick Quote Prefabricated Metal Stairs and Access Platforms. Upside’s line of modular aluminum metal stairs and industrial maintenance access platforms feature modular, lightweight metal components that are as easy to reconfigure as they are to assemble. Call (513) 889-2492 ORDER NOW Modular stairs bolt together, creating infinite configurations APEX System is a modular, prefabricated line of ADA, IBC, and OSHA- compliant stairs, ramps, and canopies. Industrial-grade aluminum components bolt together to create infinite configurations, eliminating custom fabrication and time-consuming engineering while reducing costs, installation time, and complexity. Common Applications Commercial Stairs Maintenance PlatformsGenerator AccessFire EscapesMezzanine StairsHVAC AccessRoof Access StairsCrossover StairsStair TowersRooftop StairsHillside/Berm StepsOSHA Industrial Stairs View APEX System Loading Dock Stairs Prefabricated OSHA-compliant loading dock steps. Heavy gauge aluminum will never rust, warp, or rot. View Dock Stairs Portable Stairs Adjustable height portable aluminum steps that are easily moved. Ideal for mobile offices and construction trailers. View portable Stairs Semi-Trailer Steps Steps for safely accessing trailers. Sturdy and lightweight aluminum will never rust and can be easily moved. View SEMI-TRAILER STEPS