Modular Access Stair Systems for Safe & Reliable Elevated Access

Custom-engineered for secure, efficient vertical movement, Panel Built’s modular access stairs are ideal for a variety of industrial and commercial settings. Whether you need roof access stairs or interior metal stair systems, our prefabricated stair solutions are built for strength, compliance, and fast installation.

As part of our modular building lineup, these custom engineered access stairs integrate seamlessly into facilities, mezzanines, platforms, or rooftops. Their standout benefits include code compliance, design flexibility, and durability in tough environments—making them ideal for manufacturing, warehousing, and government applications.

Key Benefits

🔺 Fully customized designs to meet IBC or OSHA stair specifications

🔺 Fast, easy installation with prefabricated, bolt-together systems

🔺 Available in powder-coated or galvanized finishes for indoor/outdoor use

🔺 Built with rugged steel for heavy-duty applications and weather resistance

🔺 Delivered ready for assembly with drawings and hardware included

Panel Built’s industrial access stairs are built to spec in our modular construction facilities using high-quality steel components. Each stair system is reviewed for structural integrity and compliance prior to shipment. Whether you need modular access stairs for interior use or roof stairs for exterior applications, we tailor the layout, height, width, and materials to your needs.

Standard Features:

🔺 Fabricated in heavy-duty steel construction

🔺 Designed for both IBC- and OSHA-compliant stair systems

🔺 Pre-punched connection points for fast, bolt-together installation

🔺 Optional landings, platforms, guardrails, and handrails

🔺 Finish options: powder coat (various colors) or galvanized steel

Customization Options:

🔺 Closed or open risers

🔺 Tread patterns (bar grating, diamond plate, checker plate)

🔺 Handrail and guardrail styles

🔺 Integration with mezzanines, equipment platforms, or roof access structures

🔺 Custom stairwell angles and footprint dimensions

Our metal access stairs don’t just meet the code—they exceed expectations for performance, safety, and ease of use. Whether you're managing a high-traffic area or servicing rooftop equipment, these systems are built to last.

🔺 Reduced installation time – Pre-fabricated stairs arrive ready for bolt-together assembly.

🔺 Improved safety and compliance – Designed specifically to meet IBC or OSHA codes.

🔺 Durability – Steel construction withstands industrial wear and outdoor conditions.

🔺 Design versatility – Fully customized to fit your facility layout and performance requirements.

🔺 Cost-effective – Minimized downtime and labor costs with quick deployment.

🔺 Roof access for commercial and industrial buildings

🔺 Mezzanine access in warehouses and production facilities

🔺 Equipment platform access

🔺 Outdoor stair systems for access to roofs or service areas

🔺 Custom access stairways for government, military, and institutional sites

IBC (International Building Code):

🔺 7” risers / 11” treads

🔺 36" minimum stair width

🔺 Requires intermediate landings for stairs over 12’

🔺 42” guardrails / 34” handrails on both sides

OSHA (Occupational Safety and Health Administration):

🔺 8” risers / 9” treads

🔺 22” minimum stair width

🔺 Requires railings on open sides and one handrail (34” high)

🔺 Shorter horizontal run than IBC (steeper angle)