How Wide Can a Clear Span Metal Building Be? Spans, Heights and Prices

Clear span metal buildings provide wide, open interiors without columns interrupting the usable floor space. They’re a practical option for equipment storage, workshops, commercial facilities, warehouses, and riding areas where interior supports could get in the way.

Available widths range from smaller 30-foot structures to buildings spanning 100 feet or more, depending on the design and engineering. Choosing the right width means balancing usable space, building height, structural requirements, and total project cost.

This guide explores clear span building sizes, available Get Carports models, and the factors that influence width, height, and pricing so you can make an informed decision for your property.

Key Highlights

• Clear span metal buildings are designed without interior support columns, leaving the main floor area open for storage, work, and movement.
• Get Carports offers listed clear span models ranging from 30 feet wide to 100 feet wide and beyond, with options for different applications.
• The right width depends on your intended use, the amount of open floor space required, door placement, and room needed to move around inside.
• Wider buildings generally require more substantial structural engineering and may call for reinforced trusses or red iron framing, depending on the span and project requirements.
• Building height matters alongside width because taller structures provide additional clearance for vehicles, equipment, overhead doors, and certain commercial activities.
• Local wind speeds, snow loads, building codes, and foundation requirements affect the engineering and final configuration of a clear span structure.
• Prices vary with the building's dimensions, framing system, roof style, enclosure, doors, engineering requirements, and location. Compare complete quotes rather than width alone.

What "Clear Span" Means on a Metal Building

A clear span metal building is engineered to provide an open interior without columns supporting the roof between the exterior walls. Instead, the structural system carries roof loads across the building's width and transfers those loads to the supporting structure and foundation.

Clear span engineering can offer several practical advantages:

• Open floor space Keep the central area free of interior columns that could interfere with storage, parking, workstations, or equipment movement.
• Flexible layouts Arrange interior work areas, shelving, storage zones, and other features without planning around intermediate support posts.
• More usable width Make better use of the building's full interior footprint for applications that benefit from uninterrupted space.
• Adaptable access Plan doors and openings around the intended workflow, subject to the building's structural design.
• Room for future changes An open layout can make it easier to rearrange equipment or change how the space is used later.

Our Clear Span Widths, From 30 to 90+ Feet

Get Carports offers clear span options for projects ranging from compact workshops to large commercial and riding-area buildings. The best starting point depends on how much unobstructed floor space you need, the building's length, and the clearance required for your activities.

Where Tube Frame Stops and Wider Spans Begin

Tubular steel framing can be suitable for many smaller and medium-sized metal buildings. It uses shaped steel tubing for structural members and can provide an efficient solution for applications that fit within the framing system's design limits. As the clear span increases, however, the structure must carry roof loads across a greater distance without interior support.

Wider spans can require reinforced trusses, larger structural members, or a different framing system to control deflection and handle the loads imposed on the building. The transition point depends on the complete design rather than one universal width.

When Reinforced Trusses Become Important

As a roof span grows, the framing system must transfer loads across a wider opening. Engineers evaluate the roof structure, member sizes, connections, bracing, and support conditions to determine the appropriate design.

A reinforced truss system can provide the structural capacity needed for wider openings while preserving the open floor plan. Its suitability depends on the required span, roof geometry, building height, and applicable wind and snow loads.

When to Consider Red Iron Framing

For larger commercial buildings and other projects with substantial clear spans, red iron framing may be worth considering. Red iron generally refers to structural steel framing made from heavier structural members, often used in larger engineered buildings.

Compared with lighter tubular framing, a red iron system may be better suited to certain wide-span applications because it can be designed around larger loads and structural demands. That does not mean red iron is necessary for every building above a specific width. The appropriate system depends on engineering calculations, local code requirements, intended use, and the manufacturer's available designs.

Before choosing a framing system, ask the supplier which options are suitable for your proposed width and height. Confirm the engineering specifications and whether the design meets the requirements for your property.

Why Wider Buildings Need More Height

Width and height solve different problems, but both affect how well a clear span building works. Width determines the distance across the open interior, while height determines the clearance available beneath the roof and around the building's entrances.

When planning a wider structure, consider the following:

• Vehicle and equipment clearance Taller vehicles, agricultural equipment, and machinery may need more vertical clearance than a standard garage provides.
• Overhead doors Door height must accommodate the largest vehicles or equipment entering the building. The wall height and roof framing must support the selected opening.
• Interior workspace Additional height can make a building more practical for certain commercial activities, storage arrangements, or workshop operations.
• Roof geometry Roof pitch and framing depth affect the space available near the roof. The building's overall height is not necessarily the same as its clear interior height.
• Structural design Increasing height can change how wind acts on the structure and may affect framing, bracing, anchoring, and foundation requirements.
• Budget A taller building may require additional materials and engineering, so the price can increase even when the floor footprint stays the same.

Measure the tallest equipment, vehicle, or stored item that will enter the building. Then account for the door opening, maneuvering room, and required overhead clearance before settling on a height.

“Planning oversized access doors? Our metal building frame-outs guide explains how openings can affect your layout and project cost.”

Snow and Wind Load Requirements Increase as the Span Grows

Clear span buildings must be designed to handle the environmental loads expected at their installation location. As a building becomes wider or taller, the structural system may need to accommodate greater forces and more demanding load combinations. The exact requirements depend on the design and local conditions rather than width alone.

Why Snow Loads Matter

Snow accumulates on a roof and adds downward force to the structure. Depending on the roof's shape and surrounding conditions, snow may also drift into particular areas, creating uneven loading. A wide roof must transfer those loads across the span without exceeding the design limits of its structural members or connections.

The engineer considers the applicable ground snow load, roof geometry, exposure, and other relevant factors when specifying the building. Depending on the project, the design may require stronger trusses, larger members, additional bracing, or other reinforcements.

Why Wind Loads Matter

Wind creates pressure and suction on walls and roofs. Taller structures and large enclosed surfaces can experience significant wind forces, which must be transferred through the frame, connections, anchors, and foundation.

A suitable design accounts for local wind speeds and applicable code requirements. The roof style, building enclosure, door openings, exposure, and overall geometry can all influence the engineering.

“Before ordering a wide-span building, review our wind and snow load ratings guide to understand what your local requirements may mean for the design.”

What Pushes a Clear Span Price Up or Down

The cost of a clear span metal building depends on more than its width. A larger footprint typically requires more materials, while the structural system must also be designed to handle the loads across the span. Height, enclosure, roof style, and the building's intended use further affect the total.

• Width and length Larger buildings require more structural materials and roof coverage, although the price per square foot does not always rise at the same rate as the total price.
• Building height Taller walls and larger openings can require additional materials and structural considerations.
• Framing system Reinforced trusses or heavier structural steel framing may increase material and fabrication costs.
• Wind and snow ratings Engineering for demanding local conditions can affect the structural specifications and final quote.
• Roof and wall configuration Vertical roof panels, full enclosure, partial sidewalls, and other design choices change the materials required.
• Doors and accessories Large overhead doors, walk-in doors, windows, insulation, and other options add to the project cost.
• Foundation and site work Ground preparation, concrete, drainage, and other site-specific work may be separate from the building package.
• Delivery and installation Confirm what the quote includes, including transportation, professional assembly, and anchoring.

Match the Building Width to the Work

The most effective clear span width is the one that provides enough usable space for your intended activities without paying for unnecessary floor area.

Use the following table as a starting point, then measure your actual layout before choosing a model.

These models provide a starting point, not a substitute for a measured floor plan. Check the overall dimensions, door locations, equipment clearances, and intended layout before deciding which span fits your project.

Building Your Clear Span with Get Carports

Get Carports is proud to be a trusted source for metal buildings, metal garages, clear span structures, barns, and more. With a range of available models and customization options, you can plan a building around your property's layout and the work you need it to support.

Our buildings can be engineered to address local wind and snow loads, and customized to help you create a structure that fits your needs.

Whether you’re planning a commercial workspace, equipment storage, a garage, or a large open riding area, the process starts with choosing the right span and confirming the engineering details.

Ready to design your building? Call Get Carports today at (866) 681-7846 to discuss your project or use our 3D Designer to start exploring your options online.

Frequently Asked Questions

How wide can a clear span metal building be?

Clear span metal buildings are available in widths ranging from smaller 20- to 30-foot structures to commercial buildings spanning 100 feet or more. Get Carports lists models that include 90-foot and 100-foot widths, along with larger custom possibilities.

What does clear span mean?

Clear span means the building has no interior support columns interrupting the intended open floor area. The roof and framing system carry loads across the span and transfer them to the supporting structure.

How tall are clear span metal buildings?

Clear span buildings come in different heights based on their design and intended use. Get Carports lists examples with heights of 12, 14, 16, 18, and 20 feet. Custom height options may also be available.

How much does a clear span metal building cost?

The price depends on the building's dimensions, framing system, height, roof style, enclosure, doors, local engineering requirements, and installation arrangements.

Is a 100 ft clear span building possible?

Yes. Get Carports lists a 100x100x14 Commercial Riding Area and other wide commercial structures. A 100-foot clear span requires a structural system designed for the specified loads and site conditions.

What snow load should a wide clear span building have?

The required snow load depends on your building's location, local code requirements, roof geometry, and other site-specific factors.

Conclusion

Clear span metal buildings are available in a wide range of widths and heights, from smaller workshop structures to large commercial buildings spanning 90 or 100 feet. The right choice depends on the open floor area you need, the clearance required for your activities, and the structural demands of your location.

Before ordering, compare the available models, measure your intended layout, and confirm the wind and snow load requirements for your property.

Get Carports can help you explore clear span options and customize a building to suit your project. Call the team at (866) 681-7846 or use our 3D Designer to get started.