S-Series Arch System
The straight wall, round roof profile provides usable interior clearance with the rugged simplicity of an open ended arch building kit.
A Made-in-the-USA S-series straight wall, round roof arch building kit designed for commercial, agricultural, residential, RV storage, and equipment storage applications.
This S30x50x17 open ended arch building kit provides clearspan interior space with a straight wall and round roof profile, making it a strong option for storage, equipment cover, RV use, agricultural use, and commercial applications.
The straight wall, round roof profile provides usable interior clearance with the rugged simplicity of an open ended arch building kit.
This package is supplied without front or rear endwalls, creating drive-through access and flexible use for storage and shelter applications.
A 30' x 50' footprint with 17' height provides room for equipment, RVs, vehicles, agricultural materials, or commercial storage needs.
This package is listed as a 30' wide x 50' long x 17' high S-series straight wall, round roof open ended arch building kit.
| Product SKU | S305017NW |
|---|---|
| Building Size | 30' wide x 50' long x 17' high |
| Model | S-Series Open Ended Arch Building Kit |
| Front End | Open; no endwall included |
| Rear End | Open; no endwall included |
| Opening | Open ended building; no framed endwall openings included |
| Profile | Straight Wall, Round Roof |
| Arch Steel | Commercial grade 22 gauge Galvalume® steel |
| Rust Warranty | 30 Year Rust Warranty |
| Ground Snow Load | Engineered for use in areas up to 42 lb ground snow load |
| Wind Load | Engineered for use in areas up to 134 mph wind speeds |
| Hardware | All necessary nuts, bolts, washers, and hardware included |
| Manuals and Engineering | Detailed manuals and engineering including concrete plans |
| Made In | Made in the USA in “Steel Town” Pittsburgh, PA using American steel |


Example images shown for S-series open ended arch building style and storage applications.
This S-series package is designed as a factory-direct open ended steel arch building kit with arches, hardware, manuals, and engineering included.
This kit is supplied as an open ended arch building with no front or rear endwall enclosure included.
A 30x50x17 open ended S-series arch building provides clearspan cover for personal, agricultural, commercial, RV, and equipment storage applications.
The open ended layout and 17' height can be useful for RVs, tall vehicles, trailers, and equipment access.
Use the building as covered protection for farm equipment, materials, hay, supplies, or seasonal storage.
The clearspan high-profile interior provides flexible covered space for inventory, tools, work vehicles, and equipment.
Steel Factory Mfg offers high quality pre-fabricated steel structures designed for simple, fast assembly. Cutting edge factory technologies, superior design, and high grade materials help produce a strong and durable building package.
This S-series arch building kit is listed as 30' wide x 50' long x 17' high.
No. This package is listed as open ended, with the front end open and rear end open.
No. Doors are not included. This open ended package does not include framed endwall openings.
The arches are manufactured from commercial grade 22 gauge Galvalume® steel.
Yes. Detailed manuals and engineering including concrete plans are included.
Yes. Steel buildings must be engineered for the specific regional requirements at your jobsite. Please call 866-206-6580 or Request a Custom Quote before ordering.
Call before ordering so we can help confirm engineering, freight, and jobsite requirements.