Full-Service Steel Contractor

Expert Steel
Solutions

From blueprint interpretation and shop drawings to field welding and structural erection — we handle every phase of your structural steel project with WABO-certified expertise.

All Services
Quality Steel Work,
Built to Code
01
Blueprint Interpretation
Expertly translating approved structural drawings into precise, code-compliant field outcomes.
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02
Precision Shop Drawings
Detailed fabrication and installation drawings produced to guide every step of your project.
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03
Efficient Steel Ordering
We handle procurement of A36, A500, and A992 steel — ensuring quality and on-time delivery.
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04
Field Welding
AWS D1.1 structural field welding for beam connections, tie-ins, modifications, and repairs.
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05
Professional Installation & Erection
Safe, efficient erection of all steel structures and components by experienced crews.
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06
Aluminum Solutions
Custom aluminum and specialty metal fabrication for structural and architectural applications.
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07
Oxyacetylene Cutting
Precise cutting of thick steel sections using oxy-acetylene for heavy structural applications.
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08
Plasma Cutting
High-speed, high-quality plasma cuts for various metal thicknesses with clean finished edges.
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09
Annular Drilling
Specialized drilling for precise circular holes in steel structures and base plates.
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20+
Years Experience
WABO
Certified
9
Service Lines
PNW
Wide Coverage
Structural steel services
Why On Site Solutions
Your Trusted
Steel Partner

At On-Site Solutions, we provide structural steel solutions that ensure unmatched strength, durability, and design flexibility. Our WABO-certified team supports contractors across Washington with fast response, precise execution, and full documentation.

Ready to Get Started?

Request a quote today — we respond fast and keep your project moving.

Request a Bid →