phone: (972) 225-1660     Fax: (972) 225-6662

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Highway Guardrail: We are a TxDOT-approved warehouse for guardrail and posts. We carry an extensive inventory including 10 gauge and 12 gauge material. We stock curved guardrail from 5’ to 60’ radii, a wide variety of terminal end conditions including SGTs, a wide variety of steel and timber posts for state and non-state use. We are also a distributor of various highway crash cushions and post and cable fence material.

Aluminum and Steel Bridge Rails: All types of Traffic and Combination Bridge Railings meeting numerous city, county, and TxDOT specifications.

Aluminum and Steel Handrails: A wide variety of standard and made-to-order handrails and pedestrian railings meeting city, county, and state specifications.

Bridge Expansion Joints: Armor Joints, Rapid-Curing Silicone, and Strip Seal Expansion Joints (SEJ).

Elliptical Tube for Bridge Rail: GSI is the master distributor of the Tex-Tube Elliptical Tube for Bridge Rail in the United States.

Crash Cushions: GSI is the exclusive Texas distributor of four NCHRP 350 approved crash cushions from Barrier Systems, Inc. All of our crash cushions are FHWA accepted and available for TL-2 and/or TL-3 applications. This includes Absorb 350, TAU-II, X-TENuator, and the X-TENsion Median Attenuator System.

Fabricated Steel: Concrete Barrier Hardware (Including Easi-Set J-J Hooks™), Ornamental Appurtenances, Bridge Protection Angles, Deck Drains, and Wide-Flange Terminal Anchor Beams, to name a few.

Sealed Expansion Joint (SEJ): GSI is the exclusive Texas distributor of the RJ Watson Silicoflex Joint Sealing System. This easy to install, cost effective system is a TxDOT approved SEJ alternative to traditional sealing systems.

Trailer Truck Mounted Attenuator: GSI is the exclusive Texas & Oklahoma distributor for Gregory Industries, Trailer Truck Mounted Attenuator, the TTMA-100.

J-J Hooks® Highway Safety Barrier Connection System: GSI is a licensed producer of Easi-Set® J-J Hooks® connectors for concrete barriers. Sold only to licensed precasters.

Field Services: In selected markets we field-fabricate railings that do not lend themselves to shop fabrication. We also offer installation services for railings we fabricate.

Overstock Sale Items: We have some items that were fabricated for projects and then not needed by the customer. View photos and standards and offer us a price. You can pick these items up in our yard or we can ship them to you.

See our Projects Page for photos of jobs we supplied materials for.