• Founded in 1997,

    Casco Bay Steel Structures has grown to serve

    Specializing in bridge fabrication across New England and New York

  • Established Expertise

    Founded in 1997, we have steadily expanded to serve the needs of bridge projects throughout New England and New York, building a strong reputation for reliability and excellence.

    Certified Quality

    As an AISC certified fabricator with fracture critical and sophisticated paint endorsements, we prioritize safety, durability, and top-tier quality in every structure we produce.

    Strategic Facilities

    Our three plants in Saco and South Portland, Maine, encompass 250,000 sq/ft of fabrication space with 155 tons of lifting capacity, enabling us to handle projects of all sizes efficiently.
  • Comprehensive Steel Fabrication Services

    From bridge components to custom steel structures, our team provides end-to-end solutions tailored to your project needs.

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    Bridge Fabrication

    We specialize in the fabrication of bridge components, ensuring precision, safety, and long-term durability for infrastructure projects across the region.
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    Custom Steel Structures

    Our team crafts custom steel solutions for a variety of applications, combining technical expertise with innovative design to meet your specifications.
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    Structural Repair & Maintenance

    Providing repair, refurbishment, and maintenance services to extend the life of existing steel structures with minimal disruption.
  • Certifications & Industry Endorsements

    Our commitment to quality and safety is validated through industry-leading certifications and memberships, ensuring you receive the highest standards in steel fabrication.

    AISC Certified

    We are an AISC certified fabricator, adhering to rigorous standards for quality, safety, and performance in steel structure manufacturing.

    Fracture Critical Endorsed

    Our fracture critical endorsement affirms our capability to produce essential bridge components that meet the most demanding safety requirements.

    Steel Bridge Alliance Member

    As a member of the Steel Bridge Alliance, we stay connected with industry leaders and innovations, ensuring our solutions remain at the forefront of bridge construction technology.

    Advanced Paint Endorsements

    Our sophisticated paint endorsements guarantee corrosion resistance and durability for all steel structures, extending their lifespan in harsh environments.
  • Why Choose Casco Bay Steel Structures

    We combine experience, certification, and a strong local presence to deliver superior steel structures on time and within budget.

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    Experienced Team

    Our team brings decades of expertise in steel fabrication, ensuring precision and quality in every project. We are committed to safety, innovation, and customer satisfaction, making us a trusted partner in the industry.
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    Comprehensive Capabilities

    From design to fabrication and installation, our integrated services streamline your project timeline. Our extensive facilities and skilled workforce enable us to handle projects of any size with efficiency and excellence.
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    Quality & Safety Focus

    Our certifications and endorsements reflect our unwavering commitment to quality, safety, and environmental responsibility. We adhere to the highest standards to ensure durable, reliable structures that stand the test of time.
  • Get in Touch

    Connect with Casco Bay Steel Structures for your bridge fabrication needs. We’re here to support your project from start to finish.

    1 Wallace Ave South Portland, ME, US 04106
    16693553332