load rating

Alvi Associates, Inc. is an engineering firm founded in 1979 and located in Towson, Maryland. It provides integrated multidisciplinary engineering services for infrastructure projects, with capabilities in structural, water resources, transportation, and geotechnical engineering. The firm has worked on hundreds of infrastructure projects and has received numerous awards, including two major national awards, and is involved in engineering research projects.

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Bridge Diagnostics, Inc. (BDI) is a specialized engineering and technology firm founded in 1989 and headquartered in Louisville, Colorado. It provides diagnostic testing, inspection, structural health monitoring, nondestructive testing & evaluation (NDT-E), and engineering services for infrastructure projects worldwide, including bridges, dams, buildings, and tunnels. BDI also develops hardware and software for data acquisition and monitoring.

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Collins Engineers, Inc. is a civil and structural engineering firm founded in 1979 that provides engineering services in civil, waterfront, transportation, energy, and construction support. The firm designs and manages transportation, marine, civil, and industrial projects, working across 27 offices nationwide and using technologies such as drones and 3D modeling.

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Engineering Operations, LLC (eO) is a full-service, member-owned civil engineering firm with a focus in transportation, founded in 2016 by Benjamin Kenney. eO specializes in structural inspection, load rating, and analysis, and was founded in underwater bridge inspection. Its team has provided routine, NSTM, underwater, and ancillary engineering and inspection services to clients across 37 states and 3 countries.

Assessment and analysiscivil engineeringEmergency response inspectionsSpecial access inspectionsStructural Designstructural inspectionUnderwater bridge inspection

Fickett Structural Solutions, Inc. has partnered with private, federal, state, and local agencies in the A/E/C industry since 2001, ensuring the safety and quality of infrastructure through specialized services in structural inspection and design, load rating, nondestructive testing, and quality assurance. Headquartered in Middleton, WI, with regional offices nationwide.

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HBM is an award-winning Illinois civil and structural engineering firm serving IDOT, the Illinois Tollway, CDOT, ISTHA, CTA, METRA, and Cook County. It designs, inspects, and rates complex bridges, highways, roundabouts, and transit infrastructure across the Chicago region. The firm is a certified DBE/WBE and was the first DBE in Illinois for IDOT Major River Bridges.

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