Nuclear

At Graycor, we have what it takes to exceed the expectations of the nuclear industry. Graycor Industrial has been providing civil, structural and mechanical general contracting services to the nuclear industry since the early 1980s. With the re-emergence of new-build nuclear plants plus License Extensions, Power Uprates and high-priority industry initiatives such as Buried Pipe Integrity and Post Fukashima, the demand for safe, high-quality construction services is on the rise. Graycor provides a wide array of civil, structural, mechanical and geotechnical services to the nuclear industry including Balance-of-Plant, outage support and major modifications. Our power industry experience includes: below-grade piping and vessel replacement and repair; new and expanded dry cask storage facility construction; primary and auxiliary cooling system structure and component construction and repair; specialized welding services; earth moving and site development; as well as new and remodeled site facilities.

Our safety culture is proven by our record. Our quality culture is centered around an ISO 9000-registered, 10 CFR 50 Appendix B, NQA-1 quality assurance program and implementation procedures.


Projects

  • LaSalle Station Office and Service Buildings

    This design-build project at the power producer's Marseilles, Illinois, location included construction of the office and service buildings inside of the protected area. Scope of work involved installation of five 115-ton rooftop air conditioning units as part of the mechanical equipment package. The Graycor Industrial team also enclosed the railroad track way, constructed a high-bay mechanical m…

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  • Dresden Station Office and Service Building Ground-Up Construction

    This design-build project included construction of a two-story administration building, as well as a three-story high-bay building inside of Dresden's protected area. Project scope also included a two-story interconnecting walkway, locker rooms, cafeteria and mechanical shops. In addition, a halon fire-protected records vault was installed. The project team also completed final tie-ins to the ex…

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  • Dresden Station Control Room - Steam Boiler System Replacement

    Graycor Industrial replaced two 40,000-lb./hr heating boilers inside the Dresden Station protected area. Scope of work for this project also included all boiler and related equipment installation, a new stack, and auxiliary work. All work performed for this project required "hot area" precautions.

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  • Dresden Station Fire Main Replacement

    This project included excavation, removal and replacement of existing 12-inch fire main encircling the turbine building inside of the protected area. Before beginning the project, the Graycor Industrial team probed for locating existing underground utilities. Fine excavation was completed using high-volume vacuum trucks.

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  • Point Beach Dry Cask Storage Construction

    Graycor Industrial completed the construction of a dry cask storage system at Point Beach Nuclear Plant in Two Rivers, Wisconsin. Scope of work included construction of eight new ventilated concrete storage casks (each 11 foot by 18 foot), two large VCC and ISFSI storage pads, perimeter security fencing and a pre-engineered building with foundations. In addition, the Graycor Industrial team comp…

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