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Nuclear

Delivering safe and cost-effective contractor services in Canada and for more than half of the U.S. nuclear fleet, including constructing AP1000, small modular and advanced nuclear reactor development, and fusion technology.

What We Do

Maintenance & Modifications

Our Total Accountability Model provides a single point of contact driving accountability across safety, human performance, cost, schedule, quality, and resource supply.

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Projects & Construction

Our teams are familiar with, and have worked on, virtually every primary and secondary plant system in both outage and non-outage environments, routinely executing critical and near-critical path work scopes.

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Welding Services

Our experienced, highly qualified welders perform everything from large turn-key projects to small emergent scopes for nuclear and fossil utilities nationwide.

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Valve Services

Our diverse services include valve repair and repacking, AOV/MOV repair and diagnostic testing, safety relief valve testing and repair, training, and mobile and in-place machining.

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Scaffolding

From scaffolding design to decontamination and storage, our planning and implementation process is designed to reduce or consolidate scaffold use.

Radiological Protection

Our radiological services include a comprehensive array of health physics, decontamination, and radiological support services and personnel.

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Security Screening

The Security Services management team offers more than 50 years of experience with NEI guidelines and compliance. D&Z is recognized for its innovative training program.

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Protective Coatings

Durability, performance, and aesthetics, the Coatings Team specializes in delivering cutting-edge coating solutions tailored to meet your industry's unique needs.

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Facts About Nuclear Power

Nuclear is the number one source of carbon-free energy in the world.

Comprises 60% of the carbon-free energy output in the United States.

Industry operated at 92% reliability last year which was a new record.

Success Stories

Record diesel generator rebuild project
Featured Story

Vertically-Mounted, High-Pressure Feedwater Heater Replacements

Technical expertise, welding and rigging partnerships, and a managed-task approach saved a customer more than $2 million on two challenging feedwater heater replacements.

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Bridge Crane Installation Project
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Unit Station Service Transformer Replacement

More than 1,500 feet of conduit were installed along with 32,000 feet of cable during a unit station service transformer and ground circuit breaker replacement project.

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What solutions can we provide?