Nuclear

Mesa’s QA Program adheres to NQA-1 standards that provide requirements for the implementation of quality assurance programs during siting, design, construction, operation & decommissioning of nuclear facilities.

Design Services

RadWaste:

• Container Design and Certification
• Waste Processing
  • Solidification
  • Dewatering
  • Handling

Civil/Structural

• Siting
• Duct Design/Analysis
• Foundations: Cooling Towers, Fans
• Seismic Qualification of Components

Mechanical

• Piping Systems:
  • B31.1 – Steam, Compressed Air
  • B31.9 – Cooling Water
• HVAC Systems:
• Control Room Upgrades
• Plant Cooling/Ventilation
• NFPA 101 Life Safety Upgrades

Electrical

• Switchgear/MCC/Breaker Replacement
• Transformer Replacement
• Protective Relaying
• UPS Design
• Studies/Analysis:
  • Load Flow
  • Short Circuit
  • Arc Flash Hazard Analysis
• Equipment Evaluation

Instrumentation & Controls

• Control Systems Upgrades
  • Generator/Exciter
  • Synchronization

Control Systems Upgrades:

• Generator/Exciter
• Synchronization

Clients

• Areva
• Energy Solutions
• EnergX
• FCI
• Nukem
• TVA
• United States Department of Energy