Engineered Safety Feature (ESF) Atmosphere Cleanup System

6.5

ENGINEERED SAFETY FEATURE (ESF) ATMOSPHERE CLEANUP

SYSTEM

This section identifies criteria for the design of ESF

systems for fission product removal from post accident atmo-

spheres by filtration, adsorption, and spray systems, and

includes structures to contain these atmospheres.

6.5.1

Code of Federal Regulations

10 CFR 50, Appendix A, "General Design Criteria for

Nuclear Power Plants."

"Control Room."

GDC 19,

GDC 41,

"Containment Atmosphere Cleanup."

"Inspection of Containment Atmo-

GDC 42,

sphere Cleanup Systems."

"Testing of Containment Atmosphere

GDC 43,

Cleanup Systems."

GDC

61,

"Fuel Storage and Handling and

Radioactivity Control."

GDC 64,

"Monitoring Radioactivity Releases."

10 CFR 100.11, "Determination of Exclusion Area,

Low Population Zone, and Population Center Distance."

6.5.2

USNRC Regulatory Guides, SRP Branch Technical Positions

and Appendices

The method of calculating X/Q values in regulatory

guides 1.3, 1.4, and 1.25 is superseded by the method presented

in Regulatory Guide 1.145, "Atmospheric Dispersion Models for

Potential Accident Consequence Assessments at Nuclear Power

Plants."

Regulatory

Guide 1.3, "Assumptions Used for

Evaluating the Potential Radiological Consequences of a Loss-of-

Coolant Accident for Boiling Water Reactors."

Regulatory

Guide 1.4, "Assumptions Used for

Evaluating the Potential Radiological Consequences of a Loss-of-

Coolant Accident for Pressurized Water Reactors."

Regulatory Guide 1.7, "Control of Combustible Gas

Concentrations in Containment Following a Loss-of-Coolant Acci-

dent."

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