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Forwards safety evaluations supporting util 850517,0802, 0823,1211 & 860429 submittals re environ effects of high energy line breaks in auxiliary steam & steam generator blowdown sys.Design of blowdown sys acceptable.

Accession Number: ML20210R166

Date Released: Tuesday, August 11, 2020

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• ML20210R162 - Forwards safety evaluations supporting util 850517,0802, 0823,1211 & 860429 submittals re environ effects of high energy line breaks in auxiliary steam & steam generator blowdown sys.Design of blowdown sys acceptable. (4 page(s), 2/6/1987)
• ML20210R206 - Safety evaluation supporting util 850517,0802,0823,1211 & 860429 submittals re environ effects of high energy line breaks in auxiliary steam or steam generator blowdown sys. Design of blowdown sys acceptable. (7 page(s), 2/6/1987)
• ML20210T257 - SER re util 850802 submittal describing design details of steam generator blowdown & auxiliary steam sys to detect & isolate high energy line breaks.Sys design acceptable, however,two deviations from IEEE-STD-297 criteria apparent. (4 page(s), 2/6/1987)