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Forwards SER input re underground fire main analysis.Util required to install adequate thrust blocking or other acceptable restraint to resist separation of fittings in Line 12 inch FP (43)-1 due to movement of elbow.

Accession Number: ML17285A464

Date Released: Saturday, November 7, 2020

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• ML17285A463 - Forwards SER input re underground fire main analysis.Util required to install adequate thrust blocking or other acceptable restraint to resist separation of fittings in Line 12 inch FP (43)-1 due to movement of elbow. (8 page(s), 5/12/1989)
• ML17285A465 - SER input re underground fire main analysis.Licensee analysis of fire main 12 inch FP (43)-1 cannot be accepted due to basic theory of subgrade reaction used in analysis not applicable to problem of estimating settlement. (5 page(s), 5/12/1989)