ML20086R501

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Forwards Rept Entitled, Concrete Strength Survey,Final Rept Dtd June 1970.W/o Encl
ML20086R501
Person / Time
Site: Peach Bottom  
Issue date: 07/01/1970
From: Mcdevitt V
PECO ENERGY CO., (FORMERLY PHILADELPHIA ELECTRIC
To: Morris P
US ATOMIC ENERGY COMMISSION (AEC)
Shared Package
ML20086R504 List:
References
NUDOCS 8402290395
Download: ML20086R501 (2)


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Dear Dr. Mo+;ri s :

l'atentral proble'3 with concrete conveyed by altunine pipe u ne brer:.;h t to the gen. art:1 attention of the build.u.g

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1970 nnd a meccine,ou Marel, 31, 1970 held :t ti,e requ Nt of Mr. J. P. O'Ref.lly,

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1470 Thic Rarart de<;cribes the situt.M on which occurred at Peach Ecttom Units s,.

m au, e an,d.3 w,nng co;tc tructiva or the cam. -.* 'c la l r.,nleir;. using concrete conveyed th :ough alumi. nun pipelines.

Tests showed that straagth reduction wec evident in some concrete which had been placed,

'Ihe res ting program and the remedial reasures tn!wn are described in tile Report.

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