ML19305E684

Rept on Potential Alkali Reactivity ASTM C227 & C-289.

ML19305E684
Person / Time
Site:	River Bend
Issue date:	03/11/1980
From:	EXIPITT, PROFESSIONAL SERVICE INDUSTRIES, INC. (FORMERLY PTL-I
To:
Shared Package
ML19305E681	List: ML19305E680 ML19305E684
References
PG-12606, NUDOCS 8005200263
Download: ML19305E684 (2)

Text

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cWENT*S No. P.O.12210.50 REPORT PG-12606 04994 Mafch 11, 1980 REPORT OF POTENTIAL ALKALI,,._,.

gREACTIVITY -ASTM C227 AND C-289 i FOR GULF STATES UTILITIES COMPANY STONE AND WEBSTER ENGINEERING CORP. , AGENT

.. P . O. BOX 217 ST. FRANCISVILLE, LA. 7 G",7 5 PROJECT  : RIVERBEND Material . ',:FFine= Aggregated s

Cement  : Job Cement =  !

Laboratory No.800984 Na20  : 0.16  !

K0 2  : 0.56  !

Total Alkalies 0 Na20  : ,, 0 . 5 3....

C-227 Average Length Change Percent 14 Day

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+0.02 4 Month . +0.02 ..

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6 Month Due 4/10/80 Mixing water as percent Cement 19.3 C-289 Results (a)

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Reduction in Alkalinity, Rc(mm/1) 97.22 Dissolved Silica, Sc(mm/1) 103.06 l .

(a) According to Appendix XI.l.2 of ASTM C-33 the abovesDoessappear2 to be-potentially reactive - Verbal results to site 10-17-79.

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cWENT*3 No. P.O.12210.50 REPORT PG-12606 04994 (March,11, 1980 i

l REPORT OF POTENTIAL ALKALI EREACTIVITY ASTM C227 AND C-289' FOR '

GULF STATES UTILITIES COMPANY l STONE AND WEBSTER ENGINEERING CORP., AGENT '

.. P. O. BOX 217 ST. FRANCISVILLE, LA. 70775 PROJECT  : RIVERBEND j Material .  : ENo.457. Coarse--Ag'gregater. 1 Cement  :. .' Job Cementy Laboratory No.800984 Na20  : 0.16 K0 2  : 0.56 Tot.il Alkalies 0 Na20 :p 0.53' C-227 Average Length Change Percent .

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14 Day +0.01 1 Month +0.01 2 Month +0.01 3 Month . . +0.02-4 Month, , ,,,+ 0 , 01,.

1::l:51' Month" tu+0 :-0229 6 Month Due 4/10/80 Mixing water as percent Cement  : 24.6 ..

C-289 Results (a) .

Reduction in Alkalinity, Rc(mm/1) 33.71 Dissolved Silica, Sc(mm/1) t 566.67 (a) According to Appendix X1.1.2 or ASTM C-33 the above=does!. appear' ~

to be potentially reactive - Verbal results to site l'6017-79.

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