ML19294B287

Rept of Potential Alkali Reactivity ASTM C-227 & C-289 for Gulf States Utils Co - S&W,Agent for Number 57 Coarse Aggregate

ML19294B287
Person / Time
Site:	River Bend
Issue date:	12/20/1979
From:	PROFESSIONAL SERVICE INDUSTRIES, INC. (FORMERLY PTL-I
To:
Shared Package
ML19294B280	List: ML19294B279 ML19294B282 ML19294B287
References
800986, NUDOCS 8002280134
Download: ML19294B287 (1)

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" "" PG-12606 cucnT-S No. P.O.12210.50 REPORT 04994 December 20, 1979 REPORT OF POTENTIAL ALKALI REACTIVITY ASTM C227 AND C-289 4

FOR GULF STATES UTILITIES COMPANY

STONE AND WEBSTER ENGINEERING CORP. , AGENT

} P. O. BOX 217

' ST. FRANCISVILLE, LA. 70775

, ________-____-__------------------------------------------~~~~~---~~--

E PROJECT  : RIVERBEND a

e Material  : No. 57 Coarse Aggregate

Job Cement, /

Cement 0.16 Laboratory No.800984 Na20  :

K0 2  : 0.56

0.53

'- Total Alkalies 9 Na20

' C-227 Average Length Change Percent T +0.01 b 14 Day 1 Month + .01

+.01 y 2 Month

'd 3 Month Diw 1/14/80 T, 4 Month y 6 Month 3  : 24.6 Mixing water as pere'nt Cement

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2 C-289 Results (a)

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!f Reduction in Alkalinity, Rc(mm/1) 233.71 5 Dissolved Silica, Sc(mm/1) 566.67 r-If'd (a) According to Appendix X1.1.2 or ASTM C-33 the above does appear to be potentially reactive - Verbal results to site 10-17-79.

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