ML19294B282

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

ML19294B282
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
800985, NUDOCS 8002280129
Download: ML19294B282 (1)

Text

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/7_%.t.. PITTSBURGH TESTING LABORATORY pf ;g ...a.<....o ....

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850 POPLAR STREET, PITTSBURGH, P A.15220 m e .on e.

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CUENT'S No P.O.12210.50 PG-12606 REPORT 04994 December 20, 1979 I REPORT OF POTENTIAL ALKALI

$ REACTIVITY ASTM C227 AND C-289 a FOR

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GULF STATES UTILITIES COMPANY STONE AND WEBSTER ENGINEERING CORP,, AGENT 3 P . O. BOX 217 2 ST. FRANCISVILLE, LA. 70775 I'

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I PROJECT  : RIVERBEND 3, Material  : Fine Aggregate 5

Cement  : Job Cement'

, Laboratory No.800984 Na20  : 0.16

,j K0 2  : 0.56 Total Alkalies @'Na20  : 0.53 C-227 Average Length Change Percent 3

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+0.01

1 Month +0.01

$. 2 Month +0.02 S' 3 Month Due 1/14/80 2", 4 Month

• 6 Month 3

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Mixing water as percent Cement  : 19.3

'l 3 C-289 Results (a) p Reduction in Alkalinity, Rc(mm/1) 97.22 Dissolved Silica, Sc(mm/1) 103.06 .

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.a N (a) According to Appendix X1.1.2 of ASTM C-33 the above Does appear J

to be potentially reactive - Verbal results to site 10-17_79.

iOEC'd 41979 h 8002280l M STONE & WEBSTER.

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