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7-14-04; t7:40 ;Lester Bulldinq ;3203955376 # 27/ 28 <br /> Article Request Page , Page 25 of 26 <br /> I I3154 2537 2225 3011 2701 2713 2277 3435 3074 <br /> u <br /> Appendig B Normally Hydrated Concrete: Core Compressive Strength <br /> Ratio of Water Ratio of Water Mass Compressive Strength, <br /> Mass to Dry Mix to Cement Mass lbf/in.2 <br /> Mass,% (W/C Ratio) <br /> Rodded with 16 mm R°dded with 9.5 <br /> (S/8 in.)Diameter Rod �(3/8 in.) Vibrated <br /> Diameter Rod <br /> 468 <br /> 358 453 <br /> 4 0.258 589 <br /> 373 545 <br /> 650 • <br /> 1,070 <br /> 1,121 871 <br /> 5 0.323 850 <br /> 1,512 297 <br /> 558 <br /> 2,556 <br /> 2,032 1,637 <br /> 6 0.387 1,750 <br /> 2,737 1,380 <br /> 1,961 <br /> 2,950 <br /> 3,289 2,162 <br /> 7 0.452 2,189 <br /> 2,357 1,868 <br /> 2,811 <br /> 3,351 <br /> 3,704 2,406 <br /> 8 0.516 3,673 <br /> 3,538 1,896 <br /> 3,199 <br /> 3,537 4,087 3,878 <br /> 9 0.581 <br /> 3,904 3,496 3,279 <br /> 3,293 <br /> 3,100 2,302 <br /> 10 0.645 2,883 <br /> 2,858 2,192 <br /> 2,810 <br /> . Average Compressive <br /> Strength,lbf/in.2 <br /> �1 <br /> http://asae.fiymulti.com/request2.asp?JID=S&AIIk14082&CII�1nv2003&v=&i=8cT=1 6/4/2004 <br />