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• <br /> RCC. . . <br /> • <br /> PAVEMENT FA SIDEWALK fir <br /> mixer or a pugmill similar to that <br /> used to mix soil-cement. Continuous 100 YR wATER LINE i 9'j PLANTER <br /> mixing is preferred where high pro- ---- i r <br /> duction rates are needed. RANDOM ZONE 1 `r K. <br /> The AC1 states that the selection COMPACTED EARTH ,z zs' '! <br /> EM6ANKMENT 1 <br /> of aggregates and control of aggre- I <br /> gate gradation are important factors IL <br /> PRECAST <br /> influencing the quality and proper- IMPERVIOUS ZONE/ L <br /> ties of RCC. It says that aggregate (EXISTING GROUND LINE 5 PANEL <br /> variability affects cement and water ROLLER COMPACTED <br /> requirements of the mix which in CONCRETE <br /> turn affect strength and yield. <br /> The durability °e RCC is an as- DETENTION DAM NO. "I -- AUSTIN, TEXAS c <br /> peer that has to be looked at very c <br /> carefully, reports Logic. "Quite ob- . <br /> viously, with RCC you can't put the <br /> 4. <br /> air-entrained agents in it that you freeze-thaw resistance. There's no going to be used as the exterior face <br /> can in conventional concrete," he problem with it in the projects that and downstream side of a dam, an <br /> says. "Consequently, on a compara- are being built now because generally additional thickness would be pro- <br /> live basis, it is not as durable. But a conventional concrete designed to vided to account for any deteriora- r <br /> this is fairly easily overcome—it de- resist freeze-thaw cycles is used for lion that might take place with <br /> pends on the application." _the upstream and downstream face regard to alternate freeze-thaw cy-• <br /> Dinchak adds, "One of the ques- of a dam. ties." <br /> tions rieht now that is being investi- "The RCC is used for the harden- <br /> gated by our laboratories is ing of the interior concrete. If it is - continues <br /> if,lz: <br /> ... <br /> , .:::: . , <br /> ___,_,.. <br /> _ In , <br /> , .5?....,3_,... <br /> -". ._. Your savings are HE :ti 1 <br /> i okt <br /> =:,- Less time . . . less cost, but more production <br /> -: � ' - I from pan.-type design! <br /> rj .4---,wt1 a The Pav-Saver's big production capacity stems ; �"• <br /> -, 4 s- '--I , ,,, -w " .,: from the pan. Over 60% of the machine's <br /> ~_ I )`I• the pan t <br /> `- ''` �` `...a" "�- weight rides on to produce a <br /> t: <br /> i� smooth, dense paving In less time, less <br /> t✓ - effort and less cost. <br /> +�n' - FORM ... Take a good look at the Pay-Saver-- the <br /> SLIPFORM ... original pan-type finisher.The savings <br /> ~ OR CONVERTIBLE g <br /> MODELS you get could be your profit on a <br /> :._ il DELS close-bid job! <br /> _ _ �4_- �',,, Call or write for full information <br /> - _ !- - ', -- no obligation. <br /> y`7-- �r Rom ` I <br /> • + <br /> ' + -t Dealer Inquiries Invitee <br />