Laserfiche WebLink
J1111-25-1992 09: 18 FROM *0IJESTAR 14ORTH VALLEY TO � 15104626283 P.01 <br /> T c 1-01LE K <br /> FLY ASH. Number 2 <br /> THE MODERN POZZOLAN <br /> What Are Pozzolans? Porzninna nre polluting the ambient air and the collected <br /> siliceous or silixousialuminous materials material once processed becomes it valuable <br /> which,when mixed with limp,and water.form resource fur industry. <br /> cementitious compounds. Why is my Ash Used In Concrete?Fly <br /> What to Fly Ash? Fly ash is the best nsh is widely nand t(Any ns n rcrnrntifipus <br /> known — and nap rrf thr world's most com• material in the production of a great variety of <br /> monlyuscd—pouolans.Physically,itisavery r.Dncrate mixes. The. advantages of using fly <br /> fine puwdt:ry material, predunivalely silica, ash are detailed in Pozzolanic Technical <br /> with particles almost totally spherical inshape. Rnllmina. Rriofly they inrindc^ Ah)rrrss+aryl <br /> A Brief History: Fly ash closely resem• Compressive Strength 'Increased Workability <br /> blesthe volranirashesused inthe production 'Increased Durability 'Decreased Pernnea- <br /> ofthe earliest knawnlnytlrauficcenteulssettle hility 'Redoce.dSulphateAttack ''Decrensed <br /> 2,100 years ago—near the small italian towm of Bleeding and Segregation `Reduced Shrinkage <br /> POYYUOIi (which later ;rave its name to our rRMnced Hcat of Hydration "Reduced Ce- <br /> modern day porzolnnsj. Predating portland ment/Aggregate Reaction 'Increased Flexural <br /> cement by uver 2.000 years, fly ash has Strength. <br /> significantly improved the performance of The Fly Ash Advantage:The spherical <br /> concrete throughout its history. shnr of fly ash particles and their extreme <br /> The Modern Pozzolan.Today's fly ash fineness, has a beneficial effect on the work. <br /> is A by-product of burning finely ground coal ability of concrete. The shape allows the <br /> in eleciricity generating power Planta. it is concrete to move more freely...and the fine <br /> caplvted from the exhaust gases of file plants particle size allnws hcttrr filling of the voids. <br /> by 0":Irvsralic prec.ipitalurs ur bay huuaes The slump test photograph shown hninw <br /> which leavrrclntivnlyrleonnirtoesrnpr.from clearly illustrates the improved cohesion of <br /> the Amoko Starks. This arrnmpiishec two the fly ash concrete mix <br /> OblectivK:9- rile fine fly stall is prevented from <br /> y. <br /> Am <br /> Fly Ash Concrete prdlnpry Concrete <br /> ALASKA. • enrTISH COLUMBIA• CALIM NIA • C.010PAt111l . ipnHV • MONTANA <br /> NFVAnA 1 OaFMN . rJ0n1T11 nAY.OTA . WAr,.HINOTON • WNIMnJC • 11Ttll <br /> 7LLLPHOML:VJCAL'eM-93rt0. IMIDE WASHINGTON(POA; SA' •roc <br />