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~~ _- <br />ENGINEEPIIN6 CDNSULTRNTS <br />Project <br />Job Number <br />1 <br />Reported fo <br />Cripple Creek & Vici Date <br />01.4027 <br />Amen COnshvCtiOn <br />I8450 Fast 28th Avenue <br />Aurora, CO.80011 <br />Eric Chiasson <br />51ll02 <br />CylinderSetNtrmber 39 <br />Compressive Strength of concrete Cy3inliers <br />Laboratory ID # 585 <br />Placement Location <br />Cast Bate <br />Supplier /Mix ID <br />Mine Shaft Cap, UG 257 <br />4/3/02 <br />Transmit Mix 14502010 <br />Fresh ~;ancrete Test Data <br />Slump (inches) 3 1/4 <br />Air Content (fie) , <br />' ' . <br />/~; <br />Temperature (degreer F) 74 <br />• Unit Weight (pcfJ <br />Initial Cure Inside Trailer - 24 Hours <br />Final Cure ASTM C31 -Laboratory Curing Room <br />Compressive Strength Test Data <br />Cylinder5e[Number 39A 39B ~ 39C 39D 39E <br />biameter (in.) 4.00 4.00 4.00 4.00 4.00 <br />Cross Sect. Area (sq. in.) 12.57 12.57 1257 ~ 12.57 1257' <br />Maximum Load (lbf) 51,280 ~ 49,87D 63,010. 65,180 <br />Compressive Strength (psi) 4080 3970 5010 5190 <br />Specifies S!re~gth (psi) 4000 4000 <br />Date 4/10/02 4/10!02 5/1/02 S/ll02 <br />Age at Test (Days) 7 7 28 28 Discazd <br />.: <br />(TItU UND sn~e~ consultaais <br />By: Andy Eliason <br />7393 Dahlia Street, Commerce City, CO, 8002 2-2 83 4 <br />Phonc (303) 289-I989 Fnz (303) 289-1686 <br />