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lV, LV, LJJV VV. 1V <br />a9/13/1997 13:06 <br />LVVJVVJJLJ <br />2066440463 <br />a.M1I11 \A114 J1 F..11\VI.IW <br />KIA CO <br />rr VC <br />FAGS 0: <br />RIA 00 <br />September 13,1997 <br />Ferrari Design Group Mchitects, PS <br />12277 134TH CT. NE <br />Suits 203 <br />Redwood, WA 93052.243) <br />Arta: Mr. Frank Hef eman <br />hgjeet: 75th A Hudesoa, Building "A" <br />Low Strength Comm at Pacts 2, 4, 8 A 35 <br />Pmjwt 149: 9714A <br />OX I? MPWPN.E. <br />BN/N,u. NMI ao" <br />PhWv 20o.e444OW <br />Fax 208.8464M <br />Enclosed we calculations for above mentioned panels at building -A of 75th and <br />t4adeson, Test results indicated commme mmeh below 4000 psi. Teat results were used <br />io redmip the panels in question. <br />I . FcO3t140 psi at panels 2, 4 ad S. <br />Concrete at =40 above 3000 psi is satishcwy fbr the above panels per <br />enclosed calculations. <br />2. F`o-3620 psi at panel 35. <br />In our opinion ibis pane is aowptsble even with pent Womion abort 1/8" <br />over U13C allowable limiu(sm RW-315). Co nerese will keep on piniag <br />at no as time goes by. and also cotatnaetor indicted drat this eonoMe war <br />"tally mixed in with another concrete mint with W91W ssrs 41' but lower <br />strength oonm to was toted only. <br />Please call if you have any qucWom. <br />Kis Co. <br />Ali Elms mikis <br />cc; Bob Waggle, SGA Corporation <br />