C EE 5 90Sprine2011 MasonryDesign TERM EXAM #3 CIPEN BOCK AND NOTES Showall your work for full marks - If you useextrapaperplease put your nameon all sheets NAME: 1. Calculate th emaximum lateraload (H ) that th ewallshownbelowcatake (assume windloading) (FOR bn n . ]0 1 {4-*r) THE CONT'IGURATION SHOWN- DO NOT REDESIGN).Th ewall is constructed of 8 inch r r - concretemasonry units that ar efullygrouted an d laidin runningbond.Assume anf'. of 2000 psian d #5 ' )8oqb+t bars at 48 inches on center(t y = OO,0b0 psi)( there will bea totalof 3 bars as shown in thefigure).(Hint: Initially assume tw o barsin tension)(15). US EASDDESIGNPROVISIONSANDDON'T FORGET TO CHECK SHEAR- This is NOT a Special Reinforced Shear Wall. Ass*,ne Lb."rs *..- , ^ {...,s.]..'r As = z (':r) : 0.62";^ / ' f\ ' ' "i = la-tt d,,- : v6" r . B - 6.33i' , ?' = ffif i- o.ootolo + l * ,fr{i;* zF* " , t - P * ^ . D " /'t-9 r{ flJ - rr .'l l1<X- : t2.H4- > + ( 2 'F.t< *' zif c; {:t-c- ll lSz $-.re-- 0'-4' ( l^n.-L *'.. * Sar"r | -. S'{-rc "^ 1 *t /1 {L .: LY::{tt'!' -. 1t , t2-b4 I B'ttz ++- l2'9'{ ) J J - L - , r J , n at7.fzs" aF$': 4g= 4 ci 3 1 6 f t flJ..,.,".,x 9 rubr'-t - - t t L*-(t ouc/n, S2 - lz.)+ YL+. / o o - t 7 , gY - /o"?e b*<- (- Yt- l o t g (sz-tz"*r/3) 8 +, " t l<-, 1L,a I"t') + 2 + ( ' - "' : (,0, -tLasff z , { r"-ir \ /. 1 / a J { r .'in- G3t1 t Ir rr T # t \ i 'lr^ t z "g I T. Rebar at 4 8 inchesO.C. t (. 8.67 fL /\ 9 4.s+
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