Design of CMU Wall against Lateral oil Load

Given: 20cm CMU H=Height of Wall=1m, Fm=Compressive Strength of CMU=104kg/cm^2, 2/820 cmkgoil = Fm=0.33*Fm=0.33*104kg/cm^2=34.32kg/cm^2 B=CMU Thickness=40cm d1=depth of masonry element=9.7cm from Table (5-1) .TM.5-804-3/NAVFAC Dm-2.9/AFM 88-3, Cha.3 1. Determination of lateral oil Pressure and Maximum Moment:

22

max

222

13.14

2.114.3,40@12

13731410

3

/410)1820(21)(

21

cmAs

BarverticalascmmmUse

mkghRaM

cmkghRaP oil

==

===

====

Fig (a) Typical CMU Wall

1

2. Determination of Resisting Moment:

( ) ( ) ( ) ( )

SafeMMSince

mkgdbjkFM

kdkj

nnnK

nmE

Ecndb

As

dbjkFM

rm

mrm

mrm

.......................................................

5.1481002

7.94092.025.032.342

42.292.025.0,92.0325.01

31

25.025.13003.025.13003.025.13003.022

04.025.13003.0,25.1310415100

1004.2'

,003.07.940

13.12

max

22

22

6

2

>=

==

======+=+=

========

=

2