Issue 14

A.

Namdar et alii,

Frattura ed Integ

rità Strutturale,

14 (2010) 75

80; DOI: 10.3221

/IGF-ESIS.14.08

usi of For

ng the Terzag 1.5m and wid mulas for ca 1 f q 

hi calculatio th of 2.5m*2 lculation of s .3 c

n method, an .5m for foun afe bearing c 0.4 q N  

d cohesion, a dation were apacity, sugg B N 

ngle of fricti assumed for ested by Terz

on and unit w calculation o aghi, are pre

eight were c f safe bearing sented below

alculated. In capacity. :

all models de

pth

C N D  

(1) (2)

nf q q 

D 



f

q

 

   

nf

D

q





(3)

s

f

o N q

, N c

N  are the g from sugge ollected data e to improve

depend on 1 ethod) [17] oncept of wa of earthquake

Als Φ, cha liqu

and

eneral bearin stion by the were interp ment of stru

g capacity fa Terzaghi c reted and ma cture stability

ctors which alculation m thematical c at the time

) depth of fo , and accor ve theory us in the Band

oting, 2) sha dingly for a ed for accur ar Abbas of I

pe of footing ssessing sub ate estimation ran.

, 3) soil of

(was used racteristics, c efaction forc

R E

SULTS AND

DISCUSSIO

N

the Sho T

de: und ) to iver

he Band 27° 12' 0 with an north, and M or, which is

ar Abbas is c ” N with 15 average altitu t. Pooladi, rooted from

apital city of meters eleva de of 9 m (3 16 km (10 m Mt. Geno an

Hormozgan tion above s 0 ft) above s i) to the no d pours into

province an ea level in the ea level. The rthwest of th the Persian G

d it is located Persian Gul nearest elev e city. The c ulf, 10 km (

in Longitud f (Fig. 1). Th ated areas are losest river t 6 mi) east of

e: 56° 15' 0” is city situate Mt. Geno, o Bandar Ab the city.

E and Latitu d on flat gro 17 km (11 mi bas is the R

Figure 1 : B

andar Abbas m

ap of Iran pl

aced in Horm

ozgan provinc

e in close to P

ersian Gulf.

Th pro thr me not Th she loo but ind sur wit

e water table perties, whic ough the ge thod. The an excess of 11 e local shear ar failure ma se. Tab.1 ind based on u icated that th face. This w h structure st

was found v h controllin otechnical si gle of frictio (kN/m 2 ) an failure gener y be assume icated that b nit weight it ere is place ork draw att ability.

ery high and g structure s te investigati n in differen d the soil uni ally occurs in d, for Φ>36 ased on soil a could predi of developing ention to the

it was show tability. The on and the t depth and p t weight (γ) i loose sand °, the genera ngle of fricti ct that local liquefaction importance

n to have a soil angle o safe bearing lace in the s s vary from 1 while general l shear failur on that there shear failure in some are of designing

high effect o f friction, co capacity cal ubsoil are be 5.5 to 18.3 (k shear failure e may be as is may local will occur. a of city with foundation

n the subsoi hesion, unit culated by a tween 29-33 N/m 3 ) (Figs occurs in de sumed, in th shear failure The cohesio presence o and improv

l stability and weight hav dopting Terz degree, and . 2-3 and Tab nse sand, wh is investigati or general sh n less subso f undergroun ement metho

soil mechan e been obtai aghi calcula soil cohesion . 1). en Φ<28° l on the subso ear failure oc il of case st d water near d, it is affec

ical ned tion (C) ocal il is cur udy the tive

76