PROJECT : CLIENT : JOB NO. :
PAGE : DESIGN BY : REVIEW BY :
DATE :
Retaining Wall Design Based on ACI 530-99 & ACI 318-02
INPUT DATA & D!I"N !U##AR$ SPECIAL INSPECTION ( 0=NO, 1=YES )
1
Yes
TYPE OF MASONRY ( 1=CM, !=BRIC" ) @ MASONRY STRENGT# =
1
CM
+
CONCRETE STRENGT#
=
1.$
% s&
'.$
% s&
$s/ #ontang6 F& ;5 *5@e3e5 ;2 &2 3
REBAR YIELD STRESS
=
0
% s&
LATER SOIL PRESSRE
P
=
0
*+ (e-&/e23 &4 *5ess5e)
PASSIVE PRESSRE
P*
=
'00
*s 6 3
SRC#ARGE W EIG#T
s
=
100
*s
SERVICE LATERAL FORCE
L3
=
!0
*s
FRICTION COEFFICIENT
µ
=
0.
ALLOW SOIL PRESSRE
=
%s
33
=
7
&2
T#IC"NESS OF TOP STEM T#IC"NESS OF "EY 8 STEM
3
=
1!
&2
TOE W IDT#
LT
=
3
#EEL W IDT#
L#
=
3
#EIG#T OF FENCE STEM
#F
=
'
3
#EIG#T OF TOP STEM
#T
=
.
3
#EIG#T OF BOT. STEM
#B
=
$.$
3
FOOTING T#IC"NESS
<
=
1!
&2
"EY DEPT#
<%
=
1!
&2
SOIL OVER TOE TOP STEM REINF. (As,1)
<*
=
1!
&2
%T WA'' D!I"N I! AD(UAT)*
9 As,1 LOCATION (0=3 s;& +e, 1=3 @&44e, !=3 e+< +e) BOT. STEM REINF. (As,!)
9 As,! LOCATION (0=3 s;& +e, 1=3 @&44e, !=3 e+< +e)
1
&2 ;.+.
!
3 e+< +e
7
&2 ;.+.
!
3 e+< +e
TOP REINF.OF FOOTING (A s,)
9
!0
&2 ;.+., (C3&;2 > 17? ;.+. @. ACI .1!.!.!)
BOT. REINF.OF FOOTING (A s,')
9
$
1'
&2 &2
= = = = = = = = = =
1.''
%&*s
0.!
%&*s
1.70
%&*s
0.!'
%&*s
0.
%&*s
$.
%&*s
1.$0
%&*s
0.1$
%&*s
0.$'
%&*s
0.1
%&*s
ANA'$!I! !R+IC ',AD! # = 0.$ P (#T H #B H < )! #s = s P (#T H #B H < ) 6 γ #* = 0.$ P * (<* H < H H <%)! #L3 = L3 (#F H #T H #B <*) W s = s (L# H 3 33) W = #T (L# H 3 33) H #B L#K γ W = < (L (L# H 3 H LT ) γ + W % = <% 3 γ + W ,3 = 33 (#T H#F) γ @ W , = 3 #B γ @ ACT,RD ',AD! γ # = 1. # γ #s = 1. # s γ #L3 = 1. # L3 γ W s = 1. W s γ W = 1.! W γ W = 1.! W γ W % = 1.! W % γ W ,3 = 1.! W ,3 γ W , = 1.! W ,
= = = =
!.0 %&*s
= = = = =
.' %&*s
0.' %&*s 0.7 %&*s 1.01 %&*s
,+RTURNIN" #,#NT #
γ #
#
γ #
#
1.''
!.0
.!
'.1
.$
0.17 %& %&*s
#s
0.!
0.'
'.0
1.''
!.0
0.' %& %&*s
#L3
0.!'
0.7
.0
1.7
!.7
1.
.1$
8)01
1!.7!
1.70 %& %&*s
0. %&*s
R!I!TIN" #,#NT W
γ W
W
γ W
Ws
0.
1.01
.7
'.
.!
W
$.
.'
.'
.7
''.7
W
1.$0
1.70
$.00
.$0
.00
W%
0.1$
0.17
.$0
0.$
0.
W ,3
0.$'
0.'
.
1.7
!.1'
W ,
0.1
0.
.$0
!.1!
!.$'
7.71
10.7
53)4
.0
,+RTURNIN" ACT,R , !AT$
SF =
ΣWx = Σ Hy
.0
.
1.$
%!atis/ato*
CC !,I' BARIN" CAPACIT$ (ACI CAPACIT$ (ACI 170! SEC.1$.!.!)
L = LT
+ t b + L H
=
10.00
6e ΣW 1 + L , q MAX = BL ΣW , 3 B(0.5L − e)
e=
3
for e ≤ for e >
L 2
−
ΣWx − ΣHy ΣW
=
999 3
L 6 L
=
0.
%s
7
%!atis/ato*
6
CC 'UR CAPACIT$ ,R #A!,NR$ !T# (ACI !T# (ACI $0 SEC.1.7.!.1, 8 !.)
M =
P a y 6
3
2
A3 3;* s5e@
y ws + M Lat 2γ b
+ P a
P = W w
0.77
3%&*s ,
.!0
3%&*s
=
0.$'
%&*s ,
1.1'
%&*s
1 kd M allowable = MIN b wkd F b d − 3 2
− P d − te 2
A3 3;* s3e@
24
A3 se ; ;33;@ s3e@
=
, As F s d −
=
. &2 ,
11.
&2
4
=
'.'1 &2 ,
7.
&2
F
=
1!
&2 ,
0.'$ %s %s& ,
1!
&2
0.'$
%s&
Fs
=
%s %s& ,
!'
%s&
As
=
0. 0. &2! ,
0.
&2!
ρ
=
0.00
E@
=
1$0 %s %s& ,
1$0
%s&
Es
=
!000
%s& ,
!000
%s&
2
=
!1.'7
!1.'7
%
=
0.'0
0.'
M allowable
=
1.' 3%&*s ,
.'!
!'
.
3
+ P t e − kd 2 3
A3 se ; ;33;@ s3e@
3e
=
kd
,
0.00
3%&*s
.
M
%!atis/ato*
M
%!atis/ato*
CC !AR CAPACIT$ ,R #A!,NR$ !T# (ACI !T# (ACI $0 SEC.!..$.!.!)
V =
P a y 2
2
+
w s P a y
γ b
A3 3;* s5e@ +
(
V allow able = d bwM IN
V Lat '
f m , 50
)
A3 se ; ;33;@ s3e@
=
0.'1
%&*s ,
1.
%&*s
=
!.0$
%&*s ,
.7
%&*s
.
.
V
%!atis/ato*
V
%!atis/ato*
CC ' 'UR CAPACIT$: A!:3: ,R ,,TIN" (ACI ,,TIN" (ACI 170! SEC.1$.'.!, 10.!, 10.$.', .1!.!, 1!.!, 8 1!.$)
0.85β 1 f 'c 87 ρ MAX = 0.75 f y 87 + f y
=
0.0!
ρ MIN =
0.0018 f 2 d
=
0.001
L H ( q ! ,3 + 2q !, eel ) b L H 2 γ w s + γ wb + LH γ w f − , for 2 L 6 M ! ,3 = L H γ + γ + LH γ − q ! ,3b S 2 , for > L e! 2 w s wb L w f 6 6 M ! ,3 ' 0.85 f c 1 − 1 − ' 2 b 0.383 f d c = 0.00! ρ =
e!
≤
L 6
= 7.$ 7.$ 3% 3%&* &*s s
f y
= = =
4 e S
( A S, )
5e-&5e4
=
7. &2
-, 3;e
0.07 3
-,
26 &2! 6 3
0.!!
= = = A S,
7
1.1'
%s
1.0
%s
0.7
%s
%!atis/ato*
CC T, 'UR CAPACIT$: A !:4: ,R ,,TIN" (ACI ,,TIN" (ACI 170! SEC.1$.'.!, 10.!, 10.$.', .1!.!, 1!.!, 8 1!.$)
0.85β 1 f 'c 87 ρ MAX = 0.75 f y 87 + f y M ! ,4 =
( q + 2q ) b L ! ,4
! ,toe
6
2
T
=
4 3
= MIN ρ , ρ MIN MIN
0.0!
2
− LT γ w f
=
.$
3%&*s
2 L
' 0.85 f c 1 − ρ = ( A S, ' )
5e-&5e4
0.0018 f = d 2
M ! ,4 1− ' 0.383bd 2 f c
=
4 -, '
= =
999 &2 999 %s
0.001
f y
=
0.1
&2! 6 3
7
A S, '
%!atis/ato*
CC $ CAPACIT$ ,R ,,TIN" 1.$ (# H #s H #L3) =
!. %&*s
#* H µ ΣW = 7 %!atis/ato*
'.''
% &* s
Te+<&2+ Ree5e2+es: 1. ?Ms;25 Des&2e5s G&4e, T<&54 E4&3&;2? (MDG), T
0.001