LAEMCHABANG
Typical Piles
SCOTT WILSON
D,%-/ ' /#(AC,D C-(CA( C$/ Typical Piles
Column $ar
1.
Design Parameters
'
# c
+
()
N $2
# y
+
(&0
N $2
# y6
+
(&0
N $2
/iae1e "# C"l4 Sec1i"45
2.
(Compression + Moment + Shear)
's
*%23) + %270 , 2-%7.) 1235
' L"
+
Clea 'ei!'1 "# C"l45
+
28850
C"4ce1e c"6e 1" li4s5
c
+
7)
3. alue of au an! emin
Type of Column
T'e c"l4 is unrace!. E4 c"4i1i"4 a1 1"p E4 c"4i1i"4 a1 :"11"
β Le + β L" 28.0
+
%
+ +
% %.2
+
3(&20
=
%0
%$2000 * L e $ ' 2
+
Asse /e#lec1i"4 a1 ;LS5
+ +
0.393 %
+
(8)
+
&2
+
20
&%.3
+
992
+
0.803
say
*%23)2
+
%.3%
a + βa'
0.0) ' + 0.0) %23) Mi4i ecce41ici1y5 e i4
T'ee#"e 1'e c"l4 is sle4e c"l4.
4.
5.
Design Axial oa!" #en!ing $oment an! %&ear 'orce from Analysis /esi!4 C"pessi"4 <"ce5
N
+
/esi!4 Be4i4! M"e415
M"
/esi!4 S'ea <"ce5
>
+ +
2000
N
8800
N
1500
N
*a1 1"p "# pile
ongitu!inal (einforcement Design Ty
* 2 4"s.
52
"# 2,:a
T
40
:4les
6e1ical ei4#"cee41
? %& 4"s.
"# 3,:a
+
&%.3
E@i6ale41 ia. "# :a :4les
's
:4les
+
's $ '
' , 2 c , 2*ia. "# li4s ,
+
992
$
%23)
0.8
1) Compression 'orce * $aximum $oment N $ '2 +
Ai1i"4al M"e41 /e 1" Aial C"pessi"4 <"ce5 Ma*N
+ 2000
/esi!4 "e415 M + M $ '3 +
9770
(8)
$ %000
8800 %0&
$
+
970
N
? 970
+
9770
N
*%23)3
+
).%9
+
&(&87
2000
<" BCAs C'a1 N".
%03
$
%95
%00Asc $ Ac a4
Asc e@ie
+
).(
Ac $ %00
+
).( +
%
+
&(&87
2
2) (einforcement Aea "# 6e1ical ei4#"cee415 As e@ie >e1ical ei4#"cee41 1" :e p"6ie As p"6ie
+
As p"6ie $ Ac
+.
&)3() +
).)
+ 2
52 =
T &(&87
2 40 2
O
%&ear (einforcement Design
327928097.ls
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08$27$20%&
LAEMCHABANG
Typical Piles
SCOTT WILSON
D,%-/ ' /#(AC,D C-(CA( C$/ (Compression + Moment + Shear) De#e 1" S'ea i4 Piles a4 Cicla C"l4s "# N"1es "4 S1c1es :y OAP *a c"py a11ac'e
+
'$2
+
&%7.)
s
+
's $ 2
+
(9&
+
0.)%%
si4 α
+
2 s $ π
α
+
0.)37
c"s α
+
0.8)9
:
+
2 *π$2 ? α ? si4 α c"s α
:
+
*π$2 ? α ? si4 α c"s α $ *% ? si4 α
+
: $ :
+
+
933
97%087.(8 2 +
%0(%
+
933 ?
/ep1' "# e@i6ale41 ec1a4!la sec1i"45 'e 0.& 'e
+
M" $ N + 6
0.&
%039
+
&23
2000.0
+
((00
> $ :
+
%.)(
FFF
+
32&73
8800.0 +
$
As
+
6c +
0.79 *%00As $ *: %$3 *(00$'e%$( $ γ
> 'e $ M"
+
0.%8
N $ 2
+
0.& '
+
O +
3.3&)
+
%.30
N $2
%.0(
De@ie i4i li4s #" c"41ai4e41 "# c"pessi"4 ei4#"cee41 + %.%(9
%039
C'eci4! "# s'ea is e@ie.
6c + 6c ? 0.& *N > 'e $ AcM "
%
As6$S6 e@
327928097.ls
=
+
N $ 2
%.%%
6 *6c?0.(
+
? 7)
%00As $ :
S'ea ei4#"cee41 s'"l :e p"6ie.
As6$S6 p"6ie
&%.3 $ 2
) N$2
2
6 = 6c
%&ear lins to e pro6i!e!
1 =
T %.0(
+
T %0 1+
7
,
(80
(Cl. 3.12.7.1 of BS 8110 : Part 1)
15
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Pa!e 3 "# 3
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