ProGect:
Job No.:
Sheet:
Rev:
S&bGect: Find Hoad Calc&lation
Prepared:
Date:
Checked:
W$%& ')& C)'C*')T$% ,N1''1$1$4:00 $ &rocode 1: 7ction" on "tr&ct&re" $ Part 1$4: Eeneral 7ction" $ Find 7ction"/ Calculation of basic wind velocity, v b: cdir = Directional factor; Section 4.! 1.00
c"ea"on =
1.0
vbo =
40.'
% ("
)&nda%ental val&e of the ba"ic *ind velocit+ ,# "ec -&"t: 0 +ear ret&rn period/
vb =
40.'
%("
a"ic *ind velocit+; Section 4.! ,1/P 2pre""ion ,4.1/ 3 v b = cdir c"ea"on vbo 5
Sea"on factor; Section 4.! Note # $ Reco%%ended val&e i" 1.0
Calculation of basic velocity pressure, q b: # 7ir den"it+; Section Section 4.! Note $ Reco%%ended Reco%%ended val&e i" i" 1. k-(% 6air = 1.0 k-(%
8b =
1.049
Terrain category: <0 = 0.01
<%in =
1
Terrain roughness: <0!ll = 0.0
<%a2 = kr =
00
a"ic velocit+ pre""&re; Section 4.! ,1/ 2pre""ion ,4.10/ 3 8 b = 1( 6 air vb 5
kPa
errain cate-or+! able 4.1
%
Ro&-hne"" len-th for terrain cate-or+ ! able 4.1
%
ini%&% hei-ht for terrain cate-or+ ! able 4.1
%
Ro&-hne"" len-th for terrain cate-or+ ! able 4.1
%
a2i%&% hei-ht! Section 4.#.
0.1>0
0.0>
errain factor dependin- on < 0; Section 4.#.! 2pre""ion ,4./ 3 k r = 0.1' ,< 0(<0!ll/
cr ,
5
Ro&-hne"" factor; Section 4.#.! 2pre""ion ,4.4/
@ro-raph+ factor; Section 4.#.1! reco%%ended val&e i" c o,
Mean wind velocity, v m:
v%,
ean *ind velocit+; Section 4.4 ,1/! 2pre""ion ,4.>/
&rb&lence factor; Section 4.4 ,1/! reco%%ended val&e i" 1.0.
v,/ Calculation of peak velocity pressure, q p (Clause !"#: 8p,v,
Peak velocit+ pre""&re; Section 4.4,1/! 2pre""ion ,4.>/
= ce,v,# .#91 0 0.1# 1 1.'0 .4>' 0.1 1 1.# .19 #0 0.1 1 1.#' .4> # 0.1# 1 1.# .>4 40 0.11 1 1.40 .'9 4 0.11' 1 1.4 .919 0 0.11> 1 1.449 .9#4 Note: "e corre"pondin- 8p,
8p,14 .># .>4
<=
.#
ProGect:
Job No.:
Sheet:
Rev:
S&bGect: Find Hoad Calc&lation
Prepared:
Date:
Checked:
%
Iei-ht of pipe" pipe "&pport above -ro&nd ,@S H.B10.#0 $ )EH H.B100/
Calculation of wind load acting on pipes: De"i-n )orce! )d = Cf 8p,
levation Peak Lel. Pre""&re Pre".! 8p, .# .4# 0.>
Pipe Dia%eter! Kp inch 14
%% #.9 1'.1
Shoe Iei-ht! h"
Span of Pipe! lp
De"i-n )orce! )d
%% 100 100
%% 9000 9000
kN 4.99 #.9
Calculation of wind load acting on structural members: De"i-n )orce! )d = c"cd cf 8p,
De"i-n )orce! )d = c"cd cf 8p,
for *ind load actin- on the *idth of the %e%ber
8p,
.4#
c"cd =
1.0
Str&ct&ral factor; Section 9.
cf!0 =
.0
)orce coefficient; Section >.> ,Note 1/
M =
1.0
nd$effect factor ,)i-&re >.#9/
cf =
.0
)orce coefficient; Section >.>! 2pre""ion ,>.11/ 3 c f = cf!o 2 M5
kPa
levation Peak Lel. Pre".! 8p,
.4# .4# .4# .4# .4# .4# .4# .4# .4# .4#
.# .# .# .# .# .# .# .# .# .# .# .#
.4# .4# .4# .4# .4# .4# .4# .4# .4# .4# .4# .4#
De"i-n peak velocit+ pre""&re of pipe "&pport! refer to able above *(r to hei-ht <
e%ber
Depth!h
Fidth! b
De"i-n )orce! )d
%% %% kN(% -isting +tructural +teel Members 1.4 $ 0.>4 C1212# $ 1. 0.>41 0#. $ 0.''0 0#21##2 $ 1##. 0.94' 101.9 $ 0.4' ee 0#21##2 $ 1##. 0.94' 0#. $ 0.''0 C0#20#249 $ 0#.9 0.'' 00 $ 0.'>4 CI002>2# $ > 0.#9 %ew +tructural +teel M embers ()vailable on +ite# 100 $ 0.4> 71002100210 $ 100 0.4> 100 $ 0.4> CI100O0O10 $ 0 0.44 9 $ 1.4> 21492#> $ 149.4 0.>1# 1.4 $ 1.4 421492#1 $ 149.1 0.>1 0#. $ 0.''0 0#21##2 $ 1##. 0.94' #1.4 $ 1.>1 #921>124 $ 1>1.1 0.##
Re%ark"
Col&%n ea% Col&%n ea% racinCol&%n ea%
Plan racinnee race Col&%n: 8&ivalent to 421492#>
ea% Col&%n racinea% at a"e
