angkur baseplate.xls
TRANSCRIPT
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SITE NAME : STDNGAKUHCMS (KONDISI EKSISTING)
A. MATERIAL
1. Anchor
- Grade ASTM A307
- Fya = 240 MPa
- Fu = 60 ks = 413.6! M"a- F# = 0.3 FyA = 72.00 M"a
- FT = 0.$ FyA = 120.00 M"a
2. %ase"&a'e
- S'ee& SS-400
- Fy = 2$00
3. (oncre'e
- )*c = 1+.32 MPa
- F" = 0.3$ )*c = 6.412 M"a
B. SUPPORT REACTION AT TOWER
- (o,"resson
= 637.7!6 k
= 6$037.0! k/
- Tenson
= $!!.$3+ k
= 6113$.+6 k/
- oron'a&
= 3!.+!3 k= 4067.!$ k/
C. ALLOWABLE TENSILE STRESS OF ANCHOR BOLT
Actual anch! + φ 22 ,, ASTM A307
A!"a c!## #"ct$n %
= 3+0.13
= 30.41
Anch! #t!"n&th %
)a =
= 13.12 M"a 5 F#
F = 1.33 F# = !$.76 M"a
F' = 1.33 FT = 1$!.60 M"a
F's = 1.4F' - 1.6 Fa = 202.4$ MPa F'
)'a = = 1!7.1$ MPa F'
)a F 8 )'a F' = 1.3723 0.!000
k/c,2
Fco,"
F'en
Fhor
A anchor ,,2 1 "cs
A' anchor c,2 'o'a& anchor n a &e/ 9ase"&a'e
Fhor A' anchor
F'en A' anchor
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(o,,en' : Anchor need strengthening
D. BASE PLATE
- = 36 c,
- = 23 ,,
- 9 = 40 ,,
- = 70 ,,- = 3!6 ,,
- A9 = 12!6
R"'u$!" a#" *lat" a!"a
A9r = = !!4.6!
%r = = 31.$4 c, 5 % eks
R"'u$!" a#" *lat" th$c+n"##
'"1 =
= 0.26! c,
Tn =
= 74.!42 k
Mn = Tn 9
= 3.00 k ,
'"2 =
= 1.34!60 c,
'" re; = ,a '"1 < '"2 = 1.34!60 c, 5 '" eks
e;ured %ase P&a'e 31$ ,, 31$ ,,
>s'n/ %ase P&a'e 360 ,, 360 ,,
?a"as'as konds "erkua'an = 13.4!6023 = 0.$+6+ 5 0.!000 <
(o,,en' : Base plate strong enough
% eks
'" eks
,nsn
c,2
F co," F" c,2
A9r 0.$
,n Fco," A9 Fy% 1.33 0.$
F'en n anchor
6 Mn sn 0.7$ Fy% 1.33 0.$
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23 ,,
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SITE NAME : STDNGAKUHCMS (KONDISI PROPOSED)
A. MATERIAL
1. Anchor
- Grade ASTM A307
- Fya = 240 MPa
- Fu = 60 ks = 413.6! M"a- F# = 0.3 FyA = 72.00 M"a
- FT = 0.$ FyA = 120.00 M"a
2. %ase"&a'e
- S'ee& SS-400
- Fy = 2$00
3. (oncre'e
- )*c = 1+.32 MPa
- F" = 0.3$ )*c = 6.412 M"a
B. SUPPORT REACTION AT TOWER
- (o,"resson
= 64$.+++ k
= 6$+62.2$ k/
- Tenson
= 607.$$7 k
= 61!$3.$7 k/
- oron'a&
= 40.27+ k= 4107.21 k/
C. ALLOWABLE TENSILE STRESS OF ANCHOR BOLT
Actual anch! + φ 22 ,, ASTM A307
A!"a c!## #"ct$n %
= 3+0.13
= 30.41
Anch! #t!"n&th %
)a =
= 13.24 M"a 5 F#
F = 1.33 F# = !$.76 M"a
F' = 1.33 FT = 1$!.60 M"a
F's = 1.4F' - 1.6 Fa = 202.2$ MPa F'
)'a = = 1!!.7+ MPa F'
)a F 8 )'a F' = 1.3!01 0.!000
k/c,2
Fco,"
F'en
Fhor
A anchor ,,2 1 "cs
A' anchor c,2 'o'a& anchor n a &e/ 9ase"&a'e
Fhor A' anchor
F'en A' anchor
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D. BASE PLATE
- = 36 c,
- = 23 ,,
- 9 = 40 ,,
- = 70 ,,- = 3!6 ,,
- A9 = 12!6
R"'u$!" a#" *lat" a!"a
A9r = = 1007.31
%r = = 31.74 c, 5 % eks
R"'u$!" a#" *lat" th$c+n"##
'"1 =
= 0.271 c,
Tn =
= 7$.!4$ k
Mn = Tn 9
= 3.04 k ,
'"2 =
= 1.3$+60 c,
'" re; = ,a '"1 < '"2 = 1.3$+60 c, 5 '" eks
e;ured %ase P&a'e 317 ,, 317 ,,
>s'n/ %ase P&a'e 360 ,, 360 ,,
?a"as'as konds "erkua'an = 13.$+6023 = 0.$!07 5 0.!000 <
(o,,en' : Base plate strong enough
% eks
'" eks
,nsn
c,2
F co," F" c,2
A9r 0.$
,n Fco," A9 Fy% 1.33 0.$
F'en n anchor
6 Mn sn 0.7$ Fy% 1.33 0.$
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SITE NAME : STDNGAKUHCMS (KONDISI PERKUATAN)
A. MATERIAL
1. Anchor
- Grade ASTM A307
- Fya = 240 MPa
- Fu = 60 ks = 413.6! M"a- F# = 0.3 FyA = 72.00 M"a
- FT = 0.$ FyA = 120.00 M"a
2. %ase"&a'e
- S'ee& SS-400
- Fy = 2$00
3. (oncre'e
- )*c = 1+.32 MPa
- F" = 0.3$ )*c = 6.412 M"a
B. SUPPORT REACTION AT TOWER
- (o,"resson
= 6!6.+00 k
= 710$3.+3 k/
- Tenson
= 6$1.$67 k
= 66441.34 k/
- oron'a&
= 43.+!$ k= 4476.04 k/
C. ALLOWABLE TENSILE STRESS OF ANCHOR BOLT
Actual anch! + φ 22 ,, ASTM A307
A!"a c!## #"ct$n %
= 3+0.13
= 30.41
Anch! #t!"n&th %
)a =
= 14.43 M"a 5 F#
F = 1.33 F# = !$.76 M"a
F' = 1.33 FT = 1$!.60 M"a
F's = 1.4F' - 1.6 Fa = 200.3$ MPa F'
)'a = = 214.26 MPa F'
)a F 8 )'a F' = 1.4!32 0.!000
k/c,2
Fco,"
F'en
Fhor
A anchor ,,2 1 "cs
A' anchor c,2 'o'a& anchor n a &e/ 9ase"&a'e
Fhor A' anchor
F'en A' anchor
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Anch! #t!"n&th"n$n& calculat$n Try : add'ona& BCTB BT >-$00 D'h AS->-F M20
H$lt$ Ca*ac$t$= 20 ,,
n h&' = 4
Pull ut , Cnc!"t" !"#$#tanc"- Ees/n 'ens&e ress'ance 62.! k
- o,na& anchor de"'h 170 ,,
In-u"nc" Anch! D"*thC,' o) ac'ua& anchor de"'h
230
=
= 1.3$
In-u"nc" cnc!"t" #t!"n&th
(o,"resse s'ren/'h )c = 1+.6
(oncre'e s'ren/'h des/n (1620
= 1 8 )c - 2$ 100 = 0.!36
>d/e ds'ance = 220 ,,
= 1.000
Cnc!"t" "#$&n !"#$#tanc"= 31+.614
St""l "#$&n !"#$#tanc"= 7$100.00
= 300.400
S/#t"0 "#$&n t"n#$l" !"#$#tanc" (H$lt$1# t"n#$n ca*ac$t/)= 300.400
Sh"a! ca*ac$t/
Cnc!"t" "&" !"#$#tanc"Anchor se BCTB AS->-F M20 E = 20 ,,
Ees/n shear ress'ance 12400
+$ ,,
φ h&'
od.c =
no, =
no, 5 ac' 5 2 no, ac' =
) T ac' no,
,,2
) %.
In-u"nc" "&" $#tanc" (n"" a$t$nal cnc!"t")
(1
) . ,n 1 0.2+ 8 0.72 (1 no, H ) . =
d.c od.c ) T I ) %. ) . I n h&' H d.c =
od.s
d.s n h&' od.s od.s =
F h&' ,n d.c H d.s F &' =
# oE.c =
( ,n =
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In-u"nc" cnc!"t" #t!"n&th
(o,"resse s'ren/'h )c = 1+.6
(oncre'e s'ren/'h des/n (1620
= = 0.+63
In-u"nc" anch! #*ac$n& an "&" $#tanc"For,u&a )or sn/&e anchor
= 4.164
(oncre'e des/n ress'ance
S'ee& des/n ress'ance
= $4000.00
= 216
Anch! an H$lt$ T"n#$n Ca*ac$t/
= F' . A'
= 4+$.3$ k
=
= 3$1.17 k 5= F anchor
Anch! an H$lt$ Sh"a! Ca*ac$t/= F . A'
= 2+!.11 k
2 == 0.000 k 5 # anchor
C0$nat$n Anch! an H$lt$ Ca*ac$t/= 0.723$ 5 0.!000
(o,,en' : Anchor strong enough
D. BASE PLATE
- = 36 c,
- = 23 ,,
- 9 = 40 ,,
- = 70 ,,
- = 3!6 ,,
- A9 = 12!6
R"'u$!" a#" *lat" a!"a
A9r = = 10+6.71
%r = = 32.!7 c, 5 % eks
R"'u$!" a#" *lat" th$c+n"##
'"1 =
,,2
) %.# )c 2$
0.$
) A.# (1 ( ,n (1 8 ( ,n 0.$ H F A.# =
# oE.s
# h&' n h&' # od.s H # h&' =
F anchor
F 'en2 F 'en - F &'
# anchor
,a F hor - # h&' H 0
2 # anchor 8 F 'en2 F anchor
% eks
'" eks
,n
sn
c,2
F co," F" c,2
A9r 0.$
,n Fco," A9 Fy% 1.33 0.$
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= 0.2+1 c,
Tn =
= $4.2!7 k
Mn = Tn 9
= 2.17 k ,
'"2 =
= 1.14+77 c,
'" re; = ,a '"1 < '"2 = 1.14+77 c, 5 '" eks
e;ured %ase P&a'e 330 ,, 330 ,,
>s'n/ %ase P&a'e 360 ,, 360 ,,
?a"as'as konds "erkua'an = 11.4+7723 = 0.4!!$ 5 0.!000 <
(o,,en' : Base plate strong enough
F'en n anchor 8 n h&'y
6 Mn sn 0.7$ Fy% 1.33 0.$
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,,
k
k
k
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k
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11.4+77 ,,
23 ,,
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SITE NAME : RANCAHCIAMIS (KONDISI PROPOSED)
A. MATERIAL
1. Anchor
- Grade ASTM A307
- Fya = 240 MPa
- Fu = 60 ks = 413.6! M"a- F# = 0.3 FyA = 72.00 M"a
- FT = 0.$ FyA = 120.00 M"a
2. %ase"&a'e
- S'ee& SS-400
- Fy = 2$00
3. (oncre'e
- )*c = 1+.32 MPa
- F" = 0.3$ )*c = 6.412 M"a
B. SUPPORT REACTION AT TOWER
- (o,"resson
= 1023.1+6 k
= 10433$.!3 k/
- Tenson
= !61.+0+ k
= !+077.12 k/
- oron'a&
= 63.2+3 k= 64$3.07 k/
C. ALLOWABLE TENSILE STRESS OF ANCHOR BOLT
Actual anch! + φ 22 ,, ASTM A307
A!"a c!## #"ct$n %
= 3+0.13
= 30.41
Anch! #t!"n&th %
)a =
= 20.+1 M"a 5 F#
F = 1.33 F# = !$.76 M"a
F' = 1.33 FT = 1$!.60 M"a
F's = 1.4F' - 1.6 Fa = 1!0.14 MPa F'
)'a = = 316.27 MPa F'
)a F 8 )'a F' = 2.1!!0 0.!000
k/c,2
Fco,"
F'en
Fhor
A anchor ,,2 1 "cs
A' anchor c,2 'o'a& anchor n a &e/ 9ase"&a'e
Fhor A' anchor
F'en A' anchor
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(o,,en' : Anchor need strengthening
D. BASE PLATE
- = 36 c,
- = 23 ,,
- 9 = 3$ ,,
- = 7$ ,,- = 410 ,,
- A9 = 12!6
R"'u$!" a#" *lat" a!"a
A9r = = 1$!$.74
%r = = 3!.!$ c, % eks
R"'u$!" a#" *lat" th$c+n"##
'"1 =
= 0.36$ c,
Tn =
= 120.226 k
Mn = Tn 9
= 4.21 k ,
'"2 =
= 1.$711+ c,
'" re; = ,a '"1 < '"2 = 1.$711+ c, 5 '" eks
e;ured %ase P&a'e 3!! ,, 3!! ,,
>s'n/ %ase P&a'e 360 ,, 360 ,,
?a"as'as konds "erkua'an = 1$.711+23 = 0.6+31 5 0.!000 <
(o,,en' : Base plate need strengthening
% eks
'" eks
,nsn
c,2
F co," F" c,2
A9r 0.$
,n Fco," A9 Fy% 1.33 0.$
F'en n anchor
6 Mn sn 0.7$ Fy% 1.33 0.$
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23 ,,
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SITE NAME : RANCAHCIAMIS (KONDISI PROPOSED)
A. MATERIAL
1. Anchor
- Grade ASTM A307
- Fya = 240 MPa
- Fu = 60 ks = 413.6! M"a- F# = 0.3 FyA = 72.00 M"a
- FT = 0.$ FyA = 120.00 M"a
2. %ase"&a'e
- S'ee& SS-400
- Fy = 2$00
3. (oncre'e
- )*c = 1+.32 MPa
- F" = 0.3$ )*c = 6.412 M"a
B. SUPPORT REACTION AT TOWER
- (o,"resson
= 1027.!07 k
= 104+17.34 k/
- Tenson
= !66.037 k
= !+$0+.36 k/
- oron'a&
= 63.$13 k= 6476.$2 k/
C. ALLOWABLE TENSILE STRESS OF ANCHOR BOLT
Actual anch! + φ 22 ,, ASTM A307
A!"a c!## #"ct$n %
= 3+0.13
= 30.41
Anch! #t!"n&th %
)a =
= 20.+! M"a 5 F#
F = 1.33 F# = !$.76 M"a
F' = 1.33 FT = 1$!.60 M"a
F's = 1.4F' - 1.6 Fa = 1!0.02 MPa F'
)'a = = 317.66 MPa F'
)a F 8 )'a F' = 2.20+$ 0.!000
k/c,2
Fco,"
F'en
Fhor
A anchor ,,2 1 "cs
A' anchor c,2 'o'a& anchor n a &e/ 9ase"&a'e
Fhor A' anchor
F'en A' anchor
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D. BASE PLATE
- = 36 c,
- = 23 ,,
- 9 = 3$ ,,
- = 7$ ,,- = 410 ,,
- A9 = 12!6
R"'u$!" a#" *lat" a!"a
A9r = = 1603.10
%r = = 40.04 c, % eks
R"'u$!" a#" *lat" th$c+n"##
'"1 =
= 0.366 c,
Tn =
= 120.7$$ k
Mn = Tn 9
= 4.23 k ,
'"2 =
= 1.$7463 c,
'" re; = ,a '"1 < '"2 = 1.$7463 c, 5 '" eks
e;ured %ase P&a'e 400 ,, 400 ,,
>s'n/ %ase P&a'e 360 ,, 360 ,,
?a"as'as konds "erkua'an = 1$.746323 = 0.6+46 5 0.!000 <
(o,,en' : Base plate need strengthening
% eks
'" eks
,nsn
c,2
F co," F" c,2
A9r 0.$
,n Fco," A9 Fy% 1.33 0.$
F'en n anchor
6 Mn sn 0.7$ Fy% 1.33 0.$
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SITE NAME : RANCAHCIAMIS (KONDISI PERKUATAN)
A. MATERIAL
1. Anchor
- Grade ASTM A307
- Fya = 240 MPa
- Fu = 60 ks = 413.6! M"a- F# = 0.3 FyA = 72.00 M"a
- FT = 0.$ FyA = 120.00 M"a
2. %ase"&a'e
- S'ee& SS-400
- Fy = 2$00
3. (oncre'e
- )*c = 1+.32 MPa
- F" = 0.3$ )*c = 6.412 M"a
B. SUPPORT REACTION AT TOWER
- (o,"resson
= 112$.16! k
= 11473$.31 k/
- Tenson
= 10$3.10! k
= 1073+7.23 k/
- oron'a&
= 70.704 k= 720!.+0 k/
C. ALLOWABLE TENSILE STRESS OF ANCHOR BOLT
Actual anch! + φ 22 ,, ASTM A307
A!"a c!## #"ct$n %
= 3+0.13
= 30.41
Anch! #t!"n&th %
)a =
= 23.2$ M"a 5 F#
F = 1.33 F# = !$.76 M"a
F' = 1.33 FT = 1$!.60 M"a
F's = 1.4F' - 1.6 Fa = 1+6.24 MPa F'
)'a = = 346.30 MPa F'
)a F 8 )'a F' = 2.4126 0.!000
k/c,2
Fco,"
F'en
Fhor
A anchor ,,2 1 "cs
A' anchor c,2 'o'a& anchor n a &e/ 9ase"&a'e
Fhor A' anchor
F'en A' anchor
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Anch! #t!"n&th"n$n& calculat$n Try : add'ona& BCTB BT >-$00 D'h AS->-F M20
H$lt$ Ca*ac$t$= 20 ,,
n h&' = 10
Pull ut , Cnc!"t" !"#$#tanc"- Ees/n 'ens&e ress'ance 62.! k
- o,na& anchor de"'h 170 ,,
In-u"nc" Anch! D"*thC,' o) ac'ua& anchor de"'h
230
=
= 1.3$
In-u"nc" cnc!"t" #t!"n&th
(o,"resse s'ren/'h )c = 1+.6
(oncre'e s'ren/'h des/n (1620
= 1 8 )c - 2$ 100 = 0.!36
>d/e ds'ance = 1+$ ,,
= 1.000
Cnc!"t" "#$&n !"#$#tanc"= 7!6.$36
St""l "#$&n !"#$#tanc"= 7$100.00
= 7$1.000
S/#t"0 "#$&n t"n#$l" !"#$#tanc" (H$lt$1# t"n#$n ca*ac$t/)= 7$1.000
Sh"a! ca*ac$t/
Cnc!"t" "&" !"#$#tanc"Anchor se BCTB AS->-F M20 E = 20 ,,
Ees/n shear ress'ance 12400
+$ ,,
φ h&'
od.c =
no, =
no, 5 ac' 5 2 no, ac' =
) T ac' no,
,,2
) %.
In-u"nc" "&" $#tanc" (n"" a$t$nal cnc!"t")
(1
) . ,n 1 0.2+ 8 0.72 (1 no, H ) . =
d.c od.c ) T I ) %. ) . I n h&' H d.c =
od.s
d.s n h&' od.s od.s =
F h&' ,n d.c H d.s F &' =
# oE.c =
( ,n =
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In-u"nc" cnc!"t" #t!"n&th
(o,"resse s'ren/'h )c = 1+.6
(oncre'e s'ren/'h des/n (1620
= = 0.+63
In-u"nc" anch! #*ac$n& an "&" $#tanc"For,u&a )or sn/&e anchor
= 3.211
(oncre'e des/n ress'ance
S'ee& des/n ress'ance
= $4000.00
= $40
Anch! an H$lt$ T"n#$n Ca*ac$t/
= F' . A'
= 4+$.3$ k
=
= 302.11 k 5= F anchor
Anch! an H$lt$ Sh"a! Ca*ac$t/= F . A'
= 2+!.11 k
2 == 0.000 k 5 # anchor
C0$nat$n Anch! an H$lt$ Ca*ac$t/= 0.622$ 5 0.!000
(o,,en' : Anchor strong enough
D. BASE PLATE
- = 36 c,
- = 23 ,,
- 9 = 3$ ,,
- = 7$ ,,
- = 410 ,,
- A9 = 12!6
R"'u$!" a#" *lat" a!"a
A9r = = 17$4.7!
%r = = 41.+! c, % eks
R"'u$!" a#" *lat" th$c+n"##
'"1 =
,,2
) %.# )c 2$
0.$
) A.# (1 ( ,n (1 8 ( ,n 0.$ H F A.# =
# oE.s
# h&' n h&' # od.s H # h&' =
F anchor
F 'en2 F 'en - F &'
# anchor
,a F hor - # h&' H 0
2 # anchor 8 F 'en2 F anchor
% eks
'" eks
,n
sn
c,2
F co," F" c,2
A9r 0.$
,n Fco," A9 Fy% 1.33 0.$
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= 0.3+3 c,
Tn =
= $+.$06 k
Mn = Tn 9
= 2.0$ k ,
'"2 =
= 1.0!604 c,
'" re; = ,a '"1 < '"2 = 1.0!604 c, 5 '" eks
e;ured %ase P&a'e 41! ,, 41! ,,
>s'n/ %ase P&a'e 360 ,, 360 ,,
?a"as'as konds "erkua'an = 10.!60423 = 0.476$ 5 0.!000 <
(o,,en' : Base plate need strengthening
F'en n anchor 8 n h&'y
6 Mn sn 0.7$ Fy% 1.33 0.$
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,,
k
k
k
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k
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10.!604 ,,
23 ,,
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SITE NAME : CI2EUN2ING (KONDISI EKSISTING)
A. MATERIAL
1. Anchor
- Grade ASTM A307
- Fya = 240 MPa
- Fu = 60 ks = 413.6! M"a- F# = 0.3 FyA = 72.00 M"a
- FT = 0.$ FyA = 120.00 M"a
2. %ase"&a'e
- S'ee& SS-400
- Fy = 2$00
3. (oncre'e
- )*c = 1+.32 MPa
- F" = 0.3$ )*c = 6.412 M"a
B. SUPPORT REACTION AT TOWER
- (o,"resson
= !7+.67+ k
= !!7!7.3+ k/
- Tenson
= !17.160 k
= !3$24.2! k/
- oron'a&
= 61.610 k= 62+2.47 k/
C. ALLOWABLE TENSILE STRESS OF ANCHOR BOLT
Actual anch! + φ 22 ,, ASTM A307
A!"a c!## #"ct$n %
= 3+0.13
= 30.41
Anch! #t!"n&th %
)a =
= 20.26 M"a 5 F#
F = 1.33 F# = !$.76 M"a
F' = 1.33 FT = 1$!.60 M"a
F's = 1.4F' - 1.6 Fa = 1!1.03 MPa F'
)'a = = 301.$! MPa F'
)a F 8 )'a F' = 2.1012 0.!000
k/c,2
Fco,"
F'en
Fhor
A anchor ,,2 1 "cs
A' anchor c,2 'o'a& anchor n a &e/ 9ase"&a'e
Fhor A' anchor
F'en A' anchor
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(o,,en' : Anchor need strengthening
D. BASE PLATE
- = 36 c,
- = 23 ,,
- 9 = 3$ ,,
- = 7$ ,,- = 410 ,,
- A9 = 12!6
R"'u$!" a#" *lat" a!"a
A9r = = 1$26.32
%r = = 3!.07 c, % eks
R"'u$!" a#" *lat" th$c+n"##
'"1 =
= 0.3$7 c,
Tn =
= 114.64$ k
Mn = Tn 9
= 4.01 k ,
'"2 =
= 1.$342+ c,
'" re; = ,a '"1 < '"2 = 1.$342+ c, 5 '" eks
e;ured %ase P&a'e 3!1 ,, 3!1 ,,
>s'n/ %ase P&a'e 360 ,, 360 ,,
?a"as'as konds "erkua'an = 1$.342+23 = 0.6671 5 0.!000 <
(o,,en' : Base plate need strengthening
% eks
'" eks
,nsn
c,2
F co," F" c,2
A9r 0.$
,n Fco," A9 Fy% 1.33 0.$
F'en n anchor
6 Mn sn 0.7$ Fy% 1.33 0.$
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SITE NAME : CI2EUN2ING (KONDISI PROPOSED)
A. MATERIAL
1. Anchor
- Grade ASTM A307
- Fya = 240 MPa
- Fu = 60 ks = 413.6! M"a- F# = 0.3 FyA = 72.00 M"a
- FT = 0.$ FyA = 120.00 M"a
2. %ase"&a'e
- S'ee& SS-400
- Fy = 2$00
3. (oncre'e
- )*c = 1+.32 MPa
- F" = 0.3$ )*c = 6.412 M"a
B. SUPPORT REACTION AT TOWER
- (o,"resson
= !+$.+07 k
= 100$24.34 k/
- Tenson
= !23.461 k
= !4166.+2 k/
- oron'a&
= 61.!13 k= 6313.37 k/
C. ALLOWABLE TENSILE STRESS OF ANCHOR BOLT
Actual anch! + φ 22 ,, ASTM A307
A!"a c!## #"ct$n %
= 3+0.13
= 30.41
Anch! #t!"n&th %
)a =
= 20.36 M"a 5 F#
F = 1.33 F# = !$.76 M"a
F' = 1.33 FT = 1$!.60 M"a
F's = 1.4F' - 1.6 Fa = 1!0.+7 MPa F'
)'a = = 303.66 MPa F'
)a F 8 )'a F' = 2.11$3 0.!000
k/c,2
Fco,"
F'en
Fhor
A anchor ,,2 1 "cs
A' anchor c,2 'o'a& anchor n a &e/ 9ase"&a'e
Fhor A' anchor
F'en A' anchor
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(o,,en' : Anchor need strengthening
D. BASE PLATE
- = 36 c,
- = 23 ,,
- 9 = 3$ ,,
- = 7$ ,,- = 410 ,,
- A9 = 12!6
R"'u$!" a#" *lat" a!"a
A9r = = 1$37.44
%r = = 3!.21 c, % eks
R"'u$!" a#" *lat" th$c+n"##
'"1 =
= 0.3$! c,
Tn =
= 11$.433 k
Mn = Tn 9
= 4.04 k ,
'"2 =
= 1.$3!$4 c,
'" re; = ,a '"1 < '"2 = 1.$3!$4 c, 5 '" eks
e;ured %ase P&a'e 3!2 ,, 3!2 ,,
>s'n/ %ase P&a'e 360 ,, 360 ,,
?a"as'as konds "erkua'an = 1$.3!$423 = 0.66!4 5 0.!000 <
(o,,en' : Base plate need strengthening
% eks
'" eks
,nsn
c,2
F co," F" c,2
A9r 0.$
,n Fco," A9 Fy% 1.33 0.$
F'en n anchor
6 Mn sn 0.7$ Fy% 1.33 0.$
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1$.3!$4 ,,
23 ,,
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(o,,en' : Anchor need strengthening
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Anch! #t!"n&th"n$n& calculat$n Try : add'ona& BCTB BT >-$00 D'h AS->-F M20
H$lt$ Ca*ac$t$= 20 ,,
n h&' = +
Pull ut , Cnc!"t" !"#$#tanc"- Ees/n 'ens&e ress'ance 62.! k
- o,na& anchor de"'h 170 ,,
In-u"nc" Anch! D"*thC,' o) ac'ua& anchor de"'h
230
=
= 1.3$
In-u"nc" cnc!"t" #t!"n&th
(o,"resse s'ren/'h )c = 1+.6
(oncre'e s'ren/'h des/n (1620
= 1 8 )c - 2$ 100 = 0.!36
>d/e ds'ance = 1+$ ,,
= 1.000
Cnc!"t" "#$&n !"#$#tanc"= 637.22!
St""l "#$&n !"#$#tanc"= 7$100.00
= 600.+00
S/#t"0 "#$&n t"n#$l" !"#$#tanc" (H$lt$1# t"n#$n ca*ac$t/)= 600.+00
Sh"a! ca*ac$t/
Cnc!"t" "&" !"#$#tanc"Anchor se BCTB AS->-F M20 E = 20 ,,
Ees/n shear ress'ance 12400
+$ ,,
φ h&'
od.c =
no, =
no, 5 ac' 5 2 no, ac' =
) T ac' no,
,,2
) %.
In-u"nc" "&" $#tanc" (n"" a$t$nal cnc!"t")
(1
) . ,n 1 0.2+ 8 0.72 (1 no, H ) . =
d.c od.c ) T I ) %. ) . I n h&' H d.c =
od.s
d.s n h&' od.s od.s =
F h&' ,n d.c H d.s F &' =
# oE.c =
( ,n =
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In-u"nc" cnc!"t" #t!"n&th
(o,"resse s'ren/'h )c = 1+.6
(oncre'e s'ren/'h des/n (1620
= = 0.+63
In-u"nc" anch! #*ac$n& an "&" $#tanc"For,u&a )or sn/&e anchor
= 3.211
(oncre'e des/n ress'ance
S'ee& des/n ress'ance
= $4000.00
= 432
Anch! an H$lt$ T"n#$n Ca*ac$t/
= F' . A'
= 4+$.3$ k
=
= 3!+.67 k 5= F anchor
Anch! an H$lt$ Sh"a! Ca*ac$t/= F . A'
= 2+!.11 k
2 == 0.000 k 5 # anchor
C0$nat$n Anch! an H$lt$ Ca*ac$t/= 0.+214 5 0.!000
(o,,en' : Anchor strong enough
D. BASE PLATE
- = 36 c,
- = 23 ,,
- 9 = 3$ ,,
- = 7$ ,,
- = 410 ,,
- A9 = 12!6
R"'u$!" a#" *lat" a!"a
A9r = = 166!.32
%r = = 40.+6 c, % eks
R"'u$!" a#" *lat" th$c+n"##
'"1 =
,,2
) %.# )c 2$
0.$
) A.# (1 ( ,n (1 8 ( ,n 0.$ H F A.# =
# oE.s
# h&' n h&' # od.s H # h&' =
F anchor
F 'en2 F 'en - F &'
# anchor
,a F hor - # h&' H 0
2 # anchor 8 F 'en2 F anchor
% eks
'" eks
,n
sn
c,2
F co," F" c,2
A9r 0.$
,n Fco," A9 Fy% 1.33 0.$
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= 0.374 c,
Tn =
= 62.467 k
Mn = Tn 9
= 2.1! k ,
'"2 =
= 1.132$4 c,
'" re; = ,a '"1 < '"2 = 1.132$4 c, 5 '" eks
e;ured %ase P&a'e 40! ,, 40! ,,
>s'n/ %ase P&a'e 360 ,, 360 ,,
?a"as'as konds "erkua'an = 11.32$423 = 0.4!24 5 0.++00 <
(o,,en' : Base plate need strengthening
F'en n anchor 8 n h&'y
6 Mn sn 0.7$ Fy% 1.33 0.$
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,,
k
k
k
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k
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11.32$4 ,,
23 ,,
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