7/26/2019 Baja Baru Edit
1/52
BAB I
PENDAHULUAN
1.1 Data-Data Perencanaan
230 230 230 230 230230230230
190
190
190
V1
D1
B1
B2
A1
V2
E1
D2
E2
B3
B4
B1'
B2'
B3'
B4'
V3
V4
V5
A2
A3
A4
V1'
D1'
A1'
V2'
E1'
D2'
E2'
V3'
V4'
A2'
A3'
A4'
1.2. Perhitungan Panjang Batang
a. Kemiringan Kuda-Kuda
tg =2,9
8,3= 0,413
= 20,806
b. Batang Kaki Kuda Kuda Ata!
A1 = A2 = A3 = A4 = A4= A3= A2= A1= A
A =
cos = 443,22cos
2,9
A = 9,954 meter
A1 =4
A= 2,4885 meter
c. Batang Kaki Kuda Kuda Ba"ah
1
1
7/26/2019 Baja Baru Edit
2/52
B1 = B2 = B3 = B4 = B4= B3= B2= B1= B
B =
cos = 443,22cos2,9
B = 9,954 meter
B1 =4
A= 2,4885 meter
d. Batang Diag#na$
Karena, segitiga VDB aa!a" segitiga sem#arang, ma$a
VBD = 90o% 20,806o = 6&,55&o
" % V ' sin = 1,9 sin 6&,55&o % 1,&56 meter
a = V ' cos = 1,9 cos 6&,55&o % 0,&25 meter
# = B % a = 2,488 % 0,&25 = 1,&63 meter
D = 22 bh + = &63,1&56,1 22 + = 2,4883 meter
D1 = D2 = D2= D1= D
D = 2,4883 meter
(1 = (2 = (2= (1= (
( = 6&,55&)osVB222 ++ BV
= 0,382'2,4881,9''2488,29,1 22 ++ = 3,6626 meter
( =sin
V=
*55&,6&180sin+ R
( = sin = RV *55&,6&180sin+
( = sin =6626,3
*55&,6&180sin+9,1 = 0,4&95
( = A) sin 0,4&95 = 65,28
( = 3,6626 meter
e. Batang &ertika$
V1 = V2= V3= V4= V5= V5= V4= V3= V2= V1= 1,9 meter
2
2
7/26/2019 Baja Baru Edit
3/52
'abe$ 1.1 Panjang Batang
BtgPjg
BtgBtg
Pjg
BtgBtg
Pjg
BtgBtg
Pjg
BtgBtg Pjg
Btg
A1
A2
A3
A4
A4
A3
A2
A1
2,4885
2,4885
2,4885
2,4885
2,4885
2,4885
2,4885
2,4885
B1
B2
B3
B4
B4
B3
B2
B1
2,4885
2,4885
2,4885
2,4885
2,4885
2,4885
2,4885
2,4885
V1
V2
V3
V4
V4
V3
V2
V1
1,9
1,9
1,9
1,9
1,9
1,9
1,9
1,9
D1
D2
D2
D1
2,4883
2,4883
2,4883
2,4883
(1
(2
(2
(1
3,6626
3,6626
3,6626
3,6626
BAB II
PE(EN)ANAAN *+(DIN*
3
3
7/26/2019 Baja Baru Edit
4/52
- .ara$ antara goring = = 1,34 m
- .ara$ antara $/a %$/a = 4 m
- Berat seniri ata genteng reng an $asa/ = 5 $gm2
2.1. Perhitungan ,uatan *#rding
nt/$ $asa/ an reng ia$ai $a/ semanto$ engan B. = 0,98 grcm2
#erasar$an 1983, irencana$an mema$ai goring engan roi! )7 6,5
ari atar roi! #aa iaat
: = 5&,5 cm4'
= 14,1 cm4
;: = 1&,& cm3
; = 5,0& cm3
< = 9 cm2
= &,09 $gm
# = 42 mm = 4,2 cm
= 5,5 mm = 0,55 cm
" = 65 mm = 6,5 cm
r t = &,5 mm = 0,&5 cm
: = 14,2 mm = 1,42 cm
= 32,5 mm = 3,25 cm
2.1.1. ,uatan ,ati
- #erat seniri )7 14 = &,090 $gm
- #erat ata seng meta! = 6,&00 $gm
./m!a" = 13,&90 $gm
:= cos
4
4
xh
h/2
d
yb
=:
=
=3
:
7/26/2019 Baja Baru Edit
5/52
= sin
: = cos = 13,&90 : cos 20,806 = 12,891 $gm
= sin = 13,&90 : sin 20,806 = 4,898 $gm
>: = 2
: ?'=8
1 =
8
1: 12,891 : 42 = 25,&82 $g m
> =2
?'=
8
1=
8
1: 4,898 : 42 = 9,&96 $g m
D: = ?'=2
1: =
2
1: 12,891 : 4 = 25,&82 $g
D = ?'=2
1 =
2
1: 4,898 : 4 = 9,&96 $g
2.1.2. ,uatan Hidu
a. ,uatan 'eru!at
>/atan ter/sat a$i#at e$era orang engan era!atan minim/m = 100 $g + 1983 *
: = cos = 100 : cos 20,806 = 93,4&9 $g
= sin = 100 : sin 20,806 = 35,520 $g
>: = '?4
1: =
4
1: 93,4&9 : 4 = 93,4&9 $g
> = '?4
1 =
4
1: 35,52 : 3 = 35,52 $g
D: = :2
1=
2
1: 93,4&9 = 46,&40 $g
5
5
=:
=
=3
:
: = cos
= sin
7/26/2019 Baja Baru Edit
6/52
D = 2
1 =
2
1: 35,52 = 1&,160 $g
b. ,uatan Air Hujan
>/atan air "/an iangga se#agai m/atan ter#agi rata er m2 #iang atar
#esar tergant/ng aa s//t $emiringan + men/r/t 1983*, imana aa
saat @ 50 i"it/ng engan r/m/s = 40 % 80 $gm2
= 40 - 0,8 : 20,806
= 23,355 $gm2
m/atan air "/an ang iterima goring + ermeter anang * aa!a"
= 23,355 : 1,34
= 31,296 $gm
: = cos = 31,296 : cos 20,806= 29,255 $gm
= sin = 31,296 : sin 20,806 = 11,116 $gm
>: = 2
: ?'=
8
1 =
8
1: 29,255 : 42 =
58,610 $gm
> =2
?'=
8
1 =
8
1: 11,116 : 42 =
22,232 $gm
D: = ?'=2
1: =
2
1: 29,255 : 4 = 58,610 $g
D = ?'=2
1: =
2
1: 11,116 : 4 = 22,232 $g
2.1. ,uatan Angin
>/atan angin ang #e$era 40 $gmtega$ !/r/s ter"aa #iang ata se"ingga
$omonen #e#an angin "ana ter"aa s/m#/ : men/r/t + 1983 * #i!a
20,806 ma$a $oeesien angin te$an
= 0,020 : - 0,4
= 0,020 : 20,806 % 0,4
6
6
7/26/2019 Baja Baru Edit
7/52
= 0,0016
$oeesien angin "isa = - 0,4
a. Angin 'ekan
: = 0,0016 : 1,34 : 40 = 0,858 Kgm
= 0 + ara" angin tega$ !/r/s #iang ata, se"ingga tia$ /na ni!ai*
>: = 2
: ?'=8
1 =
8
1: 0,858 : 42 = 1,&16 Kgm
> = 0
D: = ?'=2
1: =
2
1: 0,858 : 4 = 1,&16 Kg
D = 0
b. Angin Hi!a
: = - 0,4 : 1,34 : 40 = -21,440 $gm
= 0 + ara" angin tega$ !/r/s #iang ata,se"ingga tia$ /na ni!ai *
>: = 2: ?'=81
= 81
: -21,440 : 42 = -
42,880 Kgm
>= 0
D: = ?'=2
1: =
2
1: -21,440 : 4 = - 42,880 Kg
D = 0
&
&
7/26/2019 Baja Baru Edit
8/52
a#e! 2'1' Kom#inasi em#e#anan
>D>AA7 >A
>AA7 CD >AA7 A77 KE>B7AF
>/atan ter/sat >/atan air "/an te$an "isa rimer se$/ner
1 2 / 0 % 1 2 3 % 1 2 /
>: +$g'm*
> +$g'm*
D: +$g*
D +$g*
25,&82
9,&96
25,&82
9,&96
93,4&9
35,520
46,&40
1&,&60
58,510
22,232
58,510
22,232
1,&16
-
1,&16
-
- 42,88
-
- 42,88
-
119,261
45,316
&5,522
2&,556
120,9&&
45,316
&4,238
2&,556
&
&
7/26/2019 Baja Baru Edit
9/52
2.2 K#ntr#$ 'egangan Untuk *#rding
egangan a$i#at em#e#anan teta + $om#inasi rimer *
>: = 119'261 $gm
> = 45'316 $gm
;: = 1&'&00 cm3
; = 5'0&0 cm3
2
:
:t# cm
$g598'156&5'0&
6'4531
1&'&
11926'1
;
>
;
>G =+=+=
t#= 156&'598 $gcm2 H G = 1600 $gcm2 Aman
egangan a$i#at em#e#anan sementara + $om#inasi se$/ner *
>: = 120'9&& $gm
> = 45'316 $gm
;: = 1&'&00 cm3
; = 5'0&0 cm3
2
:
:t# cm
$g293'15&&5'0&
6'4531
1&'&
1209&'&0
;
>
;
>G =+=+=
t#= 15&&'293 $gcm2 H G = 1,3 : 1600 = 2080 $gcm2 Aman
8
8
7/26/2019 Baja Baru Edit
10/52
2. K#ntr#$ 'erhada Lendutan
?en/tan A$i#at >/atan >ati1I
< = 0'135 cm
1< = 1'452cm
?en/tan A$i#at >/atan Ci/
2:< =0,004 cm
2< =0,042 cm
?en/tan A$i#at >omen Angin
3:< = 0
7/26/2019 Baja Baru Edit
11/52
: = 5&'5 cm 4'
= 14'1 cm4
# = 42 mm = 4'2 cm
= 5'5 mm = 0,55 cm
" = 65 mm = 6'5 cm
r t = &'5 mm = 0'&5 cm
: = 14'2 mm = 1'42 cm
= 32'5 mm = 3'25 cm
er"it/ngan >omen Ftatis Dari Biang eser oring
er"aa F/m#/ : % :
7/26/2019 Baja Baru Edit
12/52
I2 = 1,42 -2
55,0= 1,145 cm
I3 =2
42,1= 0,&10 cm
F = +
7/26/2019 Baja Baru Edit
13/52
.1 Perhitungan ,uatan
>/atan-m/atan ang a$an i!ima"$an $e tia titi$ #/"/! aa rang$a $/a-
$/a aa!a" m/atan "i/,m/atan angin, er"it/ngan m/atan terse#/t aa!a"
se#agai #eri$/t
.1.1 muatan mati
#erat ata genteng = 5 $gm2
#erat goring )7 6'5 = &'09 $gm2
#erat $/a-$/a "it/ng #erasar$an r/m/s ene$atan ari r !oa Oan $iong
= + ? % 2 * s + ? 5 * $gm
2
= +20 % 2 * s +120 5 * $gm2
= 18 $gm2s 25 $gm2
se#agai stanar iam#i! ang ma$sim/m = 23,4 $gm2
#erat enggant/ng !aon = +& $gm2 11$gm2* = 18 $gm2
#erat #reac"ing + i$atan angin * iam#i! 25P ari #erat $/a-$/a
.1.2 ,uatan Hidu
a' >/atan ter/sat
>en/r/t 198& m/atan #e#an "i/ ang aat icaai an i#e#aani
o!e" orang aa!a" se#esar 100 $g'
#' >/atan Air C/an
>/atan air "/an #e$era aa titi$ #/"/! #agian atas, #esarna tergant/ng
aa s//t $emiringan + 198&* imana H 50 i"it/ng engan r/m/s
= 40 % 0,8 $gm2
= 40 % 0,8 +20,806*
= 23'355 $gm
.2. Pe$imahan Beban 'erhada 'itik Buhu$
.2.1. Pe$imahan ,uatan ,ati dan ,uatan Hidu 5Pembebanan 'eta6
12
12
7/26/2019 Baja Baru Edit
14/52
'itik buhu$ bagian ata!
iti$ #/"/! A -
Be#an genteng seng meta! +12 :2,6&5*:4:5 = 26'&50 $gm
Be#an oring 1'5 : 4 : &'09 = 42'540 $gm
Be#an $/a-$/a Q +2'6&52'6&51'9*:25 = 90'625 $gm
Berat #reac"ing R : #erat $/a - $/a = 22'656 $gm
Be#an air "/an Q +2'6&5* : 4 : 23'355 = 124'949 $gm
= 30&'521 $gm
iti$ B/"/! B=)=D=
7/26/2019 Baja Baru Edit
15/52
Be#an $/a-$/a12+1,92,6&5*: 25 = 5&'181$gm
Berat !aon enggant/ng
1
2+2,6&5*:4:18 = 96'282$gm Berat Brac"ing 12#erat $/a-$/a = 14'295$gm
Be#an e$era = 100 $gm
=26&'&59$gm
iti$ B/"/! $a$i $/a-$/a K=>=E=S
Be#an $/a-$/a1
2+2,6&52,6&51,93,&952,6&5*: 25 =1&1'488$gm Berat !aon enggant/ng 12+2,6&52,6&5*:4:18 =192'564$gm
Berat Brac"ing 12#erat $/a-$/a = 42'8&2$gm
Be#an e$era = 100 $gm
=392,053$gm
iti$ B/"/! $a$i $/a-$/a ?=
Be#an $/a-$/a12+2,6&52,6&51,9*: 25 =90'613 $gm
Berat !aon enggant/ng 12+2,6&52,6&5*:4:18 =192'564$gm
Berat Brac"ing 12#erat $/a-$/a =22'653 $gm
Be#an e$era = 100 $gm
=405'830$gm
.1.2. Per$imahan ,uatan Angin
- >/atan Angin +;* = 40 $gm2
- $emiringan ata + * = 20,8060
Angin 'ekan
Koeisien Angin e$an + 0,02 % 0 ,4*
= 0,02 : 20,806 % 0,4
= 0'016
14
14
7/26/2019 Baja Baru Edit
16/52
Be#an angin te$an = 0,016 : 40 = 0'64 $gm2
iti$ #/"/! A=B
= 12: 2,6&5 : 0'016 : 4 : 40 = 3'424 $g
iti$ #/"/! )=D=
7/26/2019 Baja Baru Edit
17/52
'ABEL .1 *A4A BA'AN*
16
16
7/26/2019 Baja Baru Edit
18/52
BAB I&
PENDE,EN7IAN P(+8IL KUDA- KUDA
/.1. Batang Kaki Kuda Kuda Ata! 5 A1 79D A1 :6
aa #atang ang #e$era
- = 995&,914 +te$an*
- ?: = 2,4885 m = 248,850 cm
1' ma:= 140
x
xx
i
KL
K:= 1 isini t/m/an iangga seni-seni
nt/$ erencanaan ata, #atang te$an ma:= 140 Kgcm3
cm&&8,1140
1850,248
T
K?i
ma:
::
: =
=
=
ii!i" roi! &5 ' &5 ' 8
: = = 58,9 cm4
i: = i = 2,26 cm
e = 2,13 cm
< = 11,5 cm
iU = 1,46 cm
; = 40 mm = 0,4 cm enamang i!ema"$an
Kontro!
:= 140111,11026,2
1850,248
7/26/2019 Baja Baru Edit
19/52
.ai agar #atang A1 an A1aman, ma$a #atang ini "ar/s i#eri e!at $oe!
agar #atang tia$ mene$/$, /nt/$ menent/$an /m!a" e!at Koe! ia$ai
r/m/s ene$atan'
i=in
KiLi
?i = cm000,&31
46,150
$i
inTi==
x
.ai #ana$na !aangan
5409,3000,&3
850,248==
Li
L
se"inga ?i = cm&&0,495
248,850
5
?==
Kontro!
i = 50cm089,431,46
1&&0,94
7/26/2019 Baja Baru Edit
20/52
22 *089,34+2
2*595,&4+ +=
= 82,015 140 aman
4' :1,2 ' i
:= 110,111
1,2 i= 1,2 +34,089* = 40,90&
110,111 40,90& aman
5' iy1,2 ' i
i= 98,892
1,2 i= 1,2 +34,089* = 40,90&
98,892 40,90& aman
6' =nF
wp
21600 cmKg=
O = a$tor te$/$
nt/$ menent/$an "arga O tergant/ng aa :an ian ang ii!i" aa!a"
mem/nai "arga ang a!ing #esar'
: = 110,111 +ang ii!i"*
i = 98,892
ari atar $onstr/$si #aa, /nt/$ #aa 3& =
7/26/2019 Baja Baru Edit
21/52
2$gcm1600841,10145,112
914,995&344,2
n1= 1958,912 '2
1++0,8* 2 ' 0,4*
= 2350,694 Kgcm
:2 = 0
2= 2 : 2,52 = 12,5
:2 2 = 12,5
aa ang #e$era aa #a/t a$i#at 1!angs/ng
KW# = Ba/t./m!a"nKg456,9&92
1958,912
n
1 ===
K"# = 0
A$i#at momen
758
75
30
50
30
30
50
30
20
20
7/26/2019 Baja Baru Edit
22/52
KWm = $g012,5
02350,694
XX:
>22
1 =
=+
K"m = $g166,56418
32350,694
XX:
>22
1 =
=+
KW = 9&9,456 0 = 9&9,456 Kg
K" = 0 564,166 = 564,166 Kg
K = 22 K"KW +
= 22 *166,564+*456,9&9+ +
K = 1130,31& Kg
gs = n4
1' 2' 0,6 gs = K
G0'6Y
gs4
=
16006,014,31
31&,11304
=
= 1,225 cm
ico#a Z 12[ = 1,2&0 cm
t = 2 ' = 2 ' +1,2&0* = 2,540 \ 3 cm
= 3'5 ' = 3'5 +1,2&0* = 4,445 \ 5 cm
gs = 1'4
1' 3,14 +1,2&*2' 0,6 ' 1600
= 1215,481 $g
gs = 1215,481 Kg ] 1054,906 Kg +aman*
7;arat K#ntr#$ e$at K#e$
#
21
21
7/26/2019 Baja Baru Edit
23/52
+==
7/26/2019 Baja Baru Edit
24/52
ai #atang A1s A1 ig/na$an roi! &5 ' &5 ' 8 engan mema$ai $oe!
+ 158 : 110 : 8 *
/.2. Batang Kaki Kuda Kuda Ba"ah 5 B1 79D B1 :6
aa Jang Be$era aa Batang V1s V1
- esain = 10&&9,108 Kg +tari$*
- ?: = 248,850 cm
7/26/2019 Baja Baru Edit
25/52
240490,2381,26
1500,300
in
K?T ::1
7/26/2019 Baja Baru Edit
26/52
240&94,1501,26
1000,190
in
K?T ::1
7/26/2019 Baja Baru Edit
27/52
240130,2291,15
15,263
in
K?T ::1
7/26/2019 Baja Baru Edit
28/52
i=in
KiLi
?i = cm881
&6,150
$i
inTi == x
.ai #ana$na !aangan
5162,4000,&3
260,366==
Li
L
se"inga ?i = cm252,&35
366,260
5
? ==
Kontro!
i = 50cm620,411,&6
1252,&3
7/26/2019 Baja Baru Edit
29/52
11':1,2 ' i133,6&1 ] 1,2+41,620*
133,6&1 49,944 aman
12'iy1,2 ' i
99,492 1,2+41,620*
99,492 49,944 aman
13' =nF
wp
21600 cmKg=
O = a$tor te$/$
nt/$ menent/$an "arga O tergant/ng aa :an ian ang ii!i" aa!a"
mem/nai "arga ang a!ing #esar': = 133,6&1 +ang ii!i"*
i = 99,492
ari atar $onstr/$si #aa, /nt/$ #aa 3& =
7/26/2019 Baja Baru Edit
30/52
e!at $oe! mena"an saa !intang a!am ara"
ang #er!aOanan se"ingga tim#/! momen
$oe! se#esar
> = D ' ?i = 101,1&9 : &3,252
= &411,544 $gcm
egangan ang terai a$i#at gaa !intang
> = +2e a*
= $g389,12390,92+2,54*
&411,544
a2e
>=
+=
+
A$i#at e!at a$an menga!ami rea$si se#esar
2O*+a2
1B>
$g389,12391
1239,389B
$oe!/m!a"nn
BB
11
1
1
+=
==
=
>1= 1239,389 '2
1++0,9* 2 ' 0,5*
= 558,&25 Kgcm
:2 = 0
2= 2 : 2,52 = 12,5
:2 2 = 12,5
aa ang #e$era aa #a/t a$i#at 1!angs/ng
KW# = Ba/t./m!a"nKg695,6192
1239,389
n
1 ===
K"# = 0
A$i#at momen
KWm = $g012,5
0558,&25
XX:
>22
1 =
=+
29
29
7/26/2019 Baja Baru Edit
31/52
K"m = $g094,13412,5
3558,&25
XX:
>22
1 =
=+
KW = 619,695 0 = 619,695 Kg
K" = 0 134,094 = 134,094 Kg
K = 22 K"KW +
= 22 *094,134+*695,619+ +
K = 634,03& Kg
gs = n4
1' 2' 0,6 gs = K
G0'6Y
gs4
=
16006,014,31
03&,6944
=
= 0,843 cm
ico#a Z 12[ = 1,2&0 cm
t = 2 ' = 2 ' +1,2&0* = 2,540 \ 3 cm
= 3'5 ' = 3'5 +1,2&0* = 4,445 \ 5 cm
gs = 1'4
1' 3,14 +1,2&*2' 0,6 ' 1600
= 1215,481 $g
gs = 1215,481 Kg ] 634,03& Kg +aman*
7;arat K#ntr#$ e$at K#e$#
30
30
7/26/2019 Baja Baru Edit
32/52
+==
7/26/2019 Baja Baru Edit
33/52
PE(HI'UN*AN BAU' PADA 'I'IK BUHUL
0.1. Kekuatan Baut
G = 1600 $g cm2
N = 0,6 : 1600 = 960 $gcm2
Gt/ = 1,5 : 1600 $gcm2 = 2400 Kgcm2
0.1.1. Penentuan Diameter Baut
Dari #/$/ ir !ao iaat r/m/s ene$atan
e1 =2
tb +imana # = !e#ar roi!
e2 = # % e1 t = te#a! roi!
e2 = ^ 1,5 = iameter #a/t
e2 = @ 3,5 e1 = #iang : e2 = #iang
a' Batang Ka$i K/a-K/a + A1 s A1* _ &5' &5' 8
e1 =2
t# + =2
8&5+ = 41,5 mm
e2 = &5 % 41,5 = 33,5 mm
ico#a Z 512` = 10,58 mm
1,5 : +10,58* @ e2 @ 3,5 : +10,58*
15,88 mm @ 33,5 mm @ 3&,04 mm
#' Batang CoriLonta! + B1 s B1* _ 65' 65' &
e1 =2
t# +=
2
&65+= 36,00 mm
e2 = 65 - 36 = 29 mm
ico#a Z 12` = 12,& mm
1,5 : +12,&* @ e2 @ 3,5 : +12,&*
19,05 mm @ 29 mm @ 44,45 mm
32
32
7/26/2019 Baja Baru Edit
34/52
c' Batang Verti$a! + V1 s V1* _ 65' 65' &
e1 =2
t# +=
2
&65+= 36 mm
e2 = 65 % 36 = 29 mm
ico#a Z 12` = 12,& mm
1,5 : +12,&* @ e2 @ 3,5 : +12,&*
19,05 mm @ 29 mm @ 44,45 mm
' Batang Diagona!+ D1 s D1* _ 60' 60' 10
e1 =2
t# +=
2
1060+= 35mm
e2 = 60 % 35 = 25 mm
ico#a Z 512` = 10,58 mm
1,5 : +10,58* @ e2 @ 3,5 : +10,58*15,88 mm @ 25 mm @ 3&,04 mm
e' Batang Diagona!+ (1 s (1* _ 90' 90' 9
e1 =2
t# +=
2
990+= 49,5 mm
e2 = 90 % 49,5 = 40,5 mm
ico#a Z 12` = 12,& mm
1,5 : +12,&* @ e2 @ 3,5 : +12,&*
19,05 mm @ 40,5 mm @ 44,45 mm
0.1.2 Perhitungan Kekuatan Baut
te#a! !at #/"/! = 10 mm
sam#/ngan enamang 2
33
33
7/26/2019 Baja Baru Edit
35/52
/nt/$ roi! _ &5' &5' 8
te#a! roi! t1 = 2 : 8 = 16 mmt2 = 10 mm
t ter$eci! = 10 mm
/nt/$ roi! _ 65' 65' &
te#a! roi! t1 = 2 : & = 14 mm
t2 = 10 mm
t ter$eci! = 10 mm
/nt/$ roi! _ 65' 65' &
te#a! roi! t1 = 2 : & = 14 mm
t2 = 10 mm
t ter$eci! = 10 mm
/nt/$ roi! _ 60' 60' 10 te#a! roi! t1 = 2 : 10 = 20 mm
t2 = 10 mm
t ter$eci! = 10 mm
/nt/$ roi! _ 90' 90' 9
te#a! roi! t1 = 2 : 9 = 18 mm
t2 = 10 mmt ter$eci! = 10 mm
.ai te#a! roi! ang ter$eci! aa!a" 10 mm
/nt/$ #a/t Z 512` = 1,058 cm
gs= n4
1Y ' 2 ' 0,6 ' G
34
34
7/26/2019 Baja Baru Edit
36/52
= 2 :4
1: 3,14 : +1,058*2 : 0,6 : 1600 = 168&,105 $g
t/ = !# ' t ' 1,5 ' 1600
= 1,158 : 1 : 1,5 : 1600 = 2&&9,2 $g
gs H t/ = 168&,105$g H 2&&9,2 $g
P % 222
7/26/2019 Baja Baru Edit
37/52
60' 60'
10
90'90'
9
168&,10
5
2430,96
3
0.2. Perhitungan >um$ah Baut Pada 7etia 'itik Buhu$
V1
D1
B1
B2
A1
V2
E1
D2
E2
B3
B4
B1'
B2'
B3'
B4'
V3
V4
V5
A2
A3
A4
V1'
D1'
A1'
V2'
E1'
D2'
E2'
V3'
V4'
A2'
A3'
A4'
A
C
L
M
N
OD
E
F
G
H
I
J
K
B
R
Q
P
0.2.1. 'itik Buhu$ A
V1= 4103,&68 $g
B1= 244,488 $g
nt/$ #atang V1ig/na$an #a/t 12`
./m!a" #a/t #/a"2248,13288
4103,&68
V1 ===
nt/$ #atang B1ig/na$an #a/t 12`
./m!a" #a/t #/a"0&4,03288
244,488
B1 === = 2 #/a"
Perencanaan angker
nt/$ memi!i" /$/ran an ara$ ang$er aa ertem/an antara #atang
"oriLonta! engan $a$i $/a-$/a iasar$an atas gaa "oriLonta! a$i#at
engar/" angin "isa an angin te$an ang menim#/!$an rea$si "oriLonta!
B1
V1
36
36
7/26/2019 Baja Baru Edit
38/52
1 = es/!tan Angin e$an
= 8,214 16,428 16,428 16,428 8,214
= 65,&12 $g
2 = es/!tan Angin Cisa
= 6&,1895 134,3&9 134,3&9 134,3&9 6&,1895
= 53&,516 $g
>A = 0
- BW'18,4 % b+2'cos 13,8* +1'cos 4,6* = 0
- BW'18,4 % b+53&,516' )os 20,806 : 13,8* +65,&12' )os 20,806:4,6* = 0
- BW'18,4 % +6855,901 2&9,381* = 0
- BW'18,4 % &135,282 = 0
- BW =18,4
&135,282
BW = 38&,&8& $g +-* + d *
>B = 0
AW '18,4 % +1'cos 13,8 * +2'cos 4,6* = 0
AW '18,4 % +111&,523, 2285,300* = 0
AW '18,4 % 3402,823= 0
AW =4,18
823,3402
AW = 184,936 $g + *
>K = 0
AC - +1'sin V3* - +2sin V3* = 0
AC - +1'sin 1,900* - +2sin 1,900* = 0
AC % 4&,664 % 389,888 = 0
AC = 43&,552 $g
Fe#agai enam#/ng !at #/"/! engan !at _ aa t/m/an ig/na$an
f #a/t 512` +10,58 mm* engan gaa = 2&&9,2 /m!a" #a/t +n*
3&
3&
7/26/2019 Baja Baru Edit
39/52
n = #/a"20,15&2&&9,2
43&,552
AC==
/$/ran ang$er ang irencana Z #a/t 512` +1,058 cm* engan gaa
= 2&&9,2 sam#/ngan tamang sat/'
gs = n4
1'Y ' 2 ' 0,6 ' G = 1 :
4
1:' 3,14 : +1,058*2 : 0,6 : 1600
= 843,553 $g
t/ = !# ' t ' 1,5 ' 1600 = 1,158 : 1 : 1,5 : 1600 = 2&&9,2 $g
gs H t/
./m!a" ang$er +n* = #/a"4295,3843,5532&&9,2
gs
==
aa $ontr/$si ini ig/na$an #eton engan K 1&5 ang men/nai
tegangan iLin esa$ Gs= 60 $gcm2 irencana$an !at +158 : 100 : 8*
Be#an ang i/$/ng !at aa!a"
= 15,8 : 10 : 60 : = 9480 $g ] aW = 184,936 $g + aman *
0.2.2 'itik Buhu$ )
A1 = 4598,130 Kg
D1 = 46&2,550 Kg
V1 = 4103,&68 Kg
nt/$ #atang A1i g/na$an Z #a/t 512`
./m!a" #a/t #/a"21,6552&&9,2
4598,130
A1 ===
nt/$ #atang D1ig/na$an Z #a/t 512`
./m!a" #a/t = #/a"2681,12&&9,2
46&2,550
D1 ===
nt/$ #atang V1ig/na$an Z #a/t 12`
C
A1
V1
D1
38
38
7/26/2019 Baja Baru Edit
40/52
V1
D1
B1
B2
A1
V2
E1
D2
E2
B3
B4
B1'
B2'
B3'
B4'
V3
V4
V5
A2
A3
A4
V1'
D1'
A1'
V2'E1'
D2'
E2'
V3'
V4'
A2'
A3'
A4'
A
C
L
M
N
OD
E
F
G
H
I
J
K
B
R
Q
P
./m!a" #a/t = #/a"2248,13288
4103,&68
V1 ==
0.2.. 'itik Buhu$ D
A1 = 4598,130 Kg
A2 = 4604,&84 Kg
V2 = 653,322 Kg
nt/$ #atang A1ig/na$an #a/t 512`
./m!a" #a/t #/a"655,12&&9,2
4598,130
A1 === \ 2 #/a"
nt/$ #atang A2ig/na$an Z #a/t 512`
./m!a" #a/t #/a"21,65&2&&9,2
4604,&84
A2 ===
nt/$ #atang V2ig/na$an Z #a/t 12`
./m!a" #a/t = #/a"2199,03288
653,322
V2 ==
0.2./. 'itik Buhu$ E
A2 = 4604,&84 Kg
A3 = 9951,254 Kg
D2 = 1981,566 Kg
V3 = 344,950 Kg
(1 = 5058,936 Kg
nt/$ #atang A2ig/na$an Z #a/t 512`
./m!a" #a/t #/a"21,65&2&&9,2
4604,&84
A2
===
V1
D1
B1
B2
A1
V2
E1
D2
E2
B3
B4
B1'
B2'
B3'
B4'
V3
V4
V5
A2
A3
A4
V1'
D1'
A1'
V2'E1'
D2'
E2'
V3'
V4'
A2'
A3'
A4'
A
C
L
M
N
OD
E
F
G
H
I
J
K
B
R
Q
P
39
39
7/26/2019 Baja Baru Edit
41/52
nt/$ #atang A3ig/na$an Z #a/t 512`
./m!a" #a/t #/a"43,5812&&9,2
9951,254
A3 ===
nt/$ #atang D2ig/na$an Z #a/t 512`
./m!a" #a/t = #/a"2&13,02&&9,2
1981,566
D2 ===
nt/$ #atang V3ig/na$an Z #a/t 12`
./m!a" #a/t = #/a"2105,03288
344,950
V3 ==
nt/$ #atang (1ig/na$an Z #a/t 12`
./m!a" #a/t = #/a"2539,13288
5058,936
(11 ==
0.2.0. 'itik Buhu$ 8
A3 = 9951,254 Kg
A4 = 995&,914 Kg
V4 = 653,322 Kg
nt/$ #atang A3ig/na$an Z #a/t 512`
./m!a" #a/t #/a"43,5812&&9,2
9951,254
A3 ===
nt/$ #atang A4ig/na$an Z #a/t 512`
./m!a" #a/t #/a"43,5832&&9,2
995&,914
A4 ===
V1
D1
B1
B2
A1
V2
E1
D2
E2
B3
B4
B1'
B2'
B3'
B4'
V3
V4
V5
A2
A3
A4
V1'
D1'
A1'
V2'
E1'
D2'
E2'
V3'
V4'
A2'
A3'
A4'
A
C
L
M
N
OD
E
F
G
H
I
J
K
B
R
Q
P
40
40
7/26/2019 Baja Baru Edit
42/52
nt/$ #atang V4ig/na$an Z #a/t 12`
./m!a" #a/t = #/a"2199,03288653,322
V4 ==
0.2.. 'itik buhu$ *
A4 = 995&,914 Kg
A4 = 9606,812 Kg
(2 = 1068,329 Kg
(2 = 1444,668 Kg
V5 = 839&,562 Kg
nt/$ #atang A4ig/na$an Z #a/t 512`
./m!a" #a/t #/a"4583,32&&9,2
995&,914
A4 ===
nt/$ #atang A4ig/na$an Z #a/t 512`
./m!a" #a/t = #/a"445&,32,2&&9812,9606
A4 ==
nt/$ #atang (2ig/na$an Z #a/t 12`
./m!a" #a/t = #/a"2325,03288
1068,329
(2 ===
nt/$ #atang (2 ig/na$an Z #a/t 12`
./m!a" #a/t = #/a"2439,03288
1444,668
(2 ==
nt/$ #atang V5ig/na$an Z #a/t 12`
./m!a" #a/t = #/a"3554,23288
839&,562
V5 ==
V1
D1
B1
B2
A1
V2
E1
D2
E2
B3
B4
B1'
B2'
B3'
B4'
V3
V4
V5
A2
A3
A4
V1'
D1'
A1'
V2'E1'
D2'
E2'
V3'
V4'
A2'
A3'
A4'
A
C
L
M
N
OD
E
F
G
H
I
J
K
B
R
Q
P
41
41
7/26/2019 Baja Baru Edit
43/52
0.2.3 'itik Buhu$ L
B1 = 244,488 Kg
B2 = 82&6,&58 Kg
V2 = 653,322 Kg
D1 = 46&2,550 Kg
(1 = 5058,936 Kg
nt/$ #atang B1ig/na$an Z #a/t 12`
./m!a" #a/t #/a"20,0&43288
244,488
B1 ===
nt/$ #atang B2ig/na$an Z #a/t 12`
./m!a" #a/t #/a"32,51&3288
82&6,&58
B2 ===
nt/$ #atang V2ig/na$an Z #a/t1
2`
./m!a" #a/t = #/a"2199,03288
653,322
V2 ==
nt/$ #atang D1ig/na$an Z #a/t 512`
./m!a" #a/t = #/a"2681,12&&9,2
46&2,550
D1 ===
nt/$ #atang (1ig/na$an Z #a/t 12`
./m!a" #a/t = #/a"2539,13288
5058,936
(1 ===
0.2.? 'itik Buhu$ ,
V1
D1
B1
B2
A1
V2
E1
D2
E2
B3
B4
B1'
B2'
B3'
B4'
V3
V4
V5
A2
A3
A4
V1'
D1'
A1'
V2'
E1'
D2'
E2'
V3'
V4'
A2'
A3'
A4'
A
C
L
M
N
OD
E
F
G
H
I
J
K
B
R
Q
P
42
42
7/26/2019 Baja Baru Edit
44/52
B2 = 82&6,&58 Kg
B3 = 82&6,&58 Kg
V3 = 344,950 Kg
nt/$ #atang B2ig/na$an Z #a/t 12`
./m!a" #a/t = #/a"351&,23288
&58,82&6
B2 ==
nt/$ #atang B3ig/na$an Z #a/t 12`
./m!a" #a/t = #/a"351&,23288
82&6,&58
B3 ==
nt/$ #atang V3ig/na$an Z #a/t 12`
./m!a" #a/t = #/a"2105,03288
344,950
V3 ==
0.2.? 'itik Buhu$ N
B3 = 82&6,&58 Kg
B4 = 10&&9,108 Kg
D2 = 1981,566 Kg
V4 = 653,322 Kg
(2 = 1068,329 Kg
nt/$ #atang B3ig/na$an Z #a/t 12`
./m!a" #a/t = #/a"351&,23288
&58,82&6
B3 ==
nt/$ #atang B4ig/na$an Z #a/t 12`
./m!a" #a/t = #/a"42&8,33288
10&&9,108
B4 ==
nt/$ #atang D2ig/na$an Z #a/t 512`
V1
D1
B1
B2
A1
V2
E1
D2
E2
B3
B4
B1'
B2'
B3'
B4'
V3
V4
V5
A2
A3
A4
V1'
D1'
A1'
V2'E1'
D2'
E2'
V3'
V4'
A2'
A3'
A4'
A
C
L
M
N
OD
E
F
G
H
I
J
K
B
R
Q
P
V1
D1
B1
B2
A1
V2
E1
D2
E2
B3
B4
B1'
B2'
B3'
B4'
V3
V4
V5
A2
A3
A4
V1'
D1'
A1'
V2'E1'
D2'
E2'
V3'
V4'
A2'
A3'
A4'
A
C
L
M
N
OD
E
F
G
H
I
J
K
B
R
Q
P
43
43
7/26/2019 Baja Baru Edit
45/52
./m!a" #a/t = #/a"2&13,02&&9,2
1981,566
D2 ==
nt/$ #atang V4ig/na$an Z #a/t 12`
./m!a" #a/t = #/a"2199,03288
653,322
V4 ==
nt/$ #atang (2ig/na$an Z #a/t 12`
./m!a" #a/t = #/a"2325,03288
1068,329
(2 ==
0.2.? 'itik Buhu$ +
B4 = 10&&9,108 Kg
B4 = 10&&9,108 Kg
V5 = 839&,562 Kg
nt/$ #atang B4ig/na$an Z #a/t 12`
./m!a" #a/t = #/a"42&8,33288
108,10&&9
B4 ==
nt/$ #atang B4 ig/na$an Z #a/t 12`
./m!a" #a/t = #/a"42&8,3328810&&9,108
B4
==
nt/$ #atang V5ig/na$an Z #a/t 12`
./m!a" #a/t = #/a"3554,23288
839&,562
V5 ==
0.2. 7ambungan Peranjangan Batang
0..1. Batang Kaki Kuda Kuda Ata! 5 A1 6
V1
D1
B1
B2
A1
V2
E1
D2
E2
B3
B4
B1'
B2'
B3'
B4'
V3
V4
V5
A2
A3
A4
V1'
D1'
A1'
V2'E1'
D2'
E2'
V3'
V4'
A2'
A3'
A4'
A
C
L
M
N
OD
E
F
G
H
I
J
K
B
R
Q
P
44
44
7/26/2019 Baja Baru Edit
46/52
anang #atang = 2,4885 m : 4 = 9,954 m
$/ran roi! = &5' &5' 8enam#/ngan i!a$/$an aa #atang A2+te$an*
aa ang #e$era 995&,914 $g
e#a! e!at enam#/ng = 1 cm
Z #a/t 512[ +10,58 mm*
Fam#/ngan i#/at engan e!at enam#/ng atar an tega$'
- Fam#/ngan engan e!at enam#/ng atar
t roi! = 8 mm
t e!at = 10 mm
1=2
1 =
2
1' 995&,914 Kg = 49&8,95& $g
gs= n4
1 ' 2
= 1 '4
1+3,14* +1,058*2' 0,6 +1600*
= 843,553 Kg
t/= !#' t ' 1'5
= 1,158 ' 1 ' 1,5 +1600*
= 2&&9,2 Kg
Karena gsH t/, ma$a gsang menent/$an
./m!a" #a/t +n* = #/a"6902,5843,553
49&8,95&
gs
1 ==
Kontro! enematan #a/t
t = 2 ' = 2 +1,058* = 2,116 3 cm
# = 3'5 ' = 3,5 +1,058* = 3,&03 4 cm
45
45
7/26/2019 Baja Baru Edit
47/52
- Fam#/ngan engan e!at enam#/ng tega$
1 = 49&8,95& Kg
gs= n4
1' 2' 0,6 '
= 2 '4
1' 3,14 +1,058*20,6 +1600*
= 168&,106 Kg
t/= !#' t ' 1'5
= 1,158 ' 1 ' 1,5 ' 1600
= 2&&9,2 Kg
$arena t/] gs, ma$a gsang menent/$an
./m!a" #a/t +n* = #/a"3951,2168&'106
49&8,95&
gs
1 ==
Kontro! enematan #a/t
t = 2 ' = 2 +1,058* = 2,116 3 cm# = 3,5 ' = 3,5 +1,058* = 3,&03 4 cm
0..2. Batang Kaki Kuda Kuda Ba"ah 5 B1 6
anang #atang = 2,4885 m : 4 = 9,954 m
$/ran roi! = 65' 65' &
enam#/ngan i!a$/$an aa #atang B2+te$an*
aa ang #e$era 10&&9,108 $ge#a! e!at enam#/ng = 1 cm
Z #a/t 12[ +12,&0 mm*
Fam#/ngan i#/at engan e!at enam#/ng atar an tega$'
- Fam#/ngan engan e!at enam#/ng atar
t roi! = & mm
t e!at = 10 mm
46
46
7/26/2019 Baja Baru Edit
48/52
1=2
1 =
2
1' 10&&9,108 Kg = 5389,554 $g
gs= n4
1' 2
= 1 '4
1+3,14* +1,2&0*2' 0,6 +1600*
= 1215,481 Kg
t/= !#' t ' 1'5
= 1,3&0 ' 1 ' 1,5 +1600*
= 3288 Kg
Karena gsH t/, ma$a gsang menent/$an
./m!a" #a/t +n* = #/a"5434,41215,480
5389,55
gs
1 ==
Kontro! enematan #a/t
t = 2 ' = 2 +1,2&0* = 2,540 3 cm
# = 3,5 ' = 3,5 +1,2&* = 4,450 5 cm
- Fam#/ngan engan e!at enam#/ng tega$
1= 5389,55Kg
gs= n 4
1
'
2
' 0,6 '
= 2 '4
1' 3,14 +1,2&0*20,6 +1600*
= 2430,963 Kg
t/= !#' t ' 1'5
= 1,3&0 ' 1 ' 1,5 ' 1600
= 3288 Kg
4&
4&
7/26/2019 Baja Baru Edit
49/52
$arena t/] gs, ma$a gsang menent/$an
./m!a" #a/t +n* = #/a"321&,22430,9635389,55
gs
1 ==
Kontro! enematan #a/t
t = 2 ' = 2 +1,2&0* = 2,540 3 cm
# = 3'5 ' = 3,5 +1,2&* = 4,450 5 cm
BAB &I
PE(HI'UN*AN @E''IN*
?en/tan ata/ Letting terai aa $onstr/$si $/a-$/a ia$i#at$an o!e"
$onstr/$si terse#/t, /nt/$ meng"it/ng !en/tan terse#/t ig/na$an r/m/s se#agai
#eri$/t
48
48
7/26/2019 Baja Baru Edit
50/52
Ldsf
=
360
1
250
1ma:
imana ma:= #esarna en/r/nan
? = anang #entangan
.ai /nt/$ $onstr/$si ini
1840360
1ma: =f
= 5,111 cm
Besarna en/r/nan ang terai ter"aa $a$i $/a-$/a a$i#at
em#e#anan terse#/t, aat i"it/ng engan mengg/na$an metoe /sa"a Virt/a!
o/!/s e!astisitas #aa +2,1 : 106Kgcm2*
< = ?/as enamang roi! +cm2*
Da!am enina/an ini #e#an 1 ton Letting terse#/t iangga #e$era aa
#agian #aOa" ari $/a-$/a, i#agian tenga" ait/ aa titi$ #/"/!
7/26/2019 Baja Baru Edit
51/52
A1 -&5&3,590 2,358 -0,9434 2100000 2 11,10 0,000361
A2 -&5&3,590 2,358-0,9434
2100000 2 11,10 0,000361A3 -5429,&45 2,358 -0,9434 2100000 2 11,10 0,000259
A4 -5429,&45 2,358 -0,9434 2100000 2 11,10 0,000259
A1 -&5&3,590 2,358 -0,9434 2100000 2 11,10 0,000361
A2 -&5&3,590 2,358 -0,9434 2100000 2 11,10 0,000361
A3 -5429,&45 2,358 -0,9434 2100000 2 11,10 0,000259
A4 -5429,&45 2,358 -0,9434 2100000 2 11,10 0,000259
B1 6422,400 2,00 0,8000 2100000 2 4,30 0,000569
B2 5513,400 2,00 0,8000 2100000 2 4,30 0,000488B3 5513,400 2,00 0,8000 2100000 2 4,30 0,000488
B4 3695,400 2,00 0,8000 2100000 2 4,30 0,00032&
B1 6422,400 2,00 0,8000 2100000 2 4,30 0,000569
B2 5513,400 2,00 0,8000 2100000 2 4,30 0,000488
B3 5513,400 2,00 0,8000 2100000 2 4,30 0,000488
B4 3695,400 2,00 0,8000 2100000 2 4,30 0,00032&
V1 -&8&,500 1,249 - 2100000 2 1,&4 -
V2 348,&50 2'499 - 2100000 2 &,90 -V3 -&8&,500 3,&49 - 2100000 2 21,80 -
V4 1&4,150 5,000 1,000 2100000 2 29,00 0,000&14
V1 -&8&,500 1,249 - 2100000 2 1,&4 -
V2 348,&50 2'499 - 2100000 2 &,90 -
V3 -&8&,500 3,&49 - 2100000 2 21,80 -
D1 1455,120 3,200 - 2100000 2 10,10 -
D2 -1455,120 3,200 - 2100000 2 20,60 -
D3 244&,550 5,385 - 2100000 2 44,20 -D1 1455,120 3,200 - 2100000 2 10,10 -
D2 -1455,120 3,200 - 2100000 2 20,60 -
D3 244&,550 5,385 - 2100000 2 44,20 - =
7/26/2019 Baja Baru Edit
52/52
1' DarmaOan, ?oaOi$ara, ro' r,1984, Konstruksi Baja I,Baan ener#it
e$eraan m/m, .a$arta Fe!atan
2' Fa"r/!, Amri, 1985, Konstr/$si Baa ancangan Ftr/$t/r ,