Di Ambil Perhitungan Sambungan Saja
Di Ambil Perhitungan Sambungan Saja
Di Ambil Perhitungan Sambungan Saja
Connusa Energindo
PT. PERUSAHAAN GAS
NEGARA
(Persero) Tbk.
PT. PGAS Solution
PELAKSANAAN KERJASAMA
PENINGKATAN KEHANDALAN JARINGAN UNTUK PENYALURAN GAS WILAYAH PASURUAN DAN
MOJOKERTO
Contract No.
055600.PK/HK.02/PMO/2014
Issued For
C 11-06-2015 IMM AB AGK
Construction
Issued For
B 05-06-2015 IMM AB AGK
Approval
A Issued For Review 04-06-2015 IMM AB AGK
TABLE OF CONTENTS
1.
GENERAL 4
1. GENERAL
1.1 Introduction
PT Perusahaan Gas Negara (Persero) Tbk., intends to execute the PENINGKATAN KEHANDALAN
JARINGAN UNTUK PENYALURAN GAS WILAYAH PASURUAN MOJOKERTO PROJECT which is located at
Japanan, Java Island.
1.2 Codes, Standard And Specifications
The Contractor shall work in accordance with the requirements specified herein and the applicable
requirements of the latest edition of the following referenced Codes and Standards, unless otherwise approved
by the Employer.
1.3 Codes And Standard
SI Unit Customary Unit shall be used for all design, drawing and specification.
Modeling, analysis and calculation of Structure for Metering Building in Japanan Offtake Station
used Program StaadPro v8i and Microsoft Excel.
a. Concrete
Concrete Structure f ’c = 27.6 Mpa = 276 kg/cm2
Concrete Foundation f’c = 35 Mpa = 350 kg/cm2
b. Reinforcing bar ASTM A615
Deformed Bars fy = 400 Mpa = 4000 kg/cm2
Plain Bars fy = 240 Mpa = 2400 kg/cm2
c. Steel Structure
ASTM A36 fy = 240 Mpa = 2400 kg/cm2
CNP
R
4m
B
4m
UNP
4m
4m
8m 4m
H
4m
Roofing
Total length of Rafter (L) = 5.32 m
Distance between purlin (S) = 1.1 m
Use purlin L/S = 5.32/1.1 = 4.8 use = 5 + 1 = 6 purlin
Calculation :
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PT. PERUSAHAAN GAS
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Height of Kz Exposure
qz (kg/m 2 )
Building (m) D
6 1.03 68.56
Wind Load
Wind Load X
X Direction
Direction
L 20.0
L 20.0 = = 2.50
B
B 8.0
8.0
All Value
All Value
Cp = 0.8 for
for windward
windward Wall
Wall
Cp -0.7 Side Wall
Cp = -0.3 for Leeward Wall
for Leeward Wall
Cp -0.7
Cp -0.7 Side
Side Wall
Wall
A P used
Wind X Column
m2 (kg/m)
Windward C1 5.8 489.12
Wall C12 5.8 489.12
C1 & C12 2 -157.01
C2 & C11 4 -314.02
C3 & C10 4 -314.02
Side Wall
C4 &C9 4 -314.02
C5 & C8 4 -314.02
C6 & C7 2 -157.01
C6 4 220.77
Leeward
C7 4 220.77
Length P used
Wind Z Column
Area (m) (kg/m)
C1 & C12 4 314.02
Sidewall
C6 & C7 4 314.02
Windward C7 14.5 1222.81
Wall C8 14.5 1222.81
C1 2 133.70
C2 4 267.39
C3 4 267.39
Leeward
C4 4 267.39
C5 4 267.39
C6 2 133.70
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PT. PERUSAHAAN GAS
NEGARA
(Persero) Tbk. PT. PGAS Solution
N = d/(d/NSPT)
= 2 < 15 Soft Clay Soil
PT. Connusa Energindo
PT. PERUSAHAAN GAS
NEGARA
(Persero) Tbk. PT. PGAS Solution
Wc=Ʃfy=7637.46 kg
Concrete Design
Load Comb. 101 1.4 D
Load Comb. 102 1.20 D + 1.60 L + 0,5 Lr
Load Comb. 103 1,2 D + 1.60 Lr + L or 0,5 W
Load Comb. 104 1,2 D + 1.60 Lr + L + or 0,5 Wx
Load Comb. 105 1,2 D + 1.60 Lr + L or 0,5 Wx
Load Comb. 106 1.20 D + Wx + L + 0,5 Lr
Load Comb. 107 1.20 D + Wz + L + 0,5 Lr
Load Comb. 108 1.20 D + Vx + 0,3 Vz + L
Load Comb. 109 1.20 D + Vz + 0,3 Vx + L
Load Comb. 110 0,9 D + Wx
Load Comb. 111 0,9 D + Wz
Load Comb. 112 0,9 D + Vx + 0,3 Vz
Load Comb. 113 0,9 D + Vz + 0,3 Vx
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Allowable = L/400
= 3800/400
= 9,5 mm > 7 mm (max. Displacement from StaadPro) Ok
Beam
Allowable = L/240
= 4000/240
= 16,67 mm > 14 mm (max. Displacement from StaadPro) Ok
Rafter
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Allowable = L/240
= 4260/240
= 17,75 mm > 13 (max. Displacement from StaadPro) Ok
Kantilever
Allowable = L/240
= 1100/240
= 4,58 mm > 2 (max. Displacement from StaadPro) Ok
A.
A.Data
DATABahan
BAHAN
C. Section Property
G = E / [ 2 * (1 + u) ] = 76923.08 MPa
h = ht - t = 146.80 mm
J = 2 * 1/3 * b * t + 1/3 * (ht - 2 * t) * t + 2/3 * ( a - t ) * t3 =
3 3 4
3355.44 mm
I w = I y * h2 / 4 =
6
2.899E+09 mm
X1 = p / Sx * √ [ E * G * J * A / 2 ] = 11143.90 MPa
X2 = 4 * [ Sx / (G * J) ]2 * I w / I y =
2 2
0.00063 mm /N
Zx = 1 / 4 * ht * t2 + a * t * ( ht - a ) + t * ( b - 2 * t ) * ( ht - t ) =
3
36232 mm
2 2 3
Zy = ht*t*(c - t / 2) + 2*a*t*(b - c - t / 2) + t * (c - t) + t * (b - t - c) = 21100 mm
D. Gording Load
Dead Load
Live Load
Beban hidup akibat beban air hujan diperhitungkan setara dengan beban genangan air
2
setebal 1 inc = 25 mm. qhujan = 0.025 * 10 = 0.25 kN/m
Jarak antara gording, s= 1 m
Beban air hujan, qhujan * s * 103 = 250 N/m
Beban hidup merata akibat air hujan, QLL = 250 N/m
Beban hidup terpusat akibat beban pekerja, PLL = 1000 N
E. Factored Load
G. Local Buckling
H. Lateral Buckling
I. Moment Resistance
J. Shear Resistance
a) Shear Checking
V =
q1 = n x FV
q 2=
[ a
√2 ]
x(2 D−3 tf −3r ) x 0.4 x Fe70xx
q 2=
[√ 0.6
2 ]
x (2 x 20−3 x 0.8−3 x 1.1) x 0.4 x 4.826=28.09 ton
q3 = (D – 2tf) x tw x 0.4 x Fy
VS = 0.807 ton
5. Ratio
Vs
ratio=
min(q 1 , q 2 , q 3)
0.807
ratio= =0.060
13.36
b) Momen Checking
M1 = 6 x Ta x 25cm
Where :
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(Persero) Tbk. PT. PGAS Solution
( ) ( )
3
1 a a 2 1 a
Swf =6 x x Bf x ( ) +4 x Bf x x H +2x x x¿¿
12 √2 √2 12 √2
Swf =6 x
1
12
x 12.5 x
0.6 3
√2 ( )
+ 4 x 12.5 x
0.6
√2 ( ) 1
x 252+ 2 x x
0.6
12 √2 ( )
x ¿¿
Mz = 1.34 ton-m
4. Ratio
Mz
ratio=
min(M 1, M 2)
Mz 1.34
Ratio= = =0.09 ≤ 1.................OK
min(M 1 , M 2) 14.25
Me = 1/6bp x tp2 x Fb
1
x bp x 180
1 6
=
tp
2
Me
2 Me
tp =
1
x bp x 180
6
tp=
√ Me
30 x bp
=
√
7.047
30 x 15.04
=0.125 cm
Ca=1.13
Cb=
√ Bf
Bf +1∈¿
=
√ 12.5 cm
12.5 cm+2.54 cm
=0.911cm ¿
M 134 ton . cm
Ff = = =5.56 ton
D−tf 25 cm−0.9 cm
a) Shear Checking
V =
q1 = n x FV
q 2=
[√ a
2 ]
x(2 D−3 tf −3r ) x 0.4 x Fe70xx
q 2=
[ 0.6
√2 ]
x (2 x 25−3 x 0.9−3 x 1.2) x 0.4 x 4.826=35.78 ton
q3 = (D – 2tf) x tw x 0.4 x Fy
VS = 0.806 ton
5. Ratio
Vs
ratio=
min(q 1 , q 2 , q 3)
0.806
ratio= =0.060
13.36
b) Momen Checking
M1 = 3 x Ta x 25cm
Where :
( ) ( )
3
1 a a 2 1 a
Swf =6 x x Bf x ( ) +4 x Bf x x H +2x x x¿¿
12 √2 √2 12 √2
Swf =6 x
1
12
x 12.5 x
0.6 3
√2 ( )
+ 4 x 12.5 x
0.6
√2 ( ) 1
x 252+ 2 x x
12
0.6
√2 ( )
x ¿¿
Mz = 1.34 ton-m
4. Ratio
Mz
ratio=
min(M 1, M 2)
Mz 1.34
Ratio= = =0.188 ≤ 1.................OK
min(M 1 , M 2) 7.125
Me = 1/6bp x tp2 x Fb
1
x bp x 180
1 6
=
tp
2
Me
2 Me
tp =
1
x bp x 180
6
tp=
√ Me
30 x bp
=
√
7.047
30 x 15.04
=0.125 cm
Ca=1.13
Cb=
√ Bf
Bf +1∈¿
=
√ 12.5 cm
12.5 cm+2.54 cm
=0.911cm ¿
M 134 ton . cm
Ff = = =5.56 ton
D−tf 25 cm−0.9 cm
a) Shear Checking
V =
q1 = n x FV
q 2=
[√ a
2 ]
x(2 D−3 tf −3r ) x 0.4 x Fe70xx
q 2=
[ 0.6
√2 ]
x (2 x 25−3 x 0.9−3 x 1.2) x 0.4 x 4.826=35.78 ton
q3 = (D – 2tf) x tw x 0.4 x Fy
VS = 0.807 ton
5. Ratio
Vs
ratio=
min(q 1 , q 2 , q 3)
0.807
ratio= =0.060
13.36
b) Momen Checking
M1 = 6 x Ta x 25cm
Where :
PT. Connusa Energindo
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(Persero) Tbk. PT. PGAS Solution
( ) ( )
3
1 a a 2 1 a
Swf =6 x x Bf x ( ) +4 x Bf x x H +2x x x¿¿
12 √2 √2 12 √ 2
Swf =6 x
1
12
x 12.5 x
0.6 3
√2 ( )
+ 4 x 12.5 x
0.6
√2 ( ) 1
x 252+ 2 x x
0.6
12 √2 ( )
x ¿¿
Mz = 1.34 ton-m
4. Ratio
Mz
ratio=
min(M 1, M 2)
Mz 1.34
Ratio= = =0.09 ≤ 1.................OK
min(M 1 , M 2) 14.25
Me = 1/6bp x tp2 x Fb
1
x bp x 180
1 6
=
tp
2
Me
2 Me
tp =
1
x bp x 180
6
tp=
√ Me
30 x bp
=
√
7.047
30 x 15.04
=0.125 cm
Ca=1.13
Cb=
√ Bf
Bf +1∈¿
=
√ 12.5 cm
12.5 cm+2.54 cm
=0.911cm ¿
M 134 ton . cm
Ff = = =5.56 ton
D−tf 25 cm−0.9 cm
H 250 x 250 x 9 x 14
Profil = H 250 x 250 (D=250mm, Bf=250mm, tw=9mm, tf=14mm)
Base plate = 300 x 300 x 20 (B=300mm, N=300mm, thk=20mm)
g = 6mm (welding)
Anc. Bolt = 4-M22
a = 150 mm
b = 150 mm
Compression checking
1. Allowable IWF column compression
P1 = A x 0.6Fy = 92.18 cm2 x 0.6 x 2.4ton/cm2 = 132.73 ton
2. Allowable compress of weld
P2 = Fp x B x N
= 240 x 0.30 x 0.30
= 21.6 ton
Where =
Fp = tp2 x 0.25 x fy/m2
= 202 x 0,25 x 2,4
= 240
3. Allowable compress of weld
g
P 3= x ( 2 D+4 xBf −2 tw ) x 0.6 F e70xx
√2
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0.6
P 3= x ( 2 x 25+ 4 x 25−2 x 0.9 ) x 0.6 x 4.826=182.06 ton
√2
4. Actual compress from staad
P4 = 2.32 ton
P4 2.32
ratio= = =0.107 Ratio ≤ 1.........OK
min(P 1 , P 2 , P 3) 21.6
Shear Checking
where
V =
5. Ratio
Q4 2.71
ratio= = =0.141 ≤ 1...............OK
min(Q 1 ,Q 2 ,Q 3) 19.18
tp=2 k
√ fp
Fy
=2 x 5
√
0.0025
2.4
=0.32cm
Where :
P4 2.32 ton t
fp= = =0.0025 2
BxN 30 cmx 30 cm cm
Dead Load
Self weight -1
From shelter Fx = 527 kg
Fy = 3010 kg
Fz = 1080 kg
Mx = 16561 kgm
My = 11212 kgm