CIVIL AND STRUCTURAL BASIC DESIGN OF RE-ROUTE FUEL PIPELINE PROJECT

1. CIVIL AND STRUCTURAL
BASIC DESIGN OF RE-ROUTE FUEL PIPELINE PROJECT

2. • Pipe Bridge Design
• Pipe Support Design

3. TOPOGRAPHY

4. SOIL CONDITION
CLAY
ROCK
SPOT 15
STA 36+280
location

5. PIPE BRIDGE
40 m
15 m 15 m 60 m
10 m 10 m
Cable sag 1 : 10

6. LOADING
DEAD LOAD (D)
LIVE LOAD (L)
PIPE LOAD (P)
WIND LOAD (W)
EARTQUAKE LOAD (E)
Fuel pipe 12”
Slurry pipe 24”
LNG pipe 16”
Self-weight
1 kN/m for maintenance
Assumption
Wind velocity 35 m/s
https://rsa.ciptakarya.pu.go.id/2021/
PGA = 0.5304
Ss = 1.3415
S1 = 0.5294
Site class D (stiff soil)
Surat Edaran Direktur Jenderal
Bina Marga No: 16/SE/Db/2021
Pipe Stress analysis
Seismic coefficient, Cs = 0.37 g
SNI 1727:2020
SNI 1726:2019

7. MODELLING
3D view
SAP2000 software

8. MODELLING

9. ANALYSIS and DESIGN
MAIN CABLE
Max Axial Load (870 kN) < Breaking Load (1700 kN)
HANGER
Max Axial Load (53 kN) < Breaking Load (150 kN)

10. MODELLING

11. ANALYSIS and DESIGN
Steel
design

12. ANALYSIS and DESIGN
Foundation
Bore Pile
Dia 40 cm
Depth 24 m

13. PIPE
SUPPORT
II
II
II

14. PIPE LOADS
Type Node FX (kN) FZ (kN) FY (kN)
II 1000 1.9 11.3 0.0
II 1010 1.3 6.4 0.0
I 1020 1.9 7.4 0.0
I 1030 1.8 6.9 0.0
I 1040 0.6 6.0 0.0
I 1050 5.7 18.9 0.0
II 1060 27.6 87.4 0.0
I 1330 3.0 29.4 9.7
I 1340 0.2 6.4 0.5
I 1350 0.2 6.8 0.8
I 1360 0.9 10.3 2.9
I 1370 0.1 7.3 0.3
I 1380 0.3 7.8 1.0
I 1390 0.8 9.8 2.5

15. STEEL
DESIGN
Type I Type II

16. FOOTING
2500 mm
1500 mm
Type I Type II

17. FOUNDATION
DESIGN Overturning stability
Maximum soil pressure
SF = 2.65 > 1.0
Qmax = 107 kN/m2 < 321 kN/m2
(Qallow)
Type I Type II
Qmin = 9.18 kN/m2 > 0
Qmax = 65.4 kN/m2 < 321 kN/m2
(Qallow)
Qmin = 1.4 kN/m2 > 0
SF = 3.47 > 1.0

18. TECHNICAL DRAWING