PIPELINE BRIDGE CROSSING FOR MINING TRUCKS · PIPELINE BRIDGE CROSSING FOR MINING TRUCKS Bernard...
Transcript of PIPELINE BRIDGE CROSSING FOR MINING TRUCKS · PIPELINE BRIDGE CROSSING FOR MINING TRUCKS Bernard...
![Page 1: PIPELINE BRIDGE CROSSING FOR MINING TRUCKS · PIPELINE BRIDGE CROSSING FOR MINING TRUCKS Bernard Shen 2015 Small Bridges Conference Melbourne 26 November 2015 1 ... CAT 785C …](https://reader030.fdocuments.us/reader030/viewer/2022021801/5b4320097f8b9ab15f8bbfa2/html5/thumbnails/1.jpg)
PIPELINE BRIDGE
CROSSING FOR MINING
TRUCKS
Bernard Shen
2015 Small Bridges Conference
Melbourne
26 November 2015 1Pells Sullivan Meynink
![Page 2: PIPELINE BRIDGE CROSSING FOR MINING TRUCKS · PIPELINE BRIDGE CROSSING FOR MINING TRUCKS Bernard Shen 2015 Small Bridges Conference Melbourne 26 November 2015 1 ... CAT 785C …](https://reader030.fdocuments.us/reader030/viewer/2022021801/5b4320097f8b9ab15f8bbfa2/html5/thumbnails/2.jpg)
Pells Sullivan Meynink
Overview
• Project introduction
• Design criteria
• The design
• Loads
• Analysis
• Construction
26 November 2015 2
![Page 3: PIPELINE BRIDGE CROSSING FOR MINING TRUCKS · PIPELINE BRIDGE CROSSING FOR MINING TRUCKS Bernard Shen 2015 Small Bridges Conference Melbourne 26 November 2015 1 ... CAT 785C …](https://reader030.fdocuments.us/reader030/viewer/2022021801/5b4320097f8b9ab15f8bbfa2/html5/thumbnails/3.jpg)
Pells Sullivan Meynink
Project Introduction
26 November 2015 3
ABOVE GRADE PIPELINES
CROSSING LOCATIONS
BURIED PIPELINES
![Page 4: PIPELINE BRIDGE CROSSING FOR MINING TRUCKS · PIPELINE BRIDGE CROSSING FOR MINING TRUCKS Bernard Shen 2015 Small Bridges Conference Melbourne 26 November 2015 1 ... CAT 785C …](https://reader030.fdocuments.us/reader030/viewer/2022021801/5b4320097f8b9ab15f8bbfa2/html5/thumbnails/4.jpg)
Pells Sullivan Meynink
Options
• Option 1 Relocate pipelines (buried)
– Uneconomical $$$
• Option 2 Above grade crossing (bridge)
– Selected option
26 November 2015 4
![Page 5: PIPELINE BRIDGE CROSSING FOR MINING TRUCKS · PIPELINE BRIDGE CROSSING FOR MINING TRUCKS Bernard Shen 2015 Small Bridges Conference Melbourne 26 November 2015 1 ... CAT 785C …](https://reader030.fdocuments.us/reader030/viewer/2022021801/5b4320097f8b9ab15f8bbfa2/html5/thumbnails/5.jpg)
Pells Sullivan Meynink
The Challenge
• Asset owner requirements
• To provide 2 m x 5 m access envelope
around the pipes for minor works
• Crossing able to be dismantled within 24
hours for emergency access
26 November 2015 5
![Page 6: PIPELINE BRIDGE CROSSING FOR MINING TRUCKS · PIPELINE BRIDGE CROSSING FOR MINING TRUCKS Bernard Shen 2015 Small Bridges Conference Melbourne 26 November 2015 1 ... CAT 785C …](https://reader030.fdocuments.us/reader030/viewer/2022021801/5b4320097f8b9ab15f8bbfa2/html5/thumbnails/6.jpg)
Pells Sullivan Meynink
Plant
26 November 2015 6
• CAT 785
250t fully loaded
mining truck
(Frequent)
• CAT 5230
300t mining
excavator
(Occasional)
![Page 7: PIPELINE BRIDGE CROSSING FOR MINING TRUCKS · PIPELINE BRIDGE CROSSING FOR MINING TRUCKS Bernard Shen 2015 Small Bridges Conference Melbourne 26 November 2015 1 ... CAT 785C …](https://reader030.fdocuments.us/reader030/viewer/2022021801/5b4320097f8b9ab15f8bbfa2/html5/thumbnails/7.jpg)
Pells Sullivan Meynink
Ideas
• Off the shelf or prefabricated culverts
• Beams over 1m3 mass concrete blocks
• Formed walls and slab (selected option)
26 November 2015 7
![Page 8: PIPELINE BRIDGE CROSSING FOR MINING TRUCKS · PIPELINE BRIDGE CROSSING FOR MINING TRUCKS Bernard Shen 2015 Small Bridges Conference Melbourne 26 November 2015 1 ... CAT 785C …](https://reader030.fdocuments.us/reader030/viewer/2022021801/5b4320097f8b9ab15f8bbfa2/html5/thumbnails/8.jpg)
Pells Sullivan Meynink
Concept
26 November 2015 8
![Page 9: PIPELINE BRIDGE CROSSING FOR MINING TRUCKS · PIPELINE BRIDGE CROSSING FOR MINING TRUCKS Bernard Shen 2015 Small Bridges Conference Melbourne 26 November 2015 1 ... CAT 785C …](https://reader030.fdocuments.us/reader030/viewer/2022021801/5b4320097f8b9ab15f8bbfa2/html5/thumbnails/9.jpg)
Pells Sullivan Meynink
Design
26 November 2015 9
WATER MAINS
FILL
RESIDUAL SOIL
BEDROCK
MINING TRUCK
CAT 785C (250 TONNE)
![Page 10: PIPELINE BRIDGE CROSSING FOR MINING TRUCKS · PIPELINE BRIDGE CROSSING FOR MINING TRUCKS Bernard Shen 2015 Small Bridges Conference Melbourne 26 November 2015 1 ... CAT 785C …](https://reader030.fdocuments.us/reader030/viewer/2022021801/5b4320097f8b9ab15f8bbfa2/html5/thumbnails/10.jpg)
Pells Sullivan Meynink
Load Distribution
26 November 2015 10
![Page 11: PIPELINE BRIDGE CROSSING FOR MINING TRUCKS · PIPELINE BRIDGE CROSSING FOR MINING TRUCKS Bernard Shen 2015 Small Bridges Conference Melbourne 26 November 2015 1 ... CAT 785C …](https://reader030.fdocuments.us/reader030/viewer/2022021801/5b4320097f8b9ab15f8bbfa2/html5/thumbnails/11.jpg)
Pells Sullivan Meynink
Load Consideration
26 November 2015 11
LINE LOAD
UDL
![Page 12: PIPELINE BRIDGE CROSSING FOR MINING TRUCKS · PIPELINE BRIDGE CROSSING FOR MINING TRUCKS Bernard Shen 2015 Small Bridges Conference Melbourne 26 November 2015 1 ... CAT 785C …](https://reader030.fdocuments.us/reader030/viewer/2022021801/5b4320097f8b9ab15f8bbfa2/html5/thumbnails/12.jpg)
Pells Sullivan Meynink
Load On Structure
• Vertical load – Simplistic methods
probably sufficient
• Lateral load (earth pressure) – 6 methods
were considered
26 November 2015 12
![Page 13: PIPELINE BRIDGE CROSSING FOR MINING TRUCKS · PIPELINE BRIDGE CROSSING FOR MINING TRUCKS Bernard Shen 2015 Small Bridges Conference Melbourne 26 November 2015 1 ... CAT 785C …](https://reader030.fdocuments.us/reader030/viewer/2022021801/5b4320097f8b9ab15f8bbfa2/html5/thumbnails/13.jpg)
Pells Sullivan Meynink
Lateral Earth Pressure
• 6 methods considered
Method 1 – Line load
Method 2 – Rankine active earth pressure theory
Method 3 – Surcharge
Method 4 – Semi-infinite load with elastic theory
Method 5 – Loaded strip with elastic theory
Method 6 – Finite element method
26 November 2015 13
![Page 14: PIPELINE BRIDGE CROSSING FOR MINING TRUCKS · PIPELINE BRIDGE CROSSING FOR MINING TRUCKS Bernard Shen 2015 Small Bridges Conference Melbourne 26 November 2015 1 ... CAT 785C …](https://reader030.fdocuments.us/reader030/viewer/2022021801/5b4320097f8b9ab15f8bbfa2/html5/thumbnails/14.jpg)
Pells Sullivan Meynink
Lateral Earth Pressure
26 November 2015 14
Method 1
Method 4
Method 5
![Page 15: PIPELINE BRIDGE CROSSING FOR MINING TRUCKS · PIPELINE BRIDGE CROSSING FOR MINING TRUCKS Bernard Shen 2015 Small Bridges Conference Melbourne 26 November 2015 1 ... CAT 785C …](https://reader030.fdocuments.us/reader030/viewer/2022021801/5b4320097f8b9ab15f8bbfa2/html5/thumbnails/15.jpg)
Pells Sullivan Meynink
Lateral Earth Pressure
26 November 2015 15
• What to design for?
![Page 16: PIPELINE BRIDGE CROSSING FOR MINING TRUCKS · PIPELINE BRIDGE CROSSING FOR MINING TRUCKS Bernard Shen 2015 Small Bridges Conference Melbourne 26 November 2015 1 ... CAT 785C …](https://reader030.fdocuments.us/reader030/viewer/2022021801/5b4320097f8b9ab15f8bbfa2/html5/thumbnails/16.jpg)
Pells Sullivan Meynink
Adopted In Design
• Method 3 for structural design
• Method 6 to check stability
26 November 2015 16
![Page 17: PIPELINE BRIDGE CROSSING FOR MINING TRUCKS · PIPELINE BRIDGE CROSSING FOR MINING TRUCKS Bernard Shen 2015 Small Bridges Conference Melbourne 26 November 2015 1 ... CAT 785C …](https://reader030.fdocuments.us/reader030/viewer/2022021801/5b4320097f8b9ab15f8bbfa2/html5/thumbnails/17.jpg)
Pells Sullivan Meynink
Passive Earth Pressure
26 November 2015 17
![Page 18: PIPELINE BRIDGE CROSSING FOR MINING TRUCKS · PIPELINE BRIDGE CROSSING FOR MINING TRUCKS Bernard Shen 2015 Small Bridges Conference Melbourne 26 November 2015 1 ... CAT 785C …](https://reader030.fdocuments.us/reader030/viewer/2022021801/5b4320097f8b9ab15f8bbfa2/html5/thumbnails/18.jpg)
Pells Sullivan Meynink
Analysis (Stability)
• Hand calculation (overturning) – FOS>2
• 2D Finite element – Loaded to “failure”
26 November 2015 18
![Page 19: PIPELINE BRIDGE CROSSING FOR MINING TRUCKS · PIPELINE BRIDGE CROSSING FOR MINING TRUCKS Bernard Shen 2015 Small Bridges Conference Melbourne 26 November 2015 1 ... CAT 785C …](https://reader030.fdocuments.us/reader030/viewer/2022021801/5b4320097f8b9ab15f8bbfa2/html5/thumbnails/19.jpg)
Pells Sullivan Meynink
Analysis (Deformation)
26 November 2015 19
6 mm
17 mm
“POOR” BACKFILL CASE
UNDER SERVICE LOAD
![Page 20: PIPELINE BRIDGE CROSSING FOR MINING TRUCKS · PIPELINE BRIDGE CROSSING FOR MINING TRUCKS Bernard Shen 2015 Small Bridges Conference Melbourne 26 November 2015 1 ... CAT 785C …](https://reader030.fdocuments.us/reader030/viewer/2022021801/5b4320097f8b9ab15f8bbfa2/html5/thumbnails/20.jpg)
Pells Sullivan Meynink
Structural Design
26 November 2015 20
![Page 21: PIPELINE BRIDGE CROSSING FOR MINING TRUCKS · PIPELINE BRIDGE CROSSING FOR MINING TRUCKS Bernard Shen 2015 Small Bridges Conference Melbourne 26 November 2015 1 ... CAT 785C …](https://reader030.fdocuments.us/reader030/viewer/2022021801/5b4320097f8b9ab15f8bbfa2/html5/thumbnails/21.jpg)
Pells Sullivan Meynink
Construction
26 November 2015 21
![Page 22: PIPELINE BRIDGE CROSSING FOR MINING TRUCKS · PIPELINE BRIDGE CROSSING FOR MINING TRUCKS Bernard Shen 2015 Small Bridges Conference Melbourne 26 November 2015 1 ... CAT 785C …](https://reader030.fdocuments.us/reader030/viewer/2022021801/5b4320097f8b9ab15f8bbfa2/html5/thumbnails/22.jpg)
Pells Sullivan Meynink
Construction
26 November 2015 22
![Page 23: PIPELINE BRIDGE CROSSING FOR MINING TRUCKS · PIPELINE BRIDGE CROSSING FOR MINING TRUCKS Bernard Shen 2015 Small Bridges Conference Melbourne 26 November 2015 1 ... CAT 785C …](https://reader030.fdocuments.us/reader030/viewer/2022021801/5b4320097f8b9ab15f8bbfa2/html5/thumbnails/23.jpg)
Pells Sullivan Meynink
Construction
26 November 2015 23
![Page 24: PIPELINE BRIDGE CROSSING FOR MINING TRUCKS · PIPELINE BRIDGE CROSSING FOR MINING TRUCKS Bernard Shen 2015 Small Bridges Conference Melbourne 26 November 2015 1 ... CAT 785C …](https://reader030.fdocuments.us/reader030/viewer/2022021801/5b4320097f8b9ab15f8bbfa2/html5/thumbnails/24.jpg)
Pells Sullivan Meynink
Construction
26 November 2015 24
![Page 25: PIPELINE BRIDGE CROSSING FOR MINING TRUCKS · PIPELINE BRIDGE CROSSING FOR MINING TRUCKS Bernard Shen 2015 Small Bridges Conference Melbourne 26 November 2015 1 ... CAT 785C …](https://reader030.fdocuments.us/reader030/viewer/2022021801/5b4320097f8b9ab15f8bbfa2/html5/thumbnails/25.jpg)
Pells Sullivan Meynink
Construction
26 November 2015 25
![Page 26: PIPELINE BRIDGE CROSSING FOR MINING TRUCKS · PIPELINE BRIDGE CROSSING FOR MINING TRUCKS Bernard Shen 2015 Small Bridges Conference Melbourne 26 November 2015 1 ... CAT 785C …](https://reader030.fdocuments.us/reader030/viewer/2022021801/5b4320097f8b9ab15f8bbfa2/html5/thumbnails/26.jpg)
Pells Sullivan Meynink
Construction
26 November 2015 26
![Page 27: PIPELINE BRIDGE CROSSING FOR MINING TRUCKS · PIPELINE BRIDGE CROSSING FOR MINING TRUCKS Bernard Shen 2015 Small Bridges Conference Melbourne 26 November 2015 1 ... CAT 785C …](https://reader030.fdocuments.us/reader030/viewer/2022021801/5b4320097f8b9ab15f8bbfa2/html5/thumbnails/27.jpg)
Pells Sullivan Meynink
Construction
26 November 2015 27
![Page 28: PIPELINE BRIDGE CROSSING FOR MINING TRUCKS · PIPELINE BRIDGE CROSSING FOR MINING TRUCKS Bernard Shen 2015 Small Bridges Conference Melbourne 26 November 2015 1 ... CAT 785C …](https://reader030.fdocuments.us/reader030/viewer/2022021801/5b4320097f8b9ab15f8bbfa2/html5/thumbnails/28.jpg)
Pells Sullivan Meynink
In Operation
26 November 2015 28
![Page 29: PIPELINE BRIDGE CROSSING FOR MINING TRUCKS · PIPELINE BRIDGE CROSSING FOR MINING TRUCKS Bernard Shen 2015 Small Bridges Conference Melbourne 26 November 2015 1 ... CAT 785C …](https://reader030.fdocuments.us/reader030/viewer/2022021801/5b4320097f8b9ab15f8bbfa2/html5/thumbnails/29.jpg)
Pells Sullivan Meynink
• Donaldson Coal
• Hunter Water Corporation
Acknowledgements
26 November 2015 29
![Page 30: PIPELINE BRIDGE CROSSING FOR MINING TRUCKS · PIPELINE BRIDGE CROSSING FOR MINING TRUCKS Bernard Shen 2015 Small Bridges Conference Melbourne 26 November 2015 1 ... CAT 785C …](https://reader030.fdocuments.us/reader030/viewer/2022021801/5b4320097f8b9ab15f8bbfa2/html5/thumbnails/30.jpg)
Pells Sullivan Meynink
Thank You
26 November 2015 30
Thank You