substantial road capital budget savings · 2018-11-15 · [email protected] michael maher golder...
TRANSCRIPT
![Page 1: Substantial Road Capital Budget Savings · 2018-11-15 · roozbeh@Infrasol.ca Michael Maher Golder Associates Ltd. Senior Pavement and Materials Engineer Michael_Maher@golder.com](https://reader034.vdocuments.mx/reader034/viewer/2022042918/5f5ec698bd53873eab3882fe/html5/thumbnails/1.jpg)
Substantial Road Capital Budget Savings
Michael Maher, Ph.D., P.Eng.
Golder Associates Ltd., Senior Pavement and Materials Engineer
Roozbeh Rashedi, Ph.D.
Infrastructure Solutions Inc., VP of Technology
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1) Increasing infrastructure deficit & continuous deterioration
2) Lack of attention to preventive maintenance
3) Lack of true optimization capability at network-level analysis
4) Lack of affordable, easy-to-use, yet powerful capital planning tools
5) Lack of a full life cycle solution
Road Capital Planning Challenges
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Challenge 1 - Increasing Infrastructure Deficit
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Challenge 1 - Increasing Infrastructure Deficit
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Challenge 2 – Attention to Preventive Maintenance
Published July 2016
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Challenge 2 – Attention to Preventive Maintenance
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Challenge 3 – Incorporating True Optimization
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A Simple Comparison: Optimization vs. Ranking/BCA
Road
Section
Current
Condition
(PCI)
Treatment Type 1 (T1) Treatment Type 2 (T2) Treatment Type 3 (T3)
CostAfter-Repair
PCI
Benefit
(PCI Gain)Cost
After-Repair
PCI
Benefit
(PCI Gain)Cost
After-Repair
PCI
Benefit
(PCI Gain)
A 35 $1,000 50 15 $2,000 70 35 $ 3,000 100 65
B 55 $500 75 20 $1,000 90 35 $ 2,000 100 45
C 70 $500 90 20 $1,000 100 30
D 80 $200 90 10 $2,000 100 20
E 50 $800 70 20 $1,500 80 30 $ 3,000 100 50
![Page 9: Substantial Road Capital Budget Savings · 2018-11-15 · roozbeh@Infrasol.ca Michael Maher Golder Associates Ltd. Senior Pavement and Materials Engineer Michael_Maher@golder.com](https://reader034.vdocuments.mx/reader034/viewer/2022042918/5f5ec698bd53873eab3882fe/html5/thumbnails/9.jpg)
A Simple Comparison: Optimization vs. Ranking/BCA
Road
Section
Current
Condition
Treatment Type 1 Treatment Type 2 Treatment Type 3 T1 T2 T3
Cost Benefit Cost Benefit Cost Benefit B/C B/C B/C
A 35 $1,000 15 $2,000 35 $ 3,000 65 1.50 1.75 2.17
E 50 $800 20 $1,500 30 $ 3,000 50
B 55 $500 20 $1,000 35 $ 2,000 45
C 70 $500 20 $1,000 30
D 80 $200 10 $2,000 20
Selection Treatment Cost Benefit
A 3 $ 3,000 65
Total $ 3,000 65
Solution:
Available Budget = $3,000
![Page 10: Substantial Road Capital Budget Savings · 2018-11-15 · roozbeh@Infrasol.ca Michael Maher Golder Associates Ltd. Senior Pavement and Materials Engineer Michael_Maher@golder.com](https://reader034.vdocuments.mx/reader034/viewer/2022042918/5f5ec698bd53873eab3882fe/html5/thumbnails/10.jpg)
A Simple Comparison: Optimization vs. Ranking/BCA
Road
Section
Current
Condition
Treatment Type 1 Treatment Type 2 Treatment Type 3 T1 T2 T3Max B/C
Cost Benefit Cost Benefit Cost Benefit B/C B/C B/C
D 80 $200 10 $2,000 20 5.00 1.00 5.00
B 55 $500 2 $1,000 35 $ 2,000 45 4.00 3.50 2.25 4.00
C 70 $500 20 $1,000 30 4.00 3.00 4.00
E 50 $800 20 $1,500 30 $ 3,000 50 2.50 2.00 1.67 2.50
A 35 $1,000 15 $2,000 35 $ 3,000 65 1.50 1.75 2.17 2.17
Selection Treatment Cost Benefit
D T1 $ 200 10
B T1 $ 500 20
C T1 $ 500 20
E T1 $ 800 20
A T1 $ 1,000 15
Total $ 3,000 85
Solution:
Available Budget = $3,000
![Page 11: Substantial Road Capital Budget Savings · 2018-11-15 · roozbeh@Infrasol.ca Michael Maher Golder Associates Ltd. Senior Pavement and Materials Engineer Michael_Maher@golder.com](https://reader034.vdocuments.mx/reader034/viewer/2022042918/5f5ec698bd53873eab3882fe/html5/thumbnails/11.jpg)
A Simple Comparison: Optimization vs. Ranking/BCA
BCA Solution
Total Benefit = 85
Ranking Solution
Total Benefit = 65
IS THERE A BETTER SOLUTION?
Road
Section
Current
Condition
(PCI)
Treatment Type 1 (T1) Treatment Type 2 (T2) Treatment Type 3 (T3)
CostAfter-Repair
PCI
Benefit
(PCI Gain)Cost
After-Repair
PCI
Benefit
(PCI Gain)Cost
After-Repair
PCI
Benefit
(PCI Gain)
A 35 $1,000 50 15 $2,000 70 35 $ 3,000 100 65
B 55 $500 75 20 $1,000 90 35 $ 2,000 100 45
C 70 $500 90 20 $1,000 100 30
D 80 $200 90 10 $2,000 100 20
E 50 $800 70 20 $1,500 80 30 $ 3,000 100 50
HOW CAN WE FIND THE BEST POSSIBLE
SOLUTION?
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A Simple Comparison: Optimization vs. Ranking/BCA
𝑴𝒂𝒙 𝒛 = 𝑿𝒊𝒋. 𝑩𝒊𝒋
𝑿𝒊𝒋. $𝑪𝒊𝒋 ≤ $𝟑, 𝟎𝟎𝟎
𝑿𝒊𝒋 ≤ 𝟏
12% improvement over BCA and 46% over Ranking solution!
Solve
Selection Treatment Cost Benefit
B T2 $ 1000 35
C T2 $ 1000 30
D T1 $ 200 10
E T1 $ 8000 20
Total $ 3,000 95
Solution:
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Optimizing Real-Life Problems
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A Real-Life Example
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Challenge 4 – Affordable, Easy-to-Use, and Powerful Tools
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Challenge 4 – Affordable, Easy-to-Use, and Powerful Tools
![Page 17: Substantial Road Capital Budget Savings · 2018-11-15 · roozbeh@Infrasol.ca Michael Maher Golder Associates Ltd. Senior Pavement and Materials Engineer Michael_Maher@golder.com](https://reader034.vdocuments.mx/reader034/viewer/2022042918/5f5ec698bd53873eab3882fe/html5/thumbnails/17.jpg)
Challenge 5 – Full Life Cycle Solutions
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Concluding Remarks
To attain substantial road capital budget savings it is
necessary to:
1) Address infrastructure deficit and deterioration
2) Pay more attention to preventive maintenance
3) Utilize true optimization capability at network-level analysis
4) Build affordable, easy-to-use, yet powerful tools
5) Follow a full life cycle solution
![Page 19: Substantial Road Capital Budget Savings · 2018-11-15 · roozbeh@Infrasol.ca Michael Maher Golder Associates Ltd. Senior Pavement and Materials Engineer Michael_Maher@golder.com](https://reader034.vdocuments.mx/reader034/viewer/2022042918/5f5ec698bd53873eab3882fe/html5/thumbnails/19.jpg)
Questions?
Roozbeh Rashedi
Infrastructure Solutions Inc.
VP of Technology
www.infrasol.ca
Michael Maher
Golder Associates Ltd.
Senior Pavement and Materials Engineer
www.golder.ca
Contact: