Paul Murchison, Project Engineer, Transportation Engineering ...

12.07.2015 • Views

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BCIInfrastructure Maintenance IssuesCLASS 3 BST PERFORMANCE8580757065600 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16AGE (Years)Class 3 - No Permafrost Class 3 - Permafrost TriggerTrend - All Other Class 3Trend - Class 3 Permafrost• Additional maintenance / rehabilitation cost in the permafrostsection is up to $22,000 / km / year• Maintenance / rehabilitation costs in permafrost sections areapproximately 8 times as much as non-permafrost sections

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Infrastructure Maintenance IssuesThaw Sensitive

BCIInfrastructure Maintenance IssuesCLASS 3 BST PERFORMANCE8580757065600 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16AGE (Years)Class 3 - No Permafrost Class 3 - Permafrost TriggerTrend - All Other Class 3Trend - Class 3 Permafrost• Additional maintenance / rehabilitation cost in the permafrostsection is up to $22,000 / km / year• Maintenance / rehabilitation costs in permafrost sections areapproximately 8 times as much as non-permafrost sections

Page 1 and 2: Stabilizing Highways OverDegrading
Page 3 and 4: Yukon Highway Infrastructure• Are
Page 5: Infrastructure Maintenance IssuesWa
Page 9 and 10: Infrastructure Maintenance IssuesPe
Page 11 and 12: Yukon Climate TrendsData Source: En
Page 13 and 14: Data Source: SNAP(2010)Yukon Climat
Page 15 and 16: Air Convection Embankment (ACE)•
Page 17 and 18: Heat Drains• Heat extraction by n
Page 19 and 20: • Light-coloured aggregateBST ref
Page 21 and 22: Data Analysis Results
Page 23: Thank you