a quick check-up of your highway network health · check-up of your highway network health a quick...
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![Page 1: A Quick Check-up of Your Highway Network Health · Check-up of Your Highway Network Health A Quick Check-up of Your Highway Network Health Cornell Local Roads Program 61st Annual](https://reader030.vdocument.in/reader030/viewer/2022040406/5ea08cda2cbfde01f602906d/html5/thumbnails/1.jpg)
A QuickCheck-up of Your
Highway Network Health
A QuickCheck-up of Your
Highway Network Health
Cornell Local Roads Program61st Annual School for Highway Superintendents
June 5, 2006
Cornell Local Roads Program61st Annual School for Highway Superintendents
June 5, 2006
Larry Galehouse, P.E., L.S.National Center for Pavement Preservation
Larry Galehouse, P.E., L.S.National Center for Pavement Preservation
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HistoryHistory
• Highway Usage Increased 29% in the 1990’s
• Highway Usage Increased 29% in the 1990’s
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History & TrendsHistory & Trends
• Truck Traffic Increased 40% in the 1990’s
• Truck Traffic Will Increase 3% per year for the next 20 years
• Truck Traffic Increased 40% in the 1990’s
• Truck Traffic Will Increase 3% per year for the next 20 years
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History ofU.S. Highway Expenditures
by Function
History ofU.S. Highway Expenditures
by Function
$134.56$5.42$27.78$33.18$68.182002
$122.70$5.11$25.63$30.64$61.322000
$42.97$1.69$ 8.91$13.32$19.051982
$1.70$ 0.27$ 0.26$ 0.80$ 0.371945
TotalDebtRetirementAdministrativeMaintenanceCapital
OutlayYear
Note: Administration includes Highway Law Enforcement and Bond Interest
(Dollars in Billions)(Dollars in Billions)
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ExpectationsExpectations
• Americans demand easy mobility on safe, smooth, and well-maintained roads.
• Americans demand easy mobility on safe, smooth, and well-maintained roads.
Circa 1930Circa 1930
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• Operating Revenues Can’t Keep Pace with Needs
• Highway Agencies Face Increasing Demands with Decreasing Resources
• Operating Revenues Can’t Keep Pace with Needs
• Highway Agencies Face Increasing Demands with Decreasing Resources
Financial RealityFinancial Reality
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Driving on Poor Roads CostDriving on Poor Roads Cost
• $49 billion per year in extra vehicle repairs and operation costs
• $255 per motorist
• $49 billion per year in extra vehicle repairs and operation costs
• $255 per motorist
Source: The Road Information ProgramSource: The Road Information Program
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Network EvaluationQuick Assessment Method
Network EvaluationQuick Assessment Method
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Example:
County Highway Department
Network Size = 4,356 lane miles
Example:
County Highway Department
Network Size = 4,356 lane miles
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0
1
2
3
4
5
0 5 10 15 20 25
Pavement Remaining Service LifePavement Remaining Service Life
Perc
ent o
f Net
wor
k Pa
vem
ent
Perc
ent o
f Net
wor
k Pa
vem
ent
(Years)(Years)
Current ConditionCurrent ConditionCurrent Condition6
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0
1
2
3
4
5
0 5 10 15 20 25
Pavement Remaining Service LifePavement Remaining Service Life
Per
cent
of N
etw
ork
Pav
emen
tP
erce
nt o
f Net
wor
k P
avem
ent
(Years)(Years)
Condition - One Year LaterCondition Condition -- One Year LaterOne Year Later6
7
8
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County Highway Department= 4,356 lane miles
County Highway Department= 4,356 lane miles
Each year the network will loseEach year the network will lose
4,356 lane mile years
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Reconstruction EvaluationReconstruction Evaluation
1,090=Total
54030 yrs18#2
55025 yrs22#1
Lane Mile YearsDesign LifeLane MilesProject
Step 1Step 1
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Rehabilitation EvaluationRehabilitation Evaluation
1,200=Total
38412 yrs32#5
42015 yrs28#4
39618 yrs22#3
Lane Mile YearsDesign LifeLane MilesProject
Step 2Step 2
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412=Total
8010 yrs8#10
1127 yrs16#9
1305 yrs26#8
663 yrs22#7
242 yrs12#6
Lane Mile YearsLife Extension
Lane MilesProject
Preventive Preservation EvaluationPreventive Preservation Evaluation
Step 3Step 3
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Network Needs SummaryNetwork Needs Summary
Required: 4,356 lane mile yearsRequired: 4,356 lane mile years
1,090Reconstruction( 40 lane miles )
2,702Total =
412Pavement Preservation
( 84 lane miles )
1,200Rehabilitation( 82 lane miles )
Lane Mile YearsProgrammed Activity
$$$$$$$
$
Step 4Step 4
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Evaluation ConclusionEvaluation Conclusion
1,653(lane mile years)Deficit =
2,703(lane mile years)Programmed Activity
4,356(lane mile years)Network Size (needs)
Step 5Step 5
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$14,626
$12,285
$5,441
$3,387$2,796 $2,581
$13,198
$9,654 $9,962
$18,537
$0
$2,000
$4,000
$6,000
$8,000
$10,000
$12,000
$14,000
$16,000
$18,000
$20,000
Reconstruction25 Yrs
Rehabilitation15 Yrs
Resurfacing12.5 Yrs
Thin Overlay7.5 Yrs
Slurry Seal
5 Yrs
Chip Seal
4.5 Yrs
Crack Seal
2 Yrs
RuralUrbanPreventive Maintenance Treatments (Rural & Urban)
Reconstruction, Rehabilitation & Resurfacing costs from Highway Statistics -2001, FHWAPreventive Maintenance treatment costs from 2001 data, Michigan DOT
Ann
ualiz
ed C
ost p
er L
ane
Mile
(Dol
lars
)
Average Design Service Life Average Life Extension
Note:
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Steps to Address Minimal NeedsSteps to Address Minimal Needs
Required: 4,356 lane mile yearsRequired: 4,356 lane mile years
1,090Reconstruction( 40 lane miles )
2,702Total =
412Pavement Preservation
( 84 lane miles )
1,200Rehabilitation( 82 lane miles )
Lane Mile YearsProgrammed Activity
( 31 lane miles ) 820
2,357
Step 1Step 1
1,125( 77 lane miles )
Savings = $ 5.27 M
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x$12,6004.5 yearsChip Seal
y$5,2002 yearsCrack Seal
NewLane Miles
Cost perLane Mile
Life Extension
Preservation Treatment
Steps to Address Minimal NeedsSteps to Address Minimal NeedsSavings = $ 5.27 Million Needs = 1,999 LMYSavings = $ 5.27 Million Needs = 1,999 LMY
Step 2Step 2
Solve for unknowns:12,600x + 5,200y = 5.27x106
4.5x + 2y = 1999(Simultaneous Equations)
x = 78 y = 824
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Steps to Address Minimal NeedsSteps to Address Minimal Needs
Required: 4,356 lane mile yearsRequired: 4,356 lane mile years
820Reconstruction
( 31 lane miles )
4,356Total =
412351
1,648
Pavement Preservation( 84 lane miles )
Chip Seal ( 4.5 yrs X 78 lane miles )Crack Seal ( 2 yrs X 824 lane miles )
1,125Rehabilitation
( 77 lane miles )
Lane Mile YearsProgrammed Activity
Step 3Step 3
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• Establishes Network Need
• EvaluatesReconstruction Rehabilitation Preventive Maintenance
• IncorporatesDesign LifeLife Extensions
• Establishes Network Need
• EvaluatesReconstruction Rehabilitation Preventive Maintenance
• IncorporatesDesign LifeLife Extensions
Quick Assessment MethodQuick Assessment Method
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Need More Information ?Need More Information ?
National Center for Pavement Preservationat Michigan State University
National Center for Pavement Preservationat Michigan State University
www.pavementpreservation.org
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Questions ?
Thank You
Larry Galehouse, P.E., P.S.DirectorNational Center for Pavement Preservation2857 Jolly RoadOkemos, Michigan 48864(517)432-8220 • Fax: (517)-432-8223email: [email protected]