Pavement Management: Pavement Management: More than Just Pavement MaintenanceMore than Just Pavement Maintenance

Geoffrey Scott, PEGeoffrey Scott, PECornell Local Roads ProgramCornell Local Roads Program

Pavement ManagementPavement Management

Wikipedia Definition: Wikipedia Definition: ““The process of The process of overseeing the maintenance and overseeing the maintenance and repair of a network of roadwaysrepair of a network of roadways””

National Center for Pavement National Center for Pavement Preservation: Preservation: ““Making the Making the ‘‘Right Right RepairRepair’’ at the at the ‘‘Right PlaceRight Place’’ at the at the ‘‘Right TimeRight Time’”’”

Pavement ManagementPavement Management

Last YearLast Year’’s Budgets BudgetSqueaky WheelSqueaky WheelFire FightingFire FightingPoliticalPolitical

Very Good

Good

Fair

Poor

Very Poor

Pave

men

t Co

ndit

ion

Time

Pavement DeteriorationPavement Deterioration

75% time

17% time

40% drop

40% drop

Each $1.00 of RehabilitationCost here ....

will cost $4.00 to $5.00 if delayed to here.

Very Good

Good

Fair

Poor

Very Poor

Pave

men

t Co

ndit

ion

Time

Pavement DeteriorationPavement Deterioration

Routine MaintenancePreventative Maintenance

Corrective MaintenanceRehabilitation

Reconstruction

Origin of RoadsOrigin of Roads

Why do we build pavements

Pavement

Subgrade

Load

Pavement Deflection

Pavement

Subgrade

Load

T

CT

C

C

T

Free Water in Pavement

Subgrade

LoadDirection of travel

Pavement

Budget Decrease?

Barriers to Barriers to ImplementationImplementation

Identifying a championIdentifying a championResistance to changeResistance to changeTurf protectionTurf protectionFear of exposureFear of exposureOrganizational levelOrganizational levelConvincing publicConvincing public

Types of Pavement Types of Pavement ManagementManagement

NetworkNetwork--LevelLevel–– Includes entire road networkIncludes entire road network–– Minimum amount of information collected Minimum amount of information collected

to support analysisto support analysisProjectProject--LevelLevel–– Generated by NetworkGenerated by Network--Level Level –– More detailed information collectedMore detailed information collected–– Detailed design and costs developedDetailed design and costs developed

Surface Distress AnalysisSurface Distress Analysis

Distress ratingDistress ratingDistress required Distress required Condition determines lifeCondition determines lifeDrawback: distress Drawback: distress = accumulation of fatigue= accumulation of fatigueSimilar to CLRP RSMS programSimilar to CLRP RSMS program

Principles of Asset Management: Asset = Pavement

Policy DrivenPerformance BasedOption OrientedData DrivenTransparent

FHWA Core Questions:

What is the Current State of the Roads?What is the Required Level of Service?Which Roads are Critical for Performance?What are Good O&M and CIP Strategies?What is a Good Long-Term Funding Strategy?

What is the Current State of the Roads?

What Do We Own?Where Is It?What Condition Is It In?

What is The Required Level of Service?

What is Demanded of the Users?How Do Actual Conditions Differ From Those Desired?

Which Roads are Critical for Performance?

How Do They Deteriorate?What is the Likelihood of Failure?What is the Consequence of Failure?

What are Good O&M and CIP Strategies?

What Management Options Exist?Which are Most Feasible for the Agency?How Do They Impact the Level of Service?

What is a Good Long-Term Funding Strategy?

Does It Align With the Agency’s Policy Goals?

Timing & Benefits?

Develop Credible DataBetter Understanding of Road NetworkImprove Planning and DevelopmentBetter Ability To Respond to ChangesImprove Bond RatingImprove Credibility of Highway DepartmentCost SavingsAccountability

Which Rehabilitation Technique?

Right TreatmentRight Place

Right Time

$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

Reconstruction

25 Yrs

Rehabilitation

15 Yrs

Resurfacing

12.5 Yrs

Thin Overlay

7.5 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

An

nu

aliz

ed C

ost

per

Lan

e M

ile(D

olla

rs)

Average Design Service Life Average Life Extension

Note:

Pavement Life ExtensionPavement Life Extension

Merced CountyCalifornia

Steps to ImplementationSteps to Implementation

Define inventoryDefine inventoryInspect and Assess ConditionsInspect and Assess ConditionsDetermine Repair OptionsDetermine Repair OptionsPrioritize Repair StrategiesPrioritize Repair StrategiesResource AllocationResource AllocationDo Work, Document Work & UpdateDo Work, Document Work & Update

Pavement Management Options:

Hire ConsultantPurchase SoftwareContact the Cornell Local Roads Program

ResourcesFederal Highway Administration – http://www.fhwa.dot.gov/asset/if08008/amo_08.cfm

National Center for Pavement Preservation – www.pavementpreservation.org

AASHTO Transportation Asset Management Guide– http://downloads.transportation.org/AMGuide.pdf

NHI/FHWA Transportation Asset Management for Local Agencies– http://www.nhi.fhwa.dot.gov/training/course_detail.as

px?num=FHWA-NHI-131116&get=all

Questions?

Thank You!

Geoffrey Scott, PEGeoffrey Scott, PECornell Local Roads ProgramCornell Local Roads Program

grs78@cornell.edugrs78@cornell.eduwww.clrp.cornell.eduwww.clrp.cornell.edu607607--255255--28062806