using measure to create a capital pavement preservation program
DESCRIPTION
Using Measure to Create a Capital Pavement Preservation Program. EVOLVING DEMANDS. Highway Usage Increased 29% in the 1990’s Truck Traffic Increased 40% in the 1990’s Truck Traffic Will Increase 3% per year in next 20 years. CONSEQUENCES. Operating Revenues Can’t Keep Pace with Needs - PowerPoint PPT PresentationTRANSCRIPT
EVOLVING DEMANDSEVOLVING DEMANDS
• Highway Usage Increased 29% in the 1990’s
• Truck Traffic Increased 40% in the 1990’s
• Truck Traffic Will Increase 3% per year in next 20 years
• Highway Usage Increased 29% in the 1990’s
• Truck Traffic Increased 40% in the 1990’s
• Truck Traffic Will Increase 3% per year in next 20 years
CONSEQUENCESCONSEQUENCES
• 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
The Solution: The Solution:
Pavement PreservationPavement Preservation
Improves the Performance of the Network while Spending Less Program Dollars
Improves the Performance of the Network while Spending Less Program Dollars
Reference:Reference:
MEASUREMEASURE
• Terminology• Terminology
Is there terminology confusion?Is there terminology confusion?
• Design Life
• Service Life
• Life Extension
• Routine Maintenance
• Preventive Maintenance
• Minor Rehabilitation
• Design Life
• Service Life
• Life Extension
• Routine Maintenance
• Preventive Maintenance
• Minor Rehabilitation
Preventive Maintenanceis a component of
Pavement Preservation
Preventive Maintenanceis a component of
Pavement Preservation
Pavement Preservation Programs encompass:
Pavement Preservation Programs encompass:
• Corrective & Routine Maintenance
• Preventive Maintenance
• Minor Rehabilitation
• Corrective & Routine Maintenance
• Preventive Maintenance
• Minor Rehabilitation
Pavement Preservation components include:
Pavement Preservation components include:
• Pavement Management Systems
• Long-Term Network Planning
• Optimization
• Cost-Effective Decision Making
• Sustainable Financing
• Pavement Management Systems
• Long-Term Network Planning
• Optimization
• Cost-Effective Decision Making
• Sustainable Financing
RehabilitationMinor RehabMinor Rehab
Extends LifeExtends Life
1545
0
30
TIMER
1545
0
30
TIMER
Adding More Time
RehabilitationMajor RehabMajor Rehab
Originates LifeOriginates Life
1545
0
30
TIMER
1545
0
30
TIMER
Initiating Time
Preventive Maintenance is NOT about
Maintenance as Usual
Preventive Maintenance is NOT about
Maintenance as Usual
Rehabilitation TriggerRehabilitation Trigger
Original PavementOriginal Pavement
The Pavement Preservation ConceptThe Pavement Preservation Concept
VeryGood
Good
Fair
Poor
VeryPoor
Time (Years)Time (Years)
MEASUREMEASURE
• Business Processes• Business Processes
Preventive Maintenance Projects Need a Different Business ProcessPreventive Maintenance Projects
Need a Different Business Process
• Faster Scoping & Designs(Lower PE costs)
• Blanket Clearances• Expedited Project Reviews• Shorter Construction Duration
(Lower CE costs)
• Faster Scoping & Designs(Lower PE costs)
• Blanket Clearances• Expedited Project Reviews• Shorter Construction Duration
(Lower CE costs)
Preventive Maintenance Projects Need a Different Business ProcessPreventive Maintenance Projects
Need a Different Business Process
• Uniform Specifications• Standard Traffic Control• Abbreviated Advertisements
• Uniform Specifications• Standard Traffic Control• Abbreviated Advertisements
Chip SealChip Seal
Crack SealingCrack Sealing
MEASUREMEASURE
• Integration of Preventive Maintenance into the Pavement Management System
• Integration of Preventive Maintenance into the Pavement Management System
Quality DataQuality Data
• Network Condition
• Planning
• Network Condition
• Planning
PavementManageme
ntDecisionTriangle
PavementManageme
ntDecisionTriangle
Preventive MaintenancePreventive
Maintenance
RehabilitationRehabilitation ReconstructionReconstruction
“Mix of Fixes” Approach“Mix of Fixes” Approach
• Reconstruction
• Rehabilitation
• Preventive Maintenance
• Reconstruction
• Rehabilitation
• Preventive Maintenance
Reconstruction StrategyReconstruction Strategy(20, 25, & 30 Year Fixes)(20, 25, & 30 Year Fixes)
Reconstruction StrategyReconstruction Strategy(20, 25, & 30 Year Fixes)(20, 25, & 30 Year Fixes)
0102030405060708090
100
0 10 20 25 30
PoorPoor FairFair GoodGood
Pe
rce
nt
of
To
tal N
etw
ork
5 15 35 40Years
CombinedReconstruct and Rehab Strategy
(10 to 30 Year Fixes)
CombinedReconstruct and Rehab Strategy
(10 to 30 Year Fixes)
0102030405060708090
100
Poor Fair Good
Pe
rce
nt
of
To
tal N
etw
ork
0 10 20 25 305 15 35 40Years
Combined Reconstruct, Rehab &Preventive Maintenance Strategy
(5 to 30 Year Fixes)
Combined Reconstruct, Rehab &Preventive Maintenance Strategy
(5 to 30 Year Fixes)
0102030405060708090
100
Poor Fair Good
Pe
rce
nt
of
To
tal N
etw
ork
0 10 20 25 305 15 35 40Years
Index Pavement Type
Maximum
Ride Interstate Concrete
400 in/mi
Interstate Asphalt
350 in/mi
All Others 675 in/mi
Rut All 0.95 in
Alligator Cracking
Asphalt 50 ft2/mi
Block Cracking Asphalt 200 ft2/mi
Fatigue Cracking Asphalt 100 ft2/mi
Load Associated Longitudinal Cracking
Asphalt 200 ft2/mi
Transverse Cracking
Asphalt 110 (counts)
Concrete 70 (counts)
Longitudinal Cracking
All 2,000 ft
Corner Breaks Concrete 50 (counts)
MEASUREMEASURE
• Commitment of Leadership• Commitment of Leadership
Indicators of Commitment:Indicators of Commitment:
• Dedicated Budget
• Long-Term Strategy
• Assignment of a Champion
• Support the Change
• Dedicated Budget
• Long-Term Strategy
• Assignment of a Champion
• Support the Change
MEASUREMEASURE
• Training• Training
Training is needed for:Training is needed for:
1. Department Personnel• Maintenance• Design• Construction• Materials• Planners • Contract Agencies
2. Contractors
1. Department Personnel• Maintenance• Design• Construction• Materials• Planners • Contract Agencies
2. Contractors
Training Needs:Training Needs:
• Terminology
• Pavement Indicators for Preventive Maintenance
• Treatment Characteristics
• Work Zone Development
• Inspection
• Terminology
• Pavement Indicators for Preventive Maintenance
• Treatment Characteristics
• Work Zone Development
• Inspection
Training Needs:Training Needs:
• Network Level Planning
• Project Level Planning
• Network Level Planning
• Project Level Planning
MEASUREMEASURE
• Validation of Program• Validation of Program
PMS Data Point
VeryGood
Good
Fair
Poor
VeryPoor
Time (Years)
Life Extension
Georgia’s ResultsSmoothness Trend in AC Overlays
350
500
650
800
950
1100
1250
72 74 76 78 80 82 84 86 88 90 92 94 96 98
Fiscal Year
IRI
Validation of SuccessValidation of Success
• Achieve “Life Extension“ Results
• Lower Rate of Deterioration
• Network Condition Improves
• Fixes are Cost Effective
• Achieve “Life Extension“ Results
• Lower Rate of Deterioration
• Network Condition Improves
• Fixes are Cost Effective
Validation of BenefitsValidation of Benefits
• Increased User Satisfaction
• Improved System Safety
• Reduced Cost/Mile Expenditures
• Lower Life Cycle Cost
• Increased User Satisfaction
• Improved System Safety
• Reduced Cost/Mile Expenditures
• Lower Life Cycle Cost
