2023 without improvements 75
Condition 82
Pavement : Our Most Obvious Asset
The Lake County Division of Transportation uses ARGUS , a computerbased pavement management system in order to :
• Assess the current condition of the system
• Estimate future road conditions
• Identify and rank road projects
• Maximize the condition of the system within a given budget
• Ensure consistent design decisions
Frequently-Asked Questions about Pavement Preservation
How do you choose which roads to repair ?
Pavements age at different rates based on a variety of factors like traffic , weather , and the soil beneath the pavement . For this reason , some roads need to be repaired more frequently than others . Each
2023 without improvements 75
Pavement Condition Inventory
74 %
Good ( 80-100 )
May require crack sealing or a thin overlay . These sections do not require immediate attention . Pavement in this category is generally less than 12 years old .
fall , one-quarter of the pavement is tested on a fourand the test results are evaluated to produce an over rating . This data helps us determine what strategy to road and at what time . It might seem strange , but th when it makes better economic sense to take a “ do n proach now and perform a more comprehensive rep
Why are you repairing a road that was rece structed ?
Preventive maintenance items like crack sealing and seal and protect the pavement . When applied early i life , studies indicate that these preventive maintenan will extend its life and reduce life-cycle costs . The cha that preventive maintenance techniques applied at t can add more than 12 years to a pavement ’ s useful li of the cost . to rebuild .
100
90
80
Early repairs are most cost effecti
Surface Treatments $ 145,000
Thin Overlay $ 765,000
65 % of life 25 % quality drop
Resul
2023 with improvements |
77 |
18 %
7 %
Satisfactory ( 70-79 )
May require resurfacing or other
rehabilitation in the near future . Pavement in generally 12-14 years old .
Failing ( 60-69 )
Will require some type of improvement
in the near future to preserve usability and avoid the need for reconstruction . This pavement is approaching the end of its useable life .
|
pavement condition |
70
60
50
40
30
20
|
Mill , Thin Overlay $ 905,000
Mill , Overlay with Fabric $ 1,040,000
Medium Overlay $ 2,075,000
Thick Overlay $ 2,475,000
Reconstruction $ 6,195,000
|
P |
Current Pavement
Condition 82
2 %
Backlog ( 10-59 )
May require total reconstruction , including reconstruction of the subgrade . Pavement in this category is generally more than 15 years old .
10
0
Repair Strategy Required
Strategy Cost Per Mile
0 2 4 6 8 10 12 14 16 18 20 pavement life , years
Source : Ada
18 • 2018 - 2023 Proposed Highway Improvement Program
fall, one-quarter of the pavement is tested on a four-year rotation
Pavement: Our Most Obvious Asset
The Lake County Division of Transportation uses ARGUS, a computer-
and the test results are evaluated to produce an overall numerical
rating. This data helps us determine what strategy to apply to which
based pavement management system in order to:
road and at what time. It might seem strange, but there are times
• Assess the current condition of the system
• Estimate future road conditions
• Identify and rank road projects
• Maximize the condition of the system within a given budget
• Ensure consistent design decisions
when it makes better economic sense to take a “do nothing” ap-
proach now and perform a more comprehensive repair later.
Why are you repairing a road that was recently con-
structed?
Preventive maintenance items like crack sealing and microsurfacing
Frequently-Asked Questions about Pavement
Preservation seal and protect the pavement. When applied early in a pavement’s
How do you choose which roads to repair? will extend its life and reduce life-cycle costs. The chart below shows
Pavements age at diff erent rates based on a variety of factors like that preventive maintenance techniques applied at the right time
traffi c, weather, and the soil beneath the pavement. For this reason, can add more than 12 years to a pavement’s useful life at about 20%
some roads need to be repaired more frequently than others. Each of the cost. to rebuild.
life, studies indicate that these preventive maintenance techniques
Pavement Condition
Inventory
2023 without
improvements
Early repairs are most cost effective
100
75
74%
Good (80-100)
Surface Treatments
May require crack sealing or a thin
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