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The gauges below show the condition, operation, and investment in Michigan’s public
road system. Pavement condition information is based on paved surface ratings for
state highways as well as roads under the jurisdiction of Michigan’s counties, cities
and villages. Statewide there are over 10,000 public road bridges. Bridge conditions
are based on bi-annual inspections of state, county, city and village owned bridges.
The number of traffic accidents is a measure of how effectively the road system
is performing. Maintenance is required to keep roads and bridges performing as intended.
These activities include: snow removal, patching, grading, and mowing. Capital investments
are necessary to extend the useful life of any asset including roads and bridges.
The financial pie charts illustrate how investments in the road and bridge system
Tabs at the top of this page lead to performance measures based on asset ownership and geography.
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