US Bridges

I-69 WB over Center RD

Fair

Genesee County, Michigan · In Flint · Structure no. 000000000002590

Built
1971
54 years old, rebuilt 2015
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
146 ft
4 main spans
Daily traffic
48,100
2014 count
Owner
State
State Highway Agency

About this bridge

I-69 WB over Center RD is a prestressed concrete stringer/multi-beam or girder carrying I-69 WB over Center RD in Genesee County, Michigan. It was built in 1971 and reconstructed in 2015, so it is 54 years old, older than the Michigan average of 48.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 48,100 vehicles a day, roughly 8% of them trucks, projected to reach 46,275 by 2035. The structure is 146 ft (44.5 m) long and 73 ft wide.

CarriesI-69 WB
CrossesCenter RD
LocationIn Flint
RouteInterstate 69
Coordinates43.01404, -83.63472
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.6 US tons
Inventory rating50 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length146 ft (44.5 m)
Longest span41 ft (12.5 m)
Deck width73 ft (22.4 m)
Roadway width70 ft (21.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic48,100 (2014)
Projected traffic46,275 by 2035
Trucks8%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-69 WB over Center RD built?

It was built in 1971, making it 54 years old in 2025. It was reconstructed in 2015.

What condition is I-69 WB over Center RD in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2024.

How much traffic does I-69 WB over Center RD carry?

About 48,100 vehicles per day (2014 count), of which roughly 8% are trucks.

How long is I-69 WB over Center RD?

The structure is 146 ft (44.5 m) long with a longest span of 41 ft (12.5 m) and a deck 73 ft wide.

Who owns I-69 WB over Center RD?

It is owned by the State Highway Agency.