US Bridges

I-69 EB over M-54|S Dort HWY

Fair

Genesee County, Michigan · In Flint · Structure no. 000000000002586

Built
2015
10 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
134 ft
2 main spans
Daily traffic
96,200
2014 count
Owner
State
State Highway Agency

About this bridge

I-69 EB over M-54|S Dort HWY is a steel continuous stringer/multi-beam or girder carrying I-69 EB over M-54|S Dort HWY in Genesee County, Michigan. It was built in 2015, so it is 10 years old, younger 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 6 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 96,200 vehicles a day, roughly 6% of them trucks, projected to reach 92,550 by 2035. The structure is 134 ft (40.9 m) long and 159 ft wide.

Location

Open in Google Maps
CarriesI-69 EB
CrossesM-54|S Dort HWY
LocationIn Flint
RouteInterstate 69
CountyGenesee County
StateMichigan
Coordinates43.01197, -83.6543
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72.5 US tons
Inventory rating56.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadGreater than HL 93
Structure length134 ft (40.9 m)
Longest span66 ft (20.1 m)
Deck width159 ft (48.4 m)
Roadway width152 ft (46.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic96,200 (2014)
Projected traffic92,550 by 2035
Trucks6%
Lanes on structure4
Traffic directionTwo-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 EB over M-54|S Dort HWY built?

It was built in 2015, making it 10 years old in 2025.

What condition is I-69 EB over M-54|S Dort HWY 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 2023.

How much traffic does I-69 EB over M-54|S Dort HWY carry?

About 96,200 vehicles per day (2014 count), of which roughly 6% are trucks.

How long is I-69 EB over M-54|S Dort HWY?

The structure is 134 ft (40.9 m) long with a longest span of 66 ft (20.1 m) and a deck 159 ft wide.

Who owns I-69 EB over M-54|S Dort HWY?

It is owned by the State Highway Agency.