US Bridges

I-69 SB over I-96

Fair

Clinton County, Michigan · 7 MI NW of Lansing · Structure no. 000000000001877

Built
1981
44 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
472 ft
4 main spans
Daily traffic
10,340
2021 count
Owner
State
State Highway Agency

About this bridge

I-69 SB over I-96 is a steel continuous stringer/multi-beam or girder carrying I-69 SB over I-96 in Clinton County, Michigan. It was built in 1981, so it is 44 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 10,340 vehicles a day, roughly 42% of them trucks, projected to reach 11,450 by 2041. The structure is 472 ft (143.8 m) long and 46 ft wide.

Location

Open in Google Maps
CarriesI-69 SB
CrossesI-96
Location7 MI NW of Lansing
RouteInterstate 69
CountyClinton County
StateMichigan
Coordinates42.77974, -84.67015
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating93.6 US tons
Inventory rating56.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 25 or greater
Structure length472 ft (143.8 m)
Longest span172 ft (52.4 m)
Deck width46 ft (14 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,340 (2021)
Projected traffic11,450 by 2041
Trucks42%
Lanes on structure2
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 SB over I-96 built?

It was built in 1981, making it 44 years old in 2025.

What condition is I-69 SB over I-96 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 April 2024.

How much traffic does I-69 SB over I-96 carry?

About 10,340 vehicles per day (2021 count), of which roughly 42% are trucks.

How long is I-69 SB over I-96?

The structure is 472 ft (143.8 m) long with a longest span of 172 ft (52.4 m) and a deck 46 ft wide.

Who owns I-69 SB over I-96?

It is owned by the State Highway Agency.