US Bridges

I-69 SB to I-96 EB over Grand River

Fair

Eaton County, Michigan · 6 MI NW of Lansing · Structure no. 000000000002317

Built
1981
44 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
273 ft
3 main spans
Daily traffic
10,507
2007 count
Owner
State
State Highway Agency

About this bridge

I-69 SB to I-96 EB over Grand River is a steel stringer/multi-beam or girder carrying I-69 SB to I-96 EB over Grand River in Eaton 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 10,507 vehicles a day, roughly 16% of them trucks, projected to reach 17,691 by 2018. The structure is 273 ft (83.2 m) long and 46 ft wide.

Location

Open in Google Maps
CarriesI-69 SB to I-96 EB
CrossesGrand River
Location6 MI NW of Lansing
RouteInterstate 96
CountyEaton County
StateMichigan
Coordinates42.76718, -84.66906
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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72.9 US tons
Inventory rating43.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length273 ft (83.2 m)
Longest span96 ft (29.3 m)
Deck width46 ft (14 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,507 (2007)
Projected traffic17,691 by 2018
Trucks16%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-69 SB to I-96 EB over Grand River built?

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

What condition is I-69 SB to I-96 EB over Grand River 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 July 2023.

How much traffic does I-69 SB to I-96 EB over Grand River carry?

About 10,507 vehicles per day (2007 count), of which roughly 16% are trucks.

How long is I-69 SB to I-96 EB over Grand River?

The structure is 273 ft (83.2 m) long with a longest span of 96 ft (29.3 m) and a deck 46 ft wide.

Who owns I-69 SB to I-96 EB over Grand River?

It is owned by the State Highway Agency.