US Bridges

I-96 WB over Gtw RR

Fair

Eaton County, Michigan · 0.6 MI NW of Lansing RD · Structure no. 000000000002320

Built
1962
63 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
175 ft
3 main spans
Daily traffic
17,748
2007 count
Owner
State
State Highway Agency

About this bridge

I-96 WB over Gtw RR is a steel stringer/multi-beam or girder carrying I-96 WB over Gtw RR in Eaton County, Michigan. It was built in 1962, so it is 63 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 17,748 vehicles a day, roughly 22% of them trucks, projected to reach 15,769 by 2018. The structure is 175 ft (53.4 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesI-96 WB
CrossesGtw RR
Location0.6 MI NW of Lansing RD
RouteInterstate 96
CountyEaton County
StateMichigan
Coordinates42.68251, -84.6585
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 8 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating86.4 US tons
Inventory rating51.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length175 ft (53.4 m)
Longest span70 ft (21.3 m)
Deck width44 ft (13.3 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,748 (2007)
Projected traffic15,769 by 2018
Trucks22%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.2 mi (2 km)
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-96 WB over Gtw RR built?

It was built in 1962, making it 63 years old in 2025.

What condition is I-96 WB over Gtw RR 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 November 2024.

How much traffic does I-96 WB over Gtw RR carry?

About 17,748 vehicles per day (2007 count), of which roughly 22% are trucks.

How long is I-96 WB over Gtw RR?

The structure is 175 ft (53.4 m) long with a longest span of 70 ft (21.3 m) and a deck 44 ft wide.

Who owns I-96 WB over Gtw RR?

It is owned by the State Highway Agency.