US Bridges

I-96 Bl over Gtw South ST & Red Cedar

Poor

Ingham County, Michigan · In Lansing (s Cedar St) · Structure no. 000000000003709

Built
1952
73 years old, rebuilt 1997
Condition
Poor
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
953 ft
15 main spans
Daily traffic
23,865
2015 count
Owner
State
State Highway Agency

About this bridge

I-96 Bl over Gtw South ST & Red Cedar is a steel stringer/multi-beam or girder carrying I-96 Bl over Gtw South ST & Red Cedar in Ingham County, Michigan. It was built in 1952 and reconstructed in 1997, so it is 73 years old, older than the Michigan average of 48.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 23,865 vehicles a day, roughly 4% of them trucks, projected to reach 31,307 by 2018. The structure is 953 ft (290.5 m) long and 64 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesI-96 Bl
CrossesGtw South ST & Red Cedar
LocationIn Lansing (s Cedar St)
RouteInterstate 96
Coordinates42.72077, -84.54551
Functional classUrban Other Principal Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

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.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80 US tons
Inventory rating47.8 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans15
Design loadHS 20
Structure length953 ft (290.5 m)
Longest span84 ft (25.5 m)
Deck width64 ft (19.6 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,865 (2015)
Projected traffic31,307 by 2018
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway, waterway and railroad
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusListed on the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-96 Bl over Gtw South ST & Red Cedar built?

It was built in 1952, making it 73 years old in 2025. It was reconstructed in 1997.

What condition is I-96 Bl over Gtw South ST & Red Cedar in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in August 2024.

How much traffic does I-96 Bl over Gtw South ST & Red Cedar carry?

About 23,865 vehicles per day (2015 count), of which roughly 4% are trucks.

How long is I-96 Bl over Gtw South ST & Red Cedar?

The structure is 953 ft (290.5 m) long with a longest span of 84 ft (25.5 m) and a deck 64 ft wide.

Who owns I-96 Bl over Gtw South ST & Red Cedar?

It is owned by the State Highway Agency.