US Bridges

I-69 WB over US-127 Sb&nb US-127 C-D

Fair

Clinton County, Michigan · 2.6 MI N of East Lansing · Structure no. 000000000001846

Built
1985
40 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
556 ft
4 main spans
Daily traffic
18,989
2007 count
Owner
State
State Highway Agency

About this bridge

I-69 WB over US-127 Sb&nb US-127 C-D is a steel continuous stringer/multi-beam or girder carrying I-69 WB over US-127 Sb&nb US-127 C-D in Clinton County, Michigan. It was built in 1985, so it is 40 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 18,989 vehicles a day, roughly 20% of them trucks, projected to reach 24,276 by 2018. The structure is 556 ft (169.4 m) long and 47 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesI-69 WB
CrossesUS-127 Sb&nb US-127 C-D
Location2.6 MI N of East Lansing
RouteInterstate 69
Coordinates42.80679, -84.51112
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 inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating86.1 US tons
Inventory rating51.5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 25 or greater
Structure length556 ft (169.4 m)
Longest span144 ft (43.8 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,989 (2007)
Projected traffic24,276 by 2018
Trucks20%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 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-69 WB over US-127 Sb&nb US-127 C-D built?

It was built in 1985, making it 40 years old in 2025.

What condition is I-69 WB over US-127 Sb&nb US-127 C-D 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 May 2024.

How much traffic does I-69 WB over US-127 Sb&nb US-127 C-D carry?

About 18,989 vehicles per day (2007 count), of which roughly 20% are trucks.

How long is I-69 WB over US-127 Sb&nb US-127 C-D?

The structure is 556 ft (169.4 m) long with a longest span of 144 ft (43.8 m) and a deck 47 ft wide.

Who owns I-69 WB over US-127 Sb&nb US-127 C-D?

It is owned by the State Highway Agency.