US Bridges

I-496EB & US-127SB over I-96 WB

Poor

Ingham County, Michigan · I-96 & I-496/US127 Intrch · Structure no. 000000000003836

Built
1966
59 years old
Condition
Poor
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
141 ft
3 main spans
Daily traffic
29,356
2010 count
Owner
State
State Highway Agency

About this bridge

I-496EB & US-127SB over I-96 WB is a steel stringer/multi-beam or girder carrying I-496EB & US-127SB over I-96 WB in Ingham County, Michigan. It was built in 1966, so it is 59 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 29,356 vehicles a day, roughly 9% of them trucks, projected to reach 31,000 by 2015. The structure is 141 ft (43.1 m) long and 48 ft wide.

CarriesI-496EB & US-127SB
CrossesI-96 WB
LocationI-96 & I-496/US127 Intrch
RouteInterstate 496
Coordinates42.6755, -84.49612
Functional classUrban Principal Arterial - Interstate

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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.2 US tons
Inventory rating59 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length141 ft (43.1 m)
Longest span71 ft (21.7 m)
Deck width48 ft (14.7 m)
Roadway width44 ft (13.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic29,356 (2010)
Projected traffic31,000 by 2015
Trucks9%
Lanes on structure3
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-496EB & US-127SB over I-96 WB built?

It was built in 1966, making it 59 years old in 2025.

What condition is I-496EB & US-127SB over I-96 WB 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 September 2024.

How much traffic does I-496EB & US-127SB over I-96 WB carry?

About 29,356 vehicles per day (2010 count), of which roughly 9% are trucks.

How long is I-496EB & US-127SB over I-96 WB?

The structure is 141 ft (43.1 m) long with a longest span of 71 ft (21.7 m) and a deck 48 ft wide.

Who owns I-496EB & US-127SB over I-96 WB?

It is owned by the State Highway Agency.