US Bridges

I-496 EB over Pennsylvania Ave

Fair

Ingham County, Michigan · In Lansing (pennsylvania) · Structure no. 000000000003774

Built
2000
25 years old
Condition
Fair
inspected August 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
164 ft
3 main spans
Daily traffic
33,453
2007 count
Owner
State
State Highway Agency

About this bridge

I-496 EB over Pennsylvania Ave is a prestressed concrete box beam or girders - multiple carrying I-496 EB over Pennsylvania Ave in Ingham County, Michigan. It was built in 2000, so it is 25 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 33,453 vehicles a day, roughly 7% of them trucks, projected to reach 35,237 by 2018. The structure is 164 ft (50.1 m) long and 47 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesI-496 EB
CrossesPennsylvania Ave
LocationIn Lansing (pennsylvania)
RouteInterstate 496
CountyIngham County
StateMichigan
Coordinates42.72571, -84.53806
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.
Last inspectionAugust 2023
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 rating104.3 US tons
Inventory rating50.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length164 ft (50.1 m)
Longest span95 ft (29.1 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic33,453 (2007)
Projected traffic35,237 by 2018
Trucks7%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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-496 EB over Pennsylvania Ave built?

It was built in 2000, making it 25 years old in 2025.

What condition is I-496 EB over Pennsylvania Ave 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 August 2023.

How much traffic does I-496 EB over Pennsylvania Ave carry?

About 33,453 vehicles per day (2007 count), of which roughly 7% are trucks.

How long is I-496 EB over Pennsylvania Ave?

The structure is 164 ft (50.1 m) long with a longest span of 95 ft (29.1 m) and a deck 47 ft wide.

Who owns I-496 EB over Pennsylvania Ave?

It is owned by the State Highway Agency.