US Bridges

I-496 EB over Jolly RD

Fair

Ingham County, Michigan · 1.6 MI S of Lansing · Structure no. 000000000003784

Built
1963
62 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
147 ft
3 main spans
Daily traffic
28,350
2007 count
Owner
State
State Highway Agency

About this bridge

I-496 EB over Jolly RD is a steel stringer/multi-beam or girder carrying I-496 EB over Jolly RD in Ingham County, Michigan. It was built in 1963, so it is 62 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 28,350 vehicles a day, roughly 9% of them trucks, projected to reach 27,038 by 2018. The structure is 147 ft (44.8 m) long and 53 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesI-496 EB
CrossesJolly RD
Location1.6 MI S of Lansing
RouteInterstate 496
CountyIngham County
StateMichigan
Coordinates42.68288, -84.50115
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82.9 US tons
Inventory rating49.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length147 ft (44.8 m)
Longest span71 ft (21.6 m)
Deck width53 ft (16.3 m)
Roadway width51 ft (15.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic28,350 (2007)
Projected traffic27,038 by 2018
Trucks9%
Lanes on structure3
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 Jolly RD built?

It was built in 1963, making it 62 years old in 2025.

What condition is I-496 EB over Jolly RD 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 Jolly RD carry?

About 28,350 vehicles per day (2007 count), of which roughly 9% are trucks.

How long is I-496 EB over Jolly RD?

The structure is 147 ft (44.8 m) long with a longest span of 71 ft (21.6 m) and a deck 53 ft wide.

Who owns I-496 EB over Jolly RD?

It is owned by the State Highway Agency.