US Bridges

I0110 over US190/US61

Good

East Baton Rouge Parish, Louisiana · 0.3 M S of I-110&US 61 · Structure no. 611704509205407

Built
1976
49 years old
Condition
Good
inspected March 2023
Type
Box Beam or Girders - Multiple
Steel Continuous
Length
2,473 ft
23 main spans
Daily traffic
79,455
2021 count
Owner
State
State Highway Agency

About this bridge

I0110 over US190/US61 is a steel continuous box beam or girders - multiple carrying I0110 over US190/US61 in East Baton Rouge Parish, Louisiana. It was built in 1976, so it is 49 years old, older than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 79,455 vehicles a day, roughly 9% of them trucks, projected to reach 87,400 by 2041. The structure is 2,473 ft (753.8 m) long and 28 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI0110
CrossesUS190/US61
Location0.3 M S of I-110&US 61
RouteInterstate 110
Coordinates30.5054, -91.15802
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55 US tons
Inventory rating36 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans23
Design loadHS 20
Structure length2,473 ft (753.8 m)
Longest span140 ft (42.7 m)
Deck width28 ft (8.6 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic79,455 (2021)
Projected traffic87,400 by 2041
Trucks9%
Lanes on structure1
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 I0110 over US190/US61 built?

It was built in 1976, making it 49 years old in 2025.

What condition is I0110 over US190/US61 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in March 2023.

How much traffic does I0110 over US190/US61 carry?

About 79,455 vehicles per day (2021 count), of which roughly 9% are trucks.

How long is I0110 over US190/US61?

The structure is 2,473 ft (753.8 m) long with a longest span of 140 ft (42.7 m) and a deck 28 ft wide.

Who owns I0110 over US190/US61?

It is owned by the State Highway Agency.