US Bridges

I0010 over LA 42 Highland RD

Good

East Baton Rouge Parish, Louisiana · 6.1 MI N of LA 73 · Structure no. 611700000610379

Built
2019
6 years old
Condition
Good
inspected January 2023
Type
Stringer/Multi-beam or Girder
Concrete
Length
313 ft
3 main spans
Daily traffic
137,847
2021 count
Owner
State
State Highway Agency

About this bridge

I0010 over LA 42 Highland RD is a concrete stringer/multi-beam or girder carrying I0010 over LA 42 Highland RD in East Baton Rouge Parish, Louisiana. It was built in 2019, so it is 6 years old, younger 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 137,847 vehicles a day, projected to reach 151,631 by 2041. The structure is 313 ft (95.4 m) long and 134 ft wide.

CarriesI0010
CrossesLA 42 Highland RD
Location6.1 MI N of LA 73
RouteInterstate 10
Coordinates30.34671, -91.02982
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 inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.3 US tons
Inventory rating49.6 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadGreater than HL 93
Structure length313 ft (95.4 m)
Longest span192 ft (58.5 m)
Deck width134 ft (40.9 m)
Roadway width70 ft (21.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic137,847 (2021)
Projected traffic151,631 by 2041
Trucks—
Lanes on structure6
Traffic directionTwo-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 I0010 over LA 42 Highland RD built?

It was built in 2019, making it 6 years old in 2025.

What condition is I0010 over LA 42 Highland RD 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 January 2023.

How much traffic does I0010 over LA 42 Highland RD carry?

About 137,847 vehicles per day (2021 count).

How long is I0010 over LA 42 Highland RD?

The structure is 313 ft (95.4 m) long with a longest span of 192 ft (58.5 m) and a deck 134 ft wide.

Who owns I0010 over LA 42 Highland RD?

It is owned by the State Highway Agency.