US Bridges

Bluebonnet Blvd over Dawson Creek/Bluebonnet

Fair

East Baton Rouge Parish, Louisiana · 2.15 MI N of Burbank · Structure no. 611702583304522

Built
1978
47 years old
Condition
Fair
inspected January 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
201 ft
4 main spans
Daily traffic
21,296
2024 count
Owner
County
County Highway Agency

About this bridge

Bluebonnet Blvd over Dawson Creek/Bluebonnet is a prestressed concrete stringer/multi-beam or girder carrying Bluebonnet Blvd over Dawson Creek/Bluebonnet in East Baton Rouge Parish, Louisiana. It was built in 1978, so it is 47 years old, older than the Louisiana average of 43 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 21,296 vehicles a day, roughly 9% of them trucks, projected to reach 23,425 by 2044. The structure is 201 ft (61.3 m) long and 34 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesBluebonnet Blvd
CrossesDawson Creek/Bluebonnet
Location2.15 MI N of Burbank
RouteState Highway 0
CountyEast Baton Rouge Parish
StateLouisiana
Coordinates30.38194, -91.09628
Functional classUrban Other Principal Arterial

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.1 US tons
Inventory rating34.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length201 ft (61.3 m)
Longest span50 ft (15.2 m)
Deck width34 ft (10.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,296 (2024)
Projected traffic23,425 by 2044
Trucks9%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$900,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Bluebonnet Blvd over Dawson Creek/Bluebonnet built?

It was built in 1978, making it 47 years old in 2025.

What condition is Bluebonnet Blvd over Dawson Creek/Bluebonnet 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 January 2023.

How much traffic does Bluebonnet Blvd over Dawson Creek/Bluebonnet carry?

About 21,296 vehicles per day (2024 count), of which roughly 9% are trucks.

How long is Bluebonnet Blvd over Dawson Creek/Bluebonnet?

The structure is 201 ft (61.3 m) long with a longest span of 50 ft (15.2 m) and a deck 34 ft wide.

Who owns Bluebonnet Blvd over Dawson Creek/Bluebonnet?

It is owned by the County Highway Agency.