US Bridges

Carrol Ave over Colyell Cree

FairPosted for load

Livingston Parish, Louisiana · .35 MI N JCT US 190 & 449 · Structure no. 623230300905051

Built
2000
25 years old
Condition
Fair
inspected February 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
55 ft
1 main span
Daily traffic
250
2022 count
Owner
County
County Highway Agency

About this bridge

Carrol Ave over Colyell Cree is a steel stringer/multi-beam or girder carrying Carrol Ave over Colyell Cree in Livingston Parish, Louisiana. It was built in 2000, so it is 25 years old, younger 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 250 vehicles a day, projected to reach 275 by 2042. The structure is 55 ft (16.8 m) long and 20 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesCarrol Ave
CrossesColyell Cree
Location.35 MI N JCT US 190 & 449
RouteCity Street 0
Coordinates30.49979, -90.84304
Functional classRural Minor 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating17.2 US tons
Inventory rating13.2 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 20
Structure length55 ft (16.8 m)
Longest span55 ft (16.8 m)
Deck width20 ft (6.1 m)
Roadway width19 ft (5.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2022)
Projected traffic275 by 2042
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$211,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Carrol Ave over Colyell Cree built?

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

What condition is Carrol Ave over Colyell Cree 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 February 2023.

How much traffic does Carrol Ave over Colyell Cree carry?

About 250 vehicles per day (2022 count).

How long is Carrol Ave over Colyell Cree?

The structure is 55 ft (16.8 m) long with a longest span of 55 ft (16.8 m) and a deck 20 ft wide.

Who owns Carrol Ave over Colyell Cree?

It is owned by the County Highway Agency and maintained by the City or Municipal Highway Agency.