US Bridges

Gurney RD over Drainage Bayou

Poor

East Baton Rouge Parish, Louisiana · 0.8 MI E of LA 410 · Structure no. 611730337910351

Built
1966
59 years old
Condition
Poor
inspected September 2024
Type
Slab
Concrete
Length
76 ft
4 main spans
Daily traffic
4,025
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

Gurney RD over Drainage Bayou is a concrete slab carrying Gurney RD over Drainage Bayou in East Baton Rouge Parish, Louisiana. It was built in 1966, so it is 59 years old, older than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 4,025 vehicles a day, projected to reach 4,427 by 2039. The structure is 76 ft (23.2 m) long and 27 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesGurney RD
CrossesDrainage Bayou
Location0.8 MI E of LA 410
RouteCounty Highway 0
Coordinates30.56098, -91.05955
Functional classUrban Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

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.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating26.8 US tons
Inventory rating20.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans4
Design loadHS 20
Structure length76 ft (23.2 m)
Longest span19 ft (5.8 m)
Deck width27 ft (8.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,025 (2019)
Projected traffic4,427 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$274,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Gurney RD over Drainage Bayou built?

It was built in 1966, making it 59 years old in 2025.

What condition is Gurney RD over Drainage Bayou in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in September 2024.

How much traffic does Gurney RD over Drainage Bayou carry?

About 4,025 vehicles per day (2019 count).

How long is Gurney RD over Drainage Bayou?

The structure is 76 ft (23.2 m) long with a longest span of 19 ft (5.8 m) and a deck 27 ft wide.

Who owns Gurney RD over Drainage Bayou?

It is owned by the City or Municipal Highway Agency.