US Bridges

Sunnybrook St. over Brushy Bayou

Good

Caddo Parish, Louisiana · 0.2 MI W of LA 171 · Structure no. 040932269934711

Built
1956
69 years old
Condition
Good
inspected April 2023
Type
Culvert
Steel
Length
33 ft
2 main spans
Daily traffic
1,200
1980 count
Owner
City
City or Municipal Highway Agency

About this bridge

Sunnybrook St. over Brushy Bayou is a steel culvert carrying Sunnybrook St. over Brushy Bayou in Caddo Parish, Louisiana. It was built in 1956, so it is 69 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 1,200 vehicles a day, projected to reach 1,320 by 2000. The structure is 33 ft (10.1 m) long and 53 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSunnybrook St.
CrossesBrushy Bayou
Location0.2 MI W of LA 171
RouteCounty Highway 0
Coordinates32.44802, -93.78529
Functional classUrban Local

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating107.1 US tons
Inventory rating82.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadHS 20
Structure length33 ft (10.1 m)
Longest span16 ft (4.9 m)
Deck width53 ft (16.1 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,200 (1980)
Projected traffic1,320 by 2000
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Sunnybrook St. over Brushy Bayou built?

It was built in 1956, making it 69 years old in 2025.

What condition is Sunnybrook St. over Brushy Bayou 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 April 2023.

How much traffic does Sunnybrook St. over Brushy Bayou carry?

About 1,200 vehicles per day (1980 count).

How long is Sunnybrook St. over Brushy Bayou?

The structure is 33 ft (10.1 m) long with a longest span of 16 ft (4.9 m) and a deck 53 ft wide.

Who owns Sunnybrook St. over Brushy Bayou?

It is owned by the City or Municipal Highway Agency.