US Bridges

SR 446 over Brushy Bayou

Good

Bolivar County, Mississippi · 8.6 MI E SR 1 · Structure no. 310044600600860

Built
1986
39 years old
Condition
Good
inspected March 2024
Type
Culvert
Concrete
Length
31 ft
2 main spans
Daily traffic
650
2023 count
Owner
State
State Highway Agency

About this bridge

SR 446 over Brushy Bayou is a concrete culvert carrying SR 446 over Brushy Bayou in Bolivar County, Mississippi. It was built in 1986, so it is 39 years old, older than the Mississippi average of 38.9 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 650 vehicles a day, roughly 11% of them trucks, projected to reach 650 by 2043. The structure is 31 ft (9.4 m) long. If it were closed, the detour would be 39.8 mi (64 km).

CarriesSR 446
CrossesBrushy Bayou
Location8.6 MI E SR 1
RouteState Highway 446
Coordinates33.70379, -90.83737
Functional classRural Major Collector

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 protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating68 US tons
Inventory rating40.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length31 ft (9.4 m)
Longest span14 ft (4.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic650 (2023)
Projected traffic650 by 2043
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed39.8 mi (64 km)
TollOn a free road
National Highway SystemNo

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 446 over Brushy Bayou built?

It was built in 1986, making it 39 years old in 2025.

What condition is SR 446 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 March 2024.

How much traffic does SR 446 over Brushy Bayou carry?

About 650 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is SR 446 over Brushy Bayou?

The structure is 31 ft (9.4 m) long with a longest span of 14 ft (4.3 m).

Who owns SR 446 over Brushy Bayou?

It is owned by the State Highway Agency.