US Bridges

SR 481 over Robinson Creek

Good

Scott County, Mississippi · 3.0 MI N Smith Cl · Structure no. 310048106201440

Built
1988
37 years old
Condition
Good
inspected December 2024
Type
Channel Beam
Concrete
Length
131 ft
3 main spans
Daily traffic
420
2023 count
Owner
State
State Highway Agency

About this bridge

SR 481 over Robinson Creek is a concrete channel beam carrying SR 481 over Robinson Creek in Scott County, Mississippi. It was built in 1988, so it is 37 years old, younger 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 420 vehicles a day, roughly 11% of them trucks, projected to reach 460 by 2043. The structure is 131 ft (39.9 m) long and 31 ft wide. If it were closed, the detour would be 29.8 mi (48 km).

CarriesSR 481
CrossesRobinson Creek
Location3.0 MI N Smith Cl
RouteState Highway 481
Coordinates32.26359, -89.6021
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83.2 US tons
Inventory rating49.9 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3 (+2 approach)
Design loadHS 20
Structure length131 ft (39.9 m)
Longest span31 ft (9.4 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic420 (2023)
Projected traffic460 by 2043
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed29.8 mi (48 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 481 over Robinson Creek built?

It was built in 1988, making it 37 years old in 2025.

What condition is SR 481 over Robinson Creek 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 December 2024.

How much traffic does SR 481 over Robinson Creek carry?

About 420 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is SR 481 over Robinson Creek?

The structure is 131 ft (39.9 m) long with a longest span of 31 ft (9.4 m) and a deck 31 ft wide.

Who owns SR 481 over Robinson Creek?

It is owned by the State Highway Agency.