US Bridges

US 45 over Matubby Creek Relief

Good

Monroe County, Mississippi · 2.3 MI N SR 8 West · Structure no. 210004504819420

Built
1959
66 years old
Condition
Good
inspected June 2023
Type
Culvert
Concrete
Length
37 ft
2 main spans
Daily traffic
6,300
2023 count
Owner
State
State Highway Agency

About this bridge

US 45 over Matubby Creek Relief is a concrete culvert carrying US 45 over Matubby Creek Relief in Monroe County, Mississippi. It was built in 1959, so it is 66 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 6,300 vehicles a day, roughly 11% of them trucks, projected to reach 8,300 by 2043. The structure is 37 ft (11.3 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 45
CrossesMatubby Creek Relief
Location2.3 MI N SR 8 West
RouteU.S. Route 45
Coordinates33.86774, -88.596
Functional classRural Principal Arterial - Other

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 inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 15
Structure length37 ft (11.3 m)
Longest span18 ft (5.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,300 (2023)
Projected traffic8,300 by 2043
Trucks11%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$200 million
NavigationNo navigation control on waterway

Frequently asked questions

When was US 45 over Matubby Creek Relief built?

It was built in 1959, making it 66 years old in 2025.

What condition is US 45 over Matubby Creek Relief 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 June 2023.

How much traffic does US 45 over Matubby Creek Relief carry?

About 6,300 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is US 45 over Matubby Creek Relief?

The structure is 37 ft (11.3 m) long with a longest span of 18 ft (5.5 m).

Who owns US 45 over Matubby Creek Relief?

It is owned by the State Highway Agency.