US Bridges

SR 316 over Moore Bayou

Good

Coahoma County, Mississippi · 2.3 MI W Quitman Cl · Structure no. 310031601400600

Built
2003
22 years old
Condition
Good
inspected March 2023
Type
Slab
Prestressed Concrete
Length
120 ft
3 main spans
Daily traffic
510
2023 count
Owner
State
State Highway Agency

About this bridge

SR 316 over Moore Bayou is a prestressed concrete slab carrying SR 316 over Moore Bayou in Coahoma County, Mississippi. It was built in 2003, so it is 22 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 510 vehicles a day, roughly 17% of them trucks, projected to reach 510 by 2043. The structure is 120 ft (36.6 m) long and 43 ft wide. If it were closed, the detour would be 24.9 mi (40 km).

Location

Open in Google Maps
CarriesSR 316
CrossesMoore Bayou
Location2.3 MI W Quitman Cl
RouteState Highway 316
CountyCoahoma County
StateMississippi
Coordinates34.29869, -90.42475
Functional classRural Minor Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.8 US tons
Inventory rating40.6 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length120 ft (36.6 m)
Longest span40 ft (12.2 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic510 (2023)
Projected traffic510 by 2043
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.9 mi (40 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 316 over Moore Bayou built?

It was built in 2003, making it 22 years old in 2025.

What condition is SR 316 over Moore 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 2023.

How much traffic does SR 316 over Moore Bayou carry?

About 510 vehicles per day (2023 count), of which roughly 17% are trucks.

How long is SR 316 over Moore Bayou?

The structure is 120 ft (36.6 m) long with a longest span of 40 ft (12.2 m) and a deck 43 ft wide.

Who owns SR 316 over Moore Bayou?

It is owned by the State Highway Agency.