US Bridges

SR 16 over Relief

Good

Yazoo County, Mississippi · 3.0 MI E SR 433 · Structure no. 310001608206130

Built
1977
48 years old
Condition
Good
inspected April 2024
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
4,700
2023 count
Owner
State
State Highway Agency

About this bridge

SR 16 over Relief is a concrete culvert carrying SR 16 over Relief in Yazoo County, Mississippi. It was built in 1977, so it is 48 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 4,700 vehicles a day, roughly 6% of them trucks, projected to reach 4,700 by 2043. The structure is 22 ft (6.7 m) long. If it were closed, the detour would be 37.9 mi (61 km).

CarriesSR 16
CrossesRelief
Location3.0 MI E SR 433
RouteState Highway 16
Coordinates32.79544, -90.21242
Functional classRural Minor Arterial

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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.7 US tons
Inventory rating37.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,700 (2023)
Projected traffic4,700 by 2043
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed37.9 mi (61 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 16 over Relief built?

It was built in 1977, making it 48 years old in 2025.

What condition is SR 16 over 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 April 2024.

How much traffic does SR 16 over Relief carry?

About 4,700 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is SR 16 over Relief?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m).

Who owns SR 16 over Relief?

It is owned by the State Highway Agency.