US Bridges

SR 161 over US 61

Fair

Bolivar County, Mississippi · 3.7 MI S SR 32 · Structure no. 310016100623450

Built
1998
27 years old
Condition
Fair
inspected December 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
405 ft
4 main spans
Daily traffic
2,100
2023 count
Owner
State
State Highway Agency

About this bridge

SR 161 over US 61 is a prestressed concrete continuous stringer/multi-beam or girder carrying SR 161 over US 61 in Bolivar County, Mississippi. It was built in 1998, so it is 27 years old, younger than the Mississippi average of 38.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 2,100 vehicles a day, roughly 6% of them trucks, projected to reach 2,100 by 2043. The structure is 405 ft (123.4 m) long and 47 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSR 161
CrossesUS 61
Location3.7 MI S SR 32
RouteState Highway 161
Coordinates33.90292, -90.74281
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.8 US tons
Inventory rating27.1 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length405 ft (123.4 m)
Longest span116 ft (35.4 m)
Deck width47 ft (14.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,100 (2023)
Projected traffic2,100 by 2043
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 161 over US 61 built?

It was built in 1998, making it 27 years old in 2025.

What condition is SR 161 over US 61 in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in December 2024.

How much traffic does SR 161 over US 61 carry?

About 2,100 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is SR 161 over US 61?

The structure is 405 ft (123.4 m) long with a longest span of 116 ft (35.4 m) and a deck 47 ft wide.

Who owns SR 161 over US 61?

It is owned by the State Highway Agency.