US Bridges

Union Avenue over Jackson Road and Stream

Good

Warren County, Mississippi · 2.2 Miles from U.S. Route · Structure no. 5600003P0000000

Built
1970
55 years old
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
213 ft
4 main spans
Daily traffic
3,040
2019 count
Owner
Federal
National Park Service

About this bridge

Union Avenue over Jackson Road and Stream is a prestressed concrete continuous stringer/multi-beam or girder carrying Union Avenue over Jackson Road and Stream in Warren County, Mississippi. It was built in 1970, so it is 55 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 3,040 vehicles a day, projected to reach 3,344 by 2039. The structure is 213 ft (64.9 m) long and 26 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesUnion Avenue
CrossesJackson Road and Stream
Location2.2 Miles from U.S. Route
RouteFederal Lands Road 500
Coordinates32.36317, -90.84032
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53 US tons
Inventory rating20 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length213 ft (64.9 m)
Longest span72 ft (21.9 m)
Deck width26 ft (8 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,040 (2019)
Projected traffic3,344 by 2039
Trucks0%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed11.8 mi (19 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerNational Park Service
Maintained byNational Park Service
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$8,000 (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Union Avenue over Jackson Road and Stream built?

It was built in 1970, making it 55 years old in 2025.

What condition is Union Avenue over Jackson Road and Stream 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 2024.

How much traffic does Union Avenue over Jackson Road and Stream carry?

About 3,040 vehicles per day (2019 count).

How long is Union Avenue over Jackson Road and Stream?

The structure is 213 ft (64.9 m) long with a longest span of 72 ft (21.9 m) and a deck 26 ft wide.

Who owns Union Avenue over Jackson Road and Stream?

It is owned by the National Park Service.