US Bridges

US 45 over SR 8

Fair

Monroe County, Mississippi · US 45 over SR 8 · Structure no. 21000450481923B

Built
2002
23 years old
Condition
Fair
inspected February 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
283 ft
3 main spans
Daily traffic
3,250
2023 count
Owner
State
State Highway Agency

About this bridge

US 45 over SR 8 is a prestressed concrete continuous stringer/multi-beam or girder carrying US 45 over SR 8 in Monroe County, Mississippi. It was built in 2002, so it is 23 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 3,250 vehicles a day, roughly 12% of them trucks, projected to reach 4,300 by 2043. The structure is 283 ft (86.4 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 45
CrossesSR 8
LocationUS 45 over SR 8
RouteU.S. Route 45
Coordinates33.83984, -88.5913
Functional classRural Principal Arterial - Other

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2023
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 rating66 US tons
Inventory rating29.5 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length283 ft (86.4 m)
Longest span111 ft (33.8 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,250 (2023)
Projected traffic4,300 by 2043
Trucks12%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 45 over SR 8 built?

It was built in 2002, making it 23 years old in 2025.

What condition is US 45 over SR 8 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 February 2023.

How much traffic does US 45 over SR 8 carry?

About 3,250 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is US 45 over SR 8?

The structure is 283 ft (86.4 m) long with a longest span of 111 ft (33.8 m) and a deck 43 ft wide.

Who owns US 45 over SR 8?

It is owned by the State Highway Agency.