US Bridges

US 84 over Silver Creek

Good

Lawrence County, Mississippi · 0.2 MI E SR 43 · Structure no. 21000840390935B

Built
2007
18 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
691 ft
1 main span
Daily traffic
2,400
2023 count
Owner
State
State Highway Agency

About this bridge

US 84 over Silver Creek is a prestressed concrete stringer/multi-beam or girder carrying US 84 over Silver Creek in Lawrence County, Mississippi. It was built in 2007, so it is 18 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 2,400 vehicles a day, roughly 25% of them trucks, projected to reach 2,400 by 2043. The structure is 691 ft (210.5 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 84
CrossesSilver Creek
Location0.2 MI E SR 43
RouteU.S. Route 84
Coordinates31.59455, -89.99186
Functional classRural Principal Arterial - Other

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
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 inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80.7 US tons
Inventory rating38.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+15 approach)
Design loadHS 20
Structure length691 ft (210.5 m)
Longest span98 ft (30 m)
Deck width42 ft (12.9 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,400 (2023)
Projected traffic2,400 by 2043
Trucks25%
Lanes on structure20
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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 84 over Silver Creek built?

It was built in 2007, making it 18 years old in 2025.

What condition is US 84 over Silver Creek 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 September 2024.

How much traffic does US 84 over Silver Creek carry?

About 2,400 vehicles per day (2023 count), of which roughly 25% are trucks.

How long is US 84 over Silver Creek?

The structure is 691 ft (210.5 m) long with a longest span of 98 ft (30 m) and a deck 42 ft wide.

Who owns US 84 over Silver Creek?

It is owned by the State Highway Agency.