US Bridges

US 51 over Mills Creek

Fair

Holmes County, Mississippi · 0.8 MI N SR 17 · Structure no. 210005102614340

Built
2008
17 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
152 ft
3 main spans
Daily traffic
1,200
2023 count
Owner
State
State Highway Agency

About this bridge

US 51 over Mills Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying US 51 over Mills Creek in Holmes County, Mississippi. It was built in 2008, so it is 17 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 1,200 vehicles a day, roughly 11% of them trucks, projected to reach 1,200 by 2043. The structure is 152 ft (46.4 m) long and 43 ft wide. If it were closed, the detour would be 28 mi (45 km).

CarriesUS 51
CrossesMills Creek
Location0.8 MI N SR 17
RouteU.S. Route 51
Coordinates32.9159, -89.94886
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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating87.1 US tons
Inventory rating48.9 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length152 ft (46.4 m)
Longest span50 ft (15.2 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,200 (2023)
Projected traffic1,200 by 2043
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed28 mi (45 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 US 51 over Mills Creek built?

It was built in 2008, making it 17 years old in 2025.

What condition is US 51 over Mills Creek 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 March 2023.

How much traffic does US 51 over Mills Creek carry?

About 1,200 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is US 51 over Mills Creek?

The structure is 152 ft (46.4 m) long with a longest span of 50 ft (15.2 m) and a deck 43 ft wide.

Who owns US 51 over Mills Creek?

It is owned by the State Highway Agency.