US Bridges

US 49E over Millstone Bayou

Fair

Holmes County, Mississippi · 0.2 MI S SR 12 East · Structure no. 210004922622830

Built
1992
33 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
202 ft
5 main spans
Daily traffic
2,400
2023 count
Owner
State
State Highway Agency

About this bridge

US 49E over Millstone Bayou is a prestressed concrete stringer/multi-beam or girder carrying US 49E over Millstone Bayou in Holmes County, Mississippi. It was built in 1992, so it is 33 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 2,400 vehicles a day, roughly 14% of them trucks, projected to reach 2,400 by 2043. The structure is 202 ft (61.6 m) long and 47 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesUS 49E
CrossesMillstone Bayou
Location0.2 MI S SR 12 East
RouteU.S. Route 49
CountyHolmes County
StateMississippi
Coordinates33.17701, -90.22293
Functional classRural Minor Arterial

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.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionJune 2024
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 adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.5 US tons
Inventory rating37.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length202 ft (61.6 m)
Longest span40 ft (12.2 m)
Deck width47 ft (14.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,400 (2023)
Projected traffic2,400 by 2043
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 49E over Millstone Bayou built?

It was built in 1992, making it 33 years old in 2025.

What condition is US 49E over Millstone Bayou 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 June 2024.

How much traffic does US 49E over Millstone Bayou carry?

About 2,400 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is US 49E over Millstone Bayou?

The structure is 202 ft (61.6 m) long with a longest span of 40 ft (12.2 m) and a deck 47 ft wide.

Who owns US 49E over Millstone Bayou?

It is owned by the State Highway Agency.