US Bridges

US 49E over Millstone Lake Relief

Fair

Holmes County, Mississippi · 3.8MI N SR12E · Structure no. 210004922623180

Built
1988
37 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
92 ft
3 main spans
Daily traffic
2,300
2023 count
Owner
State
State Highway Agency

About this bridge

US 49E over Millstone Lake Relief is a prestressed concrete stringer/multi-beam or girder carrying US 49E over Millstone Lake Relief in Holmes County, Mississippi. It was built in 1988, so it is 37 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 2,300 vehicles a day, roughly 14% of them trucks, projected to reach 2,300 by 2043. The structure is 92 ft (28 m) long and 43 ft wide. If it were closed, the detour would be 55.3 mi (89 km).

CarriesUS 49E
CrossesMillstone Lake Relief
Location3.8MI N SR12E
RouteU.S. Route 49
Coordinates33.2327, -90.22022
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 protection8 Very GoodNo 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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating70.7 US tons
Inventory rating42.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length92 ft (28 m)
Longest span30 ft (9.1 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,300 (2023)
Projected traffic2,300 by 2043
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed55.3 mi (89 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 Lake Relief built?

It was built in 1988, making it 37 years old in 2025.

What condition is US 49E over Millstone Lake Relief 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 Lake Relief carry?

About 2,300 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is US 49E over Millstone Lake Relief?

The structure is 92 ft (28 m) long with a longest span of 30 ft (9.1 m) and a deck 43 ft wide.

Who owns US 49E over Millstone Lake Relief?

It is owned by the State Highway Agency.