US Bridges

SR 27 over Relief Reagan Lake

Fair

Warren County, Mississippi · 0.2 MI N Hinds Cl · Structure no. 310002707511840

Built
1960
65 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
640 ft
16 main spans
Daily traffic
3,600
2023 count
Owner
State
State Highway Agency

About this bridge

SR 27 over Relief Reagan Lake is a prestressed concrete stringer/multi-beam or girder carrying SR 27 over Relief Reagan Lake in Warren County, Mississippi. It was built in 1960, so it is 65 years old, older 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 3,600 vehicles a day, roughly 20% of them trucks, projected to reach 3,700 by 2043. The structure is 640 ft (195.1 m) long and 33 ft wide. If it were closed, the detour would be 75.2 mi (121 km).

Location

Open in Google Maps
CarriesSR 27
CrossesRelief Reagan Lake
Location0.2 MI N Hinds Cl
RouteState Highway 27
CountyWarren County
StateMississippi
Coordinates32.23723, -90.73459
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.5 US tons
Inventory rating46.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans16
Design loadHS 20
Structure length640 ft (195.1 m)
Longest span40 ft (12.2 m)
Deck width33 ft (10 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,600 (2023)
Projected traffic3,700 by 2043
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed75.2 mi (121 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$570 million
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 27 over Relief Reagan Lake built?

It was built in 1960, making it 65 years old in 2025.

What condition is SR 27 over Relief Reagan Lake 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 September 2024.

How much traffic does SR 27 over Relief Reagan Lake carry?

About 3,600 vehicles per day (2023 count), of which roughly 20% are trucks.

How long is SR 27 over Relief Reagan Lake?

The structure is 640 ft (195.1 m) long with a longest span of 40 ft (12.2 m) and a deck 33 ft wide.

Who owns SR 27 over Relief Reagan Lake?

It is owned by the State Highway Agency.