US Bridges

SR 7 over Sky Lake

Fair

Humphreys County, Mississippi · 1.0 MI S Leflore Cl · Structure no. 310000702700470

Built
2000
25 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
277 ft
7 main spans
Daily traffic
940
2023 count
Owner
State
State Highway Agency

About this bridge

SR 7 over Sky Lake is a prestressed concrete continuous stringer/multi-beam or girder carrying SR 7 over Sky Lake in Humphreys County, Mississippi. It was built in 2000, so it is 25 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 5 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 940 vehicles a day, roughly 14% of them trucks, projected to reach 940 by 2043. The structure is 277 ft (84.5 m) long and 42 ft wide. If it were closed, the detour would be 36 mi (58 km).

CarriesSR 7
CrossesSky Lake
Location1.0 MI S Leflore Cl
RouteState Highway 7
Coordinates33.26535, -90.46432
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.5 US tons
Inventory rating39.8 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans7
Design loadHS 20
Structure length277 ft (84.5 m)
Longest span39 ft (12 m)
Deck width42 ft (12.9 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic940 (2023)
Projected traffic940 by 2043
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed36 mi (58 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 SR 7 over Sky Lake built?

It was built in 2000, making it 25 years old in 2025.

What condition is SR 7 over Sky 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 March 2024.

How much traffic does SR 7 over Sky Lake carry?

About 940 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is SR 7 over Sky Lake?

The structure is 277 ft (84.5 m) long with a longest span of 39 ft (12 m) and a deck 42 ft wide.

Who owns SR 7 over Sky Lake?

It is owned by the State Highway Agency.