US Bridges

SR 6 over Smith Creek

Poor

Lee County, Mississippi · 7.8 MI S SR 178 · Structure no. 310000604113480

Built
1955
70 years old
Condition
Poor
inspected November 2024
Type
Culvert
Concrete
Length
34 ft
2 main spans
Daily traffic
2,200
2023 count
Owner
State
State Highway Agency

About this bridge

SR 6 over Smith Creek is a concrete culvert carrying SR 6 over Smith Creek in Lee County, Mississippi. It was built in 1955, so it is 70 years old, older than the Mississippi average of 38.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 2,200 vehicles a day, roughly 11% of them trucks, projected to reach 2,200 by 2043. The structure is 34 ft (10.4 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSR 6
CrossesSmith Creek
Location7.8 MI S SR 178
RouteState Highway 6
Coordinates34.16231, -88.64778
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.5 US tons
Inventory rating39.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 15
Structure length34 ft (10.4 m)
Longest span16 ft (4.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,200 (2023)
Projected traffic2,200 by 2043
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 6 over Smith Creek built?

It was built in 1955, making it 70 years old in 2025.

What condition is SR 6 over Smith Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in November 2024.

How much traffic does SR 6 over Smith Creek carry?

About 2,200 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is SR 6 over Smith Creek?

The structure is 34 ft (10.4 m) long with a longest span of 16 ft (4.9 m).

Who owns SR 6 over Smith Creek?

It is owned by the State Highway Agency.