US Bridges

South Smylie ST over Tributary Guy Lee Branch

Fair

Lincoln County, Mississippi · Sec 13 T 7N R 7E · Structure no. SA4300000000174

Built
1945
80 years old
Condition
Fair
inspected January 2024
Type
Culvert
Concrete
Length
25 ft
2 main spans
Daily traffic
800
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

South Smylie ST over Tributary Guy Lee Branch is a concrete culvert carrying South Smylie ST over Tributary Guy Lee Branch in Lincoln County, Mississippi. It was built in 1945, so it is 80 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 800 vehicles a day, roughly 8% of them trucks, projected to reach 900 by 2046. The structure is 25 ft (7.6 m) long and 20 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesSouth Smylie ST
CrossesTributary Guy Lee Branch
LocationSec 13 T 7N R 7E
RouteCity Street 668
CountyLincoln County
StateMississippi
Coordinates31.57792, -90.45542
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating60.2 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length25 ft (7.6 m)
Longest span17 ft (5.2 m)
Deck width20 ft (6.1 m)
Roadway width18 ft (5.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic800 (2024)
Projected traffic900 by 2046
Trucks8%
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$77,000
NavigationNo navigation control on waterway

Frequently asked questions

When was South Smylie ST over Tributary Guy Lee Branch built?

It was built in 1945, making it 80 years old in 2025.

What condition is South Smylie ST over Tributary Guy Lee Branch 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 January 2024.

How much traffic does South Smylie ST over Tributary Guy Lee Branch carry?

About 800 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is South Smylie ST over Tributary Guy Lee Branch?

The structure is 25 ft (7.6 m) long with a longest span of 17 ft (5.2 m) and a deck 20 ft wide.

Who owns South Smylie ST over Tributary Guy Lee Branch?

It is owned by the City or Municipal Highway Agency.