US Bridges

Seminole Road over Mill Creek

Good

Monroe County, Mississippi · Sec 5 T12S R 9E B · Structure no. SA4800000000037

Built
1971
54 years old
Condition
Good
inspected February 2023
Type
Culvert
Concrete
Length
40 ft
2 main spans
Daily traffic
280
2023 count
Owner
County
County Highway Agency

About this bridge

Seminole Road over Mill Creek is a concrete culvert carrying Seminole Road over Mill Creek in Monroe County, Mississippi. It was built in 1971, so it is 54 years old, older than the Mississippi average of 38.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 280 vehicles a day, roughly 10% of them trucks, projected to reach 420 by 2040. The structure is 40 ft (12.3 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSeminole Road
CrossesMill Creek
LocationSec 5 T12S R 9E B
RouteCounty Highway 1632
Coordinates34.06, -88.37028
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating52.9 US tons
Inventory rating31.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 15
Structure length40 ft (12.3 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 traffic280 (2023)
Projected traffic420 by 2040
Trucks10%
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

OwnerCounty Highway Agency
Maintained byCounty 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$127,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Seminole Road over Mill Creek built?

It was built in 1971, making it 54 years old in 2025.

What condition is Seminole Road over Mill Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in February 2023.

How much traffic does Seminole Road over Mill Creek carry?

About 280 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Seminole Road over Mill Creek?

The structure is 40 ft (12.3 m) long with a longest span of 16 ft (4.9 m).

Who owns Seminole Road over Mill Creek?

It is owned by the County Highway Agency.