US Bridges

Irby Road over Fannegusha Creek

Good

Scott County, Mississippi · Sec 30 T 7N R 6E · Structure no. SA6200000000075

Built
1996
29 years old
Condition
Good
inspected November 2023
Type
Culvert
Concrete
Length
26 ft
2 main spans
Daily traffic
80
2017 count
Owner
County
County Highway Agency

About this bridge

Irby Road over Fannegusha Creek is a concrete culvert carrying Irby Road over Fannegusha Creek in Scott County, Mississippi. It was built in 1996, so it is 29 years old, younger 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 80 vehicles a day, projected to reach 135 by 2045. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 5 mi (8 km).

CarriesIrby Road
CrossesFannegusha Creek
LocationSec 30 T 7N R 6E
RouteCounty Highway 189
Coordinates32.42255, -89.72762
Functional classRural Local

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 inspectionNovember 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 alignment8: Equal to present desirable criteria
Operating rating59.3 US tons
Inventory rating35.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length26 ft (7.9 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic80 (2017)
Projected traffic135 by 2045
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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$250,000 (2017 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Irby Road over Fannegusha Creek built?

It was built in 1996, making it 29 years old in 2025.

What condition is Irby Road over Fannegusha 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 November 2023.

How much traffic does Irby Road over Fannegusha Creek carry?

About 80 vehicles per day (2017 count).

How long is Irby Road over Fannegusha Creek?

The structure is 26 ft (7.9 m) long with a longest span of 12 ft (3.7 m).

Who owns Irby Road over Fannegusha Creek?

It is owned by the County Highway Agency.