US Bridges

Dillons Bridge RD over Branch of Bogue Chitto

GoodPosted for load

Walthall County, Mississippi · Sec 29 T 1N R10E B · Structure no. SA7400000000007

Built
1990
35 years old
Condition
Good
inspected January 2023
Type
Channel Beam
Concrete
Length
107 ft
5 main spans
Daily traffic
410
2023 count
Owner
County
County Highway Agency

About this bridge

Dillons Bridge RD over Branch of Bogue Chitto is a concrete channel beam carrying Dillons Bridge RD over Branch of Bogue Chitto in Walthall County, Mississippi. It was built in 1990, so it is 35 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. Its operating status is: posted for load restriction.

It carries about 410 vehicles a day, roughly 8% of them trucks, projected to reach 440 by 2045. The structure is 107 ft (32.6 m) long and 29 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesDillons Bridge RD
CrossesBranch of Bogue Chitto
LocationSec 29 T 1N R10E B
RouteCounty Highway 78
Coordinates31.02253, -90.22017
Functional classRural Minor Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans5
Design loadH 15
Structure length107 ft (32.6 m)
Longest span31 ft (9.4 m)
Deck width29 ft (8.9 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic410 (2023)
Projected traffic440 by 2045
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

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$68,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Dillons Bridge RD over Branch of Bogue Chitto built?

It was built in 1990, making it 35 years old in 2025.

What condition is Dillons Bridge RD over Branch of Bogue Chitto 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 January 2023.

How much traffic does Dillons Bridge RD over Branch of Bogue Chitto carry?

About 410 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is Dillons Bridge RD over Branch of Bogue Chitto?

The structure is 107 ft (32.6 m) long with a longest span of 31 ft (9.4 m) and a deck 29 ft wide.

Who owns Dillons Bridge RD over Branch of Bogue Chitto?

It is owned by the County Highway Agency.