US Bridges

Robert Jones Road over Tangipahoa River

Good

Pike County, Mississippi · Sec 18 T 4N R 7E · Structure no. SA5700000000145

Built
2001
24 years old
Condition
Good
inspected December 2023
Type
Channel Beam
Concrete
Length
93 ft
3 main spans
Daily traffic
120
2021 count
Owner
County
County Highway Agency

About this bridge

Robert Jones Road over Tangipahoa River is a concrete channel beam carrying Robert Jones Road over Tangipahoa River in Pike County, Mississippi. It was built in 2001, so it is 24 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 120 vehicles a day, roughly 8% of them trucks, projected to reach 165 by 2043. The structure is 93 ft (28.3 m) long and 26 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesRobert Jones Road
CrossesTangipahoa River
LocationSec 18 T 4N R 7E
RouteCounty Highway 23
Coordinates31.30944, -90.54108
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no 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 alignment6: Equal to present minimum criteria
Operating rating81.4 US tons
Inventory rating48.6 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length93 ft (28.3 m)
Longest span31 ft (9.4 m)
Deck width26 ft (7.8 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic120 (2021)
Projected traffic165 by 2043
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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$600,000 (2021 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Robert Jones Road over Tangipahoa River built?

It was built in 2001, making it 24 years old in 2025.

What condition is Robert Jones Road over Tangipahoa River 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 December 2023.

How much traffic does Robert Jones Road over Tangipahoa River carry?

About 120 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is Robert Jones Road over Tangipahoa River?

The structure is 93 ft (28.3 m) long with a longest span of 31 ft (9.4 m) and a deck 26 ft wide.

Who owns Robert Jones Road over Tangipahoa River?

It is owned by the County Highway Agency.