US Bridges

Antioch Road over Branch of Okatoma Creek

PoorPosted for load

Simpson County, Mississippi · Sec 33 T 1N R 6E B · Structure no. SA6400000000049

Built
1980
45 years old
Condition
Poor
inspected September 2024
Type
Channel Beam
Concrete
Length
69 ft
3 main spans
Daily traffic
200
2018 count
Owner
County
County Highway Agency

About this bridge

Antioch Road over Branch of Okatoma Creek is a concrete channel beam carrying Antioch Road over Branch of Okatoma Creek in Simpson County, Mississippi. It was built in 1980, so it is 45 years old, older than the Mississippi average of 38.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 200 vehicles a day, roughly 8% of them trucks, projected to reach 300 by 2045. The structure is 69 ft (21 m) long and 28 ft wide.

CarriesAntioch Road
CrossesBranch of Okatoma Creek
LocationSec 33 T 1N R 6E B
RouteCounty Highway 36
Coordinates31.8845, -89.69128
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
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 rating19.7 US tons
Inventory rating11.9 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadH 15
Structure length69 ft (21 m)
Longest span31 ft (9.4 m)
Deck width28 ft (8.6 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2018)
Projected traffic300 by 2045
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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$208,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Antioch Road over Branch of Okatoma Creek built?

It was built in 1980, making it 45 years old in 2025.

What condition is Antioch Road over Branch of Okatoma Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in September 2024.

How much traffic does Antioch Road over Branch of Okatoma Creek carry?

About 200 vehicles per day (2018 count), of which roughly 8% are trucks.

How long is Antioch Road over Branch of Okatoma Creek?

The structure is 69 ft (21 m) long with a longest span of 31 ft (9.4 m) and a deck 28 ft wide.

Who owns Antioch Road over Branch of Okatoma Creek?

It is owned by the County Highway Agency.