US Bridges

Siloam Church Road over Branch of Okatoma Creek

Fair

Simpson County, Mississippi · Sec 5 T10N R17W B · Structure no. SA6400000000099

Built
2006
19 years old
Condition
Fair
inspected March 2024
Type
Channel Beam
Concrete
Length
107 ft
5 main spans
Daily traffic
1,800
2022 count
Owner
County
County Highway Agency

About this bridge

Siloam Church Road over Branch of Okatoma Creek is a concrete channel beam carrying Siloam Church Road over Branch of Okatoma Creek in Simpson County, Mississippi. It was built in 2006, so it is 19 years old, younger than the Mississippi average of 38.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 1,800 vehicles a day, roughly 8% of them trucks, projected to reach 2,700 by 2042. The structure is 107 ft (32.6 m) long and 28 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSiloam Church Road
CrossesBranch of Okatoma Creek
LocationSec 5 T10N R17W B
RouteCounty Highway 1329
Coordinates31.85828, -89.7264
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be 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 width28 ft (8.5 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,800 (2022)
Projected traffic2,700 by 2042
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$269,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Siloam Church Road over Branch of Okatoma Creek built?

It was built in 2006, making it 19 years old in 2025.

What condition is Siloam Church Road over Branch of Okatoma Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in March 2024.

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

About 1,800 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is Siloam Church Road over Branch of Okatoma Creek?

The structure is 107 ft (32.6 m) long with a longest span of 31 ft (9.4 m) and a deck 28 ft wide.

Who owns Siloam Church Road over Branch of Okatoma Creek?

It is owned by the County Highway Agency.