US Bridges

Mt Zion Road over Jay Bird Creek

Good

Jefferson Davis County, Mississippi · SEC_28_T 8N_R18W B · Structure no. SA330000000A084

Built
2012
13 years old
Condition
Good
inspected August 2023
Type
Channel Beam
Concrete
Length
93 ft
3 main spans
Daily traffic
100
2023 count
Owner
County
County Highway Agency

About this bridge

Mt Zion Road over Jay Bird Creek is a concrete channel beam carrying Mt Zion Road over Jay Bird Creek in Jefferson Davis County, Mississippi. It was built in 2012, so it is 13 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 100 vehicles a day, roughly 8% of them trucks, projected to reach 150 by 2045. The structure is 93 ft (28.3 m) long and 31 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMt Zion Road
CrossesJay Bird Creek
LocationSEC_28_T 8N_R18W B
RouteCounty Highway 100
Coordinates31.63919, -89.81262
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 protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating48.2 US tons
Inventory rating37.1 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadHL 93
Structure length93 ft (28.3 m)
Longest span31 ft (9.5 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2023)
Projected traffic150 by 2045
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Mt Zion Road over Jay Bird Creek built?

It was built in 2012, making it 13 years old in 2025.

What condition is Mt Zion Road over Jay Bird 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 August 2023.

How much traffic does Mt Zion Road over Jay Bird Creek carry?

About 100 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is Mt Zion Road over Jay Bird Creek?

The structure is 93 ft (28.3 m) long with a longest span of 31 ft (9.5 m) and a deck 31 ft wide.

Who owns Mt Zion Road over Jay Bird Creek?

It is owned by the County Highway Agency.