US Bridges

I 10 over SR 43

Good

Hancock County, Mississippi · I 10 over SR 43 · Structure no. 11000100230145B

Built
1967
58 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
242 ft
4 main spans
Daily traffic
20,500
2023 count
Owner
State
State Highway Agency

About this bridge

I 10 over SR 43 is a prestressed concrete stringer/multi-beam or girder carrying I 10 over SR 43 in Hancock County, Mississippi. It was built in 1967, so it is 58 years old, older 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 20,500 vehicles a day, roughly 24% of them trucks, projected to reach 26,000 by 2043. The structure is 242 ft (73.8 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI 10
CrossesSR 43
LocationI 10 over SR 43
RouteInterstate 10
Coordinates30.35804, -89.4236
Functional classRural Principal Arterial - Interstate

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.
Substructure8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69 US tons
Inventory rating34.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length242 ft (73.8 m)
Longest span60 ft (18.3 m)
Deck width42 ft (12.8 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,500 (2023)
Projected traffic26,000 by 2043
Trucks24%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 10 over SR 43 built?

It was built in 1967, making it 58 years old in 2025.

What condition is I 10 over SR 43 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 October 2023.

How much traffic does I 10 over SR 43 carry?

About 20,500 vehicles per day (2023 count), of which roughly 24% are trucks.

How long is I 10 over SR 43?

The structure is 242 ft (73.8 m) long with a longest span of 60 ft (18.3 m) and a deck 42 ft wide.

Who owns I 10 over SR 43?

It is owned by the State Highway Agency.