US Bridges

Bayou LA Croix RD over Bayou LA Croix

FairPosted for load

Hancock County, Mississippi · Sec 27 T 8S R15W B · Structure no. SA2300000000047

Built
1977
48 years old
Condition
Fair
inspected September 2024
Type
Channel Beam
Concrete
Length
76 ft
4 main spans
Daily traffic
375
2021 count
Owner
County
County Highway Agency

About this bridge

Bayou LA Croix RD over Bayou LA Croix is a concrete channel beam carrying Bayou LA Croix RD over Bayou LA Croix in Hancock County, Mississippi. It was built in 1977, so it is 48 years old, older 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 375 vehicles a day, roughly 20% of them trucks, projected to reach 413 by 2041. The structure is 76 ft (23.2 m) long and 25 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesBayou LA Croix RD
CrossesBayou LA Croix
LocationSec 27 T 8S R15W B
RouteCounty Highway 412
Coordinates30.3235, -89.48801
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, 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 evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating18.4 US tons
Inventory rating11 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans4
Design loadH 15
Structure length76 ft (23.2 m)
Longest span19 ft (5.8 m)
Deck width25 ft (7.5 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic375 (2021)
Projected traffic413 by 2041
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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$500,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Bayou LA Croix RD over Bayou LA Croix built?

It was built in 1977, making it 48 years old in 2025.

What condition is Bayou LA Croix RD over Bayou LA Croix 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 September 2024.

How much traffic does Bayou LA Croix RD over Bayou LA Croix carry?

About 375 vehicles per day (2021 count), of which roughly 20% are trucks.

How long is Bayou LA Croix RD over Bayou LA Croix?

The structure is 76 ft (23.2 m) long with a longest span of 19 ft (5.8 m) and a deck 25 ft wide.

Who owns Bayou LA Croix RD over Bayou LA Croix?

It is owned by the County Highway Agency.