US Bridges

Honey Island Swamp over Till Ed Bayou

Fair

St. Tammany Parish, Louisiana · 0.3M East of I-59 · Structure no. 625230235894351

Built
1982
43 years old
Condition
Fair
inspected January 2025
Type
Slab
Concrete
Length
115 ft
6 main spans
Daily traffic
—
2016 count
Owner
State
Other State Agency

About this bridge

Honey Island Swamp over Till Ed Bayou is a concrete slab carrying Honey Island Swamp over Till Ed Bayou in St. Tammany Parish, Louisiana. It was built in 1982, so it is 43 years old, younger than the Louisiana average of 43 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.

No traffic count is recorded. The structure is 115 ft (35.1 m) long and 27 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

Open in Google Maps
CarriesHoney Island Swamp
CrossesTill Ed Bayou
Location0.3M East of I-59
RouteCounty Highway 0
CountySt. Tammany Parish
StateLouisiana
Coordinates30.3912, -89.72705
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating38.9 US tons
Inventory rating30 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans6
Design loadHS 20
Structure length115 ft (35.1 m)
Longest span19 ft (5.8 m)
Deck width27 ft (8.3 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic—
Projected traffic—
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerOther State Agency
Maintained byOther State 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 Honey Island Swamp over Till Ed Bayou built?

It was built in 1982, making it 43 years old in 2025.

What condition is Honey Island Swamp over Till Ed Bayou 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 January 2025.

How much traffic does Honey Island Swamp over Till Ed Bayou carry?

No traffic count is recorded for this structure.

How long is Honey Island Swamp over Till Ed Bayou?

The structure is 115 ft (35.1 m) long with a longest span of 19 ft (5.8 m) and a deck 27 ft wide.

Who owns Honey Island Swamp over Till Ed Bayou?

It is owned by the Other State Agency.