US Bridges

Adams Crossing over Bayou Rouge

PoorPosted for load

Avoyelles Parish, Louisiana · 0.01 Mi. West of LA 361 · Structure no. 080530540920461

Built
1970
55 years old
Condition
Poor
inspected January 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
41 ft
5 main spans
Daily traffic
40
2020 count
Owner
County
County Highway Agency

About this bridge

Adams Crossing over Bayou Rouge is a wood or timber stringer/multi-beam or girder carrying Adams Crossing over Bayou Rouge in Avoyelles Parish, Louisiana. It was built in 1970, so it is 55 years old, older than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 40 vehicles a day, projected to reach 44 by 2040. The structure is 41 ft (12.5 m) long and 17 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesAdams Crossing
CrossesBayou Rouge
Location0.01 Mi. West of LA 361
RouteCounty Highway 0
Coordinates30.90032, -92.0795
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 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 geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating17 US tons
Inventory rating11 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans5
Design loadH 15
Structure length41 ft (12.5 m)
Longest span14 ft (4.3 m)
Deck width17 ft (5.2 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2020)
Projected traffic44 by 2040
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$247,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Adams Crossing over Bayou Rouge built?

It was built in 1970, making it 55 years old in 2025.

What condition is Adams Crossing over Bayou Rouge in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in January 2024.

How much traffic does Adams Crossing over Bayou Rouge carry?

About 40 vehicles per day (2020 count).

How long is Adams Crossing over Bayou Rouge?

The structure is 41 ft (12.5 m) long with a longest span of 14 ft (4.3 m) and a deck 17 ft wide.

Who owns Adams Crossing over Bayou Rouge?

It is owned by the County Highway Agency.