US Bridges

Palmer LN over Creek

PoorPosted for load

Tangipahoa Parish, Louisiana · West of Brown Lane · Structure no. 625330271902281

Built
1980
45 years old
Condition
Poor
inspected June 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
31 ft
2 main spans
Daily traffic
8
2019 count
Owner
County
County Highway Agency

About this bridge

Palmer LN over Creek is a wood or timber stringer/multi-beam or girder carrying Palmer LN over Creek in Tangipahoa Parish, Louisiana. It was built in 1980, so it is 45 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 8 vehicles a day, projected to reach 8 by 2039. The structure is 31 ft (9.4 m) long and 14 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesPalmer LN
CrossesCreek
LocationWest of Brown Lane
RouteCounty Highway 0
Coordinates30.45061, -90.38024
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, 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 inspectionJune 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating27.4 US tons
Inventory rating20 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadH 10
Structure length31 ft (9.4 m)
Longest span15 ft (4.6 m)
Deck width14 ft (4.3 m)
Roadway width13 ft (4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8 (2019)
Projected traffic8 by 2039
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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$141,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Palmer LN over Creek built?

It was built in 1980, making it 45 years old in 2025.

What condition is Palmer LN over Creek 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 June 2024.

How much traffic does Palmer LN over Creek carry?

About 8 vehicles per day (2019 count).

How long is Palmer LN over Creek?

The structure is 31 ft (9.4 m) long with a longest span of 15 ft (4.6 m) and a deck 14 ft wide.

Who owns Palmer LN over Creek?

It is owned by the County Highway Agency.