US Bridges

LA1229 over Redland Creek Relief

Poor

Winn Parish, Louisiana · .74 MI West of LA 34 · Structure no. 086408641300741

Built
1974
51 years old
Condition
Poor
inspected October 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
38 ft
2 main spans
Daily traffic
39
2021 count
Owner
State
State Highway Agency

About this bridge

LA1229 over Redland Creek Relief is a wood or timber stringer/multi-beam or girder carrying LA1229 over Redland Creek Relief in Winn Parish, Louisiana. It was built in 1974, so it is 51 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 4 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.

It carries about 39 vehicles a day, roughly 10% of them trucks, projected to reach 42 by 2041. The structure is 38 ft (11.6 m) long and 30 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesLA1229
CrossesRedland Creek Relief
Location.74 MI West of LA 34
RouteState Highway 1229
Coordinates31.83227, -92.7235
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating35.1 US tons
Inventory rating25 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadHS 20
Structure length38 ft (11.6 m)
Longest span19 ft (5.8 m)
Deck width30 ft (9.1 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic39 (2021)
Projected traffic42 by 2041
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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$229,000
NavigationNo navigation control on waterway

Frequently asked questions

When was LA1229 over Redland Creek Relief built?

It was built in 1974, making it 51 years old in 2025.

What condition is LA1229 over Redland Creek Relief 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 October 2023.

How much traffic does LA1229 over Redland Creek Relief carry?

About 39 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is LA1229 over Redland Creek Relief?

The structure is 38 ft (11.6 m) long with a longest span of 19 ft (5.8 m) and a deck 30 ft wide.

Who owns LA1229 over Redland Creek Relief?

It is owned by the State Highway Agency.