US Bridges

LA0789 over Foster Creek

Poor

Caddo Parish, Louisiana · 4.4 MI South of LA 169 · Structure no. 040908090701751

Built
1971
54 years old
Condition
Poor
inspected February 2025
Type
Slab
Concrete
Length
39 ft
2 main spans
Daily traffic
1,504
2021 count
Owner
State
State Highway Agency

About this bridge

LA0789 over Foster Creek is a concrete slab carrying LA0789 over Foster Creek in Caddo Parish, Louisiana. It was built in 1971, so it is 54 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.

It carries about 1,504 vehicles a day, roughly 19% of them trucks, projected to reach 1,654 by 2041. The structure is 39 ft (11.9 m) long and 31 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesLA0789
CrossesFoster Creek
Location4.4 MI South of LA 169
RouteState Highway 789
Coordinates32.24762, -93.9142
Functional classRural Major Collector

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
Deck4 PoorAdvanced section loss, deterioration, 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 inspectionFebruary 2025
Inspection intervalevery 12 months
Operating statusOpen, no 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating31.4 US tons
Inventory rating24.3 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length39 ft (11.9 m)
Longest span19 ft (5.8 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,504 (2021)
Projected traffic1,654 by 2041
Trucks19%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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$234,000
NavigationNo navigation control on waterway

Frequently asked questions

When was LA0789 over Foster Creek built?

It was built in 1971, making it 54 years old in 2025.

What condition is LA0789 over Foster 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 February 2025.

How much traffic does LA0789 over Foster Creek carry?

About 1,504 vehicles per day (2021 count), of which roughly 19% are trucks.

How long is LA0789 over Foster Creek?

The structure is 39 ft (11.9 m) long with a longest span of 19 ft (5.8 m) and a deck 31 ft wide.

Who owns LA0789 over Foster Creek?

It is owned by the State Highway Agency.