US Bridges

Lookout Road over West Fork Sixmile Creek

FairPosted for load

Vernon Parish, Louisiana · VE996339 · Structure no. P58-31023930021

Built
1976
49 years old
Condition
Fair
inspected August 2024
Type
Channel Beam
Concrete
Length
120 ft
3 main spans
Daily traffic
100
2016 count
Owner
Federal
Army

About this bridge

Lookout Road over West Fork Sixmile Creek is a concrete channel beam carrying Lookout Road over West Fork Sixmile Creek in Vernon Parish, Louisiana. It was built in 1976, so it is 49 years old, older 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 100 vehicles a day, roughly 40% of them trucks, projected to reach 150 by 2046. The structure is 120 ft (36.6 m) long and 36 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesLookout Road
CrossesWest Fork Sixmile Creek
LocationVE996339
Coordinates31.03901, -93.00405
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating19.3 US tons
Inventory rating15 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length120 ft (36.6 m)
Longest span40 ft (12.2 m)
Deck width36 ft (11 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2016)
Projected traffic150 by 2046
Trucks40%
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

OwnerArmy
Maintained byArmy
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$40,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Lookout Road over West Fork Sixmile Creek built?

It was built in 1976, making it 49 years old in 2025.

What condition is Lookout Road over West Fork Sixmile Creek 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 August 2024.

How much traffic does Lookout Road over West Fork Sixmile Creek carry?

About 100 vehicles per day (2016 count), of which roughly 40% are trucks.

How long is Lookout Road over West Fork Sixmile Creek?

The structure is 120 ft (36.6 m) long with a longest span of 40 ft (12.2 m) and a deck 36 ft wide.

Who owns Lookout Road over West Fork Sixmile Creek?

It is owned by the Army.