US Bridges

SH 129 S-1 Lm 0.81 over Bayou Frank LA Pere

Fair

Union County, Arkansas · 2.0 MI SW Huttig · Structure no. 000000000002160

Built
1955
70 years old
Condition
Fair
inspected February 2025
Type
Channel Beam
Concrete
Length
114 ft
6 main spans
Daily traffic
879
2018 count
Owner
State
State Highway Agency

About this bridge

SH 129 S-1 Lm 0.81 over Bayou Frank LA Pere is a concrete channel beam carrying SH 129 S-1 Lm 0.81 over Bayou Frank LA Pere in Union County, Arkansas. It was built in 1955, so it is 70 years old, older than the Arkansas average of 45.1 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.

It carries about 879 vehicles a day, roughly 1% of them trucks, projected to reach 1,224 by 2028. The structure is 114 ft (34.8 m) long and 25 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSH 129 S-1 Lm 0.81
CrossesBayou Frank LA Pere
Location2.0 MI SW Huttig
RouteState Highway 129
Coordinates33.01559, -92.21066
Functional classRural Major Collector

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating43 US tons
Inventory rating26 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans6
Design loadH 15
Structure length114 ft (34.8 m)
Longest span19 ft (5.8 m)
Deck width25 ft (7.6 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic879 (2018)
Projected traffic1,224 by 2028
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SH 129 S-1 Lm 0.81 over Bayou Frank LA Pere built?

It was built in 1955, making it 70 years old in 2025.

What condition is SH 129 S-1 Lm 0.81 over Bayou Frank LA Pere 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 February 2025.

How much traffic does SH 129 S-1 Lm 0.81 over Bayou Frank LA Pere carry?

About 879 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is SH 129 S-1 Lm 0.81 over Bayou Frank LA Pere?

The structure is 114 ft (34.8 m) long with a longest span of 19 ft (5.8 m) and a deck 25 ft wide.

Who owns SH 129 S-1 Lm 0.81 over Bayou Frank LA Pere?

It is owned by the State Highway Agency.