US Bridges

SH 129 S-2 LM2.60 over E Branch Mill Creek

Fair

Union County, Arkansas · 2.50 M N of Lawson · Structure no. 0000000000M3926

Built
1953
72 years old, rebuilt 1976
Condition
Fair
inspected May 2024
Type
Channel Beam
Concrete
Length
57 ft
3 main spans
Daily traffic
920
2018 count
Owner
State
State Highway Agency

About this bridge

SH 129 S-2 LM2.60 over E Branch Mill Creek is a concrete channel beam carrying SH 129 S-2 LM2.60 over E Branch Mill Creek in Union County, Arkansas. It was built in 1953 and reconstructed in 1976, so it is 72 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 5 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 920 vehicles a day, roughly 1% of them trucks, projected to reach 1,041 by 2028. The structure is 57 ft (17.4 m) long and 28 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesSH 129 S-2 LM2.60
CrossesE Branch Mill Creek
Location2.50 M N of Lawson
RouteState Highway 129
Coordinates33.22047, -92.51253
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating44 US tons
Inventory rating26 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadH 15
Structure length57 ft (17.4 m)
Longest span19 ft (5.8 m)
Deck width28 ft (8.6 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic920 (2018)
Projected traffic1,041 by 2028
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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-2 LM2.60 over E Branch Mill Creek built?

It was built in 1953, making it 72 years old in 2025. It was reconstructed in 1976.

What condition is SH 129 S-2 LM2.60 over E Branch Mill 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 May 2024.

How much traffic does SH 129 S-2 LM2.60 over E Branch Mill Creek carry?

About 920 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is SH 129 S-2 LM2.60 over E Branch Mill Creek?

The structure is 57 ft (17.4 m) long with a longest span of 19 ft (5.8 m) and a deck 28 ft wide.

Who owns SH 129 S-2 LM2.60 over E Branch Mill Creek?

It is owned by the State Highway Agency.