US Bridges

UNIONSH15S-1LM6.04 over Three Creek

Good

Union County, Arkansas · 6.05 MI NE LA State Line · Structure no. 000000000006696

Built
1999
26 years old
Condition
Good
inspected November 2023
Type
Tee Beam
Concrete
Length
105 ft
3 main spans
Daily traffic
1,000
2018 count
Owner
State
State Highway Agency

About this bridge

UNIONSH15S-1LM6.04 over Three Creek is a concrete tee beam carrying UNIONSH15S-1LM6.04 over Three Creek in Union County, Arkansas. It was built in 1999, so it is 26 years old, younger than the Arkansas average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,000 vehicles a day, roughly 1% of them trucks, projected to reach 1,469 by 2028. The structure is 105 ft (32 m) long and 35 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

Location

Open in Google Maps
CarriesUNIONSH15S-1LM6.04
CrossesThree Creek
Location6.05 MI NE LA State Line
RouteState Highway 15
CountyUnion County
StateArkansas
Coordinates33.06677, -92.88542
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length105 ft (32 m)
Longest span35 ft (10.7 m)
Deck width35 ft (10.6 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2018)
Projected traffic1,469 by 2028
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 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 UNIONSH15S-1LM6.04 over Three Creek built?

It was built in 1999, making it 26 years old in 2025.

What condition is UNIONSH15S-1LM6.04 over Three Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2023.

How much traffic does UNIONSH15S-1LM6.04 over Three Creek carry?

About 1,000 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is UNIONSH15S-1LM6.04 over Three Creek?

The structure is 105 ft (32 m) long with a longest span of 35 ft (10.7 m) and a deck 35 ft wide.

Who owns UNIONSH15S-1LM6.04 over Three Creek?

It is owned by the State Highway Agency.