US Bridges

N Carbon City Road over Six Mile Creek-Logan Co.

Good

Logan County, Arkansas · 2.38 MI N SH 22 · Structure no. 000000000004344

Built
1978
47 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
192 ft
3 main spans
Daily traffic
490
2018 count
Owner
County
County Highway Agency

About this bridge

N Carbon City Road over Six Mile Creek-Logan Co. is a steel stringer/multi-beam or girder carrying N Carbon City Road over Six Mile Creek-Logan Co. in Logan County, Arkansas. It was built in 1978, so it is 47 years old, older 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 490 vehicles a day, roughly 1% of them trucks, projected to reach 83 by 2007. The structure is 192 ft (58.5 m) long and 27 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesN Carbon City Road
CrossesSix Mile Creek-Logan Co.
Location2.38 MI N SH 22
RouteCounty Highway 65
Coordinates35.33042, -93.79117
Functional classRural Minor 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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating55 US tons
Inventory rating33 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length192 ft (58.5 m)
Longest span90 ft (27.4 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic490 (2018)
Projected traffic83 by 2007
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was N Carbon City Road over Six Mile Creek-Logan Co. built?

It was built in 1978, making it 47 years old in 2025.

What condition is N Carbon City Road over Six Mile Creek-Logan Co. 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 September 2024.

How much traffic does N Carbon City Road over Six Mile Creek-Logan Co. carry?

About 490 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is N Carbon City Road over Six Mile Creek-Logan Co.?

The structure is 192 ft (58.5 m) long with a longest span of 90 ft (27.4 m) and a deck 27 ft wide.

Who owns N Carbon City Road over Six Mile Creek-Logan Co.?

It is owned by the County Highway Agency.