US Bridges

Old Johnson HWY over Alum Fork Saline River

Good

Saline County, Arkansas · .6 M N CO RD 59 · Structure no. 000000000022497

Built
2002
23 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
26 ft
3 main spans
Daily traffic
131
2018 count
Owner
County
County Highway Agency

About this bridge

Old Johnson HWY over Alum Fork Saline River is a concrete culvert carrying Old Johnson HWY over Alum Fork Saline River in Saline County, Arkansas. It was built in 2002, so it is 23 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 131 vehicles a day, roughly 1% of them trucks, projected to reach 69 by 2021. The structure is 26 ft (7.9 m) long and 16 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesOld Johnson HWY
CrossesAlum Fork Saline River
Location.6 M N CO RD 59
RouteCounty Highway 171
Coordinates34.67295, -92.79888
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating47 US tons
Inventory rating28 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length26 ft (7.9 m)
Longest span8 ft (2.4 m)
Deck width16 ft (4.9 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic131 (2018)
Projected traffic69 by 2021
Trucks1%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Old Johnson HWY over Alum Fork Saline River built?

It was built in 2002, making it 23 years old in 2025.

What condition is Old Johnson HWY over Alum Fork Saline River 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 October 2023.

How much traffic does Old Johnson HWY over Alum Fork Saline River carry?

About 131 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is Old Johnson HWY over Alum Fork Saline River?

The structure is 26 ft (7.9 m) long with a longest span of 8 ft (2.4 m) and a deck 16 ft wide.

Who owns Old Johnson HWY over Alum Fork Saline River?

It is owned by the County Highway Agency.