US Bridges

SH 105 over White Oak Bayou

Fair

Pope County, Arkansas · 0.19 MI S US 64 · Structure no. 0000000000X0985

Built
1998
27 years old
Condition
Fair
inspected October 2024
Type
Culvert
Concrete
Length
40 ft
3 main spans
Daily traffic
1,993
2018 count
Owner
State
State Highway Agency

About this bridge

SH 105 over White Oak Bayou is a concrete culvert carrying SH 105 over White Oak Bayou in Pope County, Arkansas. It was built in 1998, so it is 27 years old, younger 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 1,993 vehicles a day, roughly 3% of them trucks, projected to reach 3,065 by 2028. The structure is 40 ft (12.2 m) long. If it were closed, the detour would be 6.8 mi (11 km).

CarriesSH 105
CrossesWhite Oak Bayou
Location0.19 MI S US 64
RouteState Highway 105
Coordinates35.23947, -92.93498
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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating39 US tons
Inventory rating23 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 20
Structure length40 ft (12.2 m)
Longest span13 ft (4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,993 (2018)
Projected traffic3,065 by 2028
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 105 over White Oak Bayou built?

It was built in 1998, making it 27 years old in 2025.

What condition is SH 105 over White Oak Bayou 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 October 2024.

How much traffic does SH 105 over White Oak Bayou carry?

About 1,993 vehicles per day (2018 count), of which roughly 3% are trucks.

How long is SH 105 over White Oak Bayou?

The structure is 40 ft (12.2 m) long with a longest span of 13 ft (4 m).

Who owns SH 105 over White Oak Bayou?

It is owned by the State Highway Agency.