US Bridges

SH 381LOG 9.73 over Buffalo Ditch

Good

Lonoke County, Arkansas · 9.7MI So JCT US 70 · Structure no. 000000000005869

Built
1980
45 years old
Condition
Good
inspected September 2024
Type
Slab
Concrete
Length
105 ft
3 main spans
Daily traffic
210
2018 count
Owner
State
State Highway Agency

About this bridge

SH 381LOG 9.73 over Buffalo Ditch is a concrete slab carrying SH 381LOG 9.73 over Buffalo Ditch in Lonoke County, Arkansas. It was built in 1980, so it is 45 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 210 vehicles a day, roughly 1% of them trucks, projected to reach 290 by 2028. The structure is 105 ft (32 m) long and 31 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesSH 381LOG 9.73
CrossesBuffalo Ditch
Location9.7MI So JCT US 70
RouteState Highway 381
Coordinates34.64026, -91.81008
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
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 rating56 US tons
Inventory rating34 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length105 ft (32 m)
Longest span35 ft (10.7 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic210 (2018)
Projected traffic290 by 2028
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 381LOG 9.73 over Buffalo Ditch built?

It was built in 1980, making it 45 years old in 2025.

What condition is SH 381LOG 9.73 over Buffalo Ditch 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 SH 381LOG 9.73 over Buffalo Ditch carry?

About 210 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is SH 381LOG 9.73 over Buffalo Ditch?

The structure is 105 ft (32 m) long with a longest span of 35 ft (10.7 m) and a deck 31 ft wide.

Who owns SH 381LOG 9.73 over Buffalo Ditch?

It is owned by the State Highway Agency.