US Bridges

Harrison Spring ST over Dry Branch

Fair

Boone County, Arkansas · .08 MI Nrth of South Ave. · Structure no. 000000000020753

Built
1963
62 years old
Condition
Fair
inspected May 2023
Type
Culvert
Concrete
Length
20 ft
1 main span
Daily traffic
400
1987 count
Owner
City
City or Municipal Highway Agency

About this bridge

Harrison Spring ST over Dry Branch is a concrete culvert carrying Harrison Spring ST over Dry Branch in Boone County, Arkansas. It was built in 1963, so it is 62 years old, older 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 400 vehicles a day, roughly 1% of them trucks, projected to reach 521 by 2030. The structure is 20 ft (6.1 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesHarrison Spring ST
CrossesDry Branch
Location.08 MI Nrth of South Ave.
RouteCity Street 54770
CountyBoone County
StateArkansas
Coordinates36.22742, -93.11015
Functional classUrban Local

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 protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39 US tons
Inventory rating23 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length20 ft (6.1 m)
Longest span20 ft (6.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (1987)
Projected traffic521 by 2030
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Harrison Spring ST over Dry Branch built?

It was built in 1963, making it 62 years old in 2025.

What condition is Harrison Spring ST over Dry Branch 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 May 2023.

How much traffic does Harrison Spring ST over Dry Branch carry?

About 400 vehicles per day (1987 count), of which roughly 1% are trucks.

How long is Harrison Spring ST over Dry Branch?

The structure is 20 ft (6.1 m) long with a longest span of 20 ft (6.1 m).

Who owns Harrison Spring ST over Dry Branch?

It is owned by the City or Municipal Highway Agency.