US Bridges

SH 7 Boone Co. over Mo. & No. Ar R.R.

Fair

Boone County, Arkansas · Northern City Limits of B · Structure no. 000000000001003

Built
1930
95 years old
Condition
Fair
inspected September 2024
Type
Tee Beam
Concrete
Length
174 ft
1 main span
Daily traffic
5,000
2018 count
Owner
State
State Highway Agency

About this bridge

SH 7 Boone Co. over Mo. & No. Ar R.R. is a concrete tee beam carrying SH 7 Boone Co. over Mo. & No. Ar R.R. in Boone County, Arkansas. It was built in 1930, so it is 95 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 5 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 5,000 vehicles a day, roughly 1% of them trucks, projected to reach 5,856 by 2028. The structure is 174 ft (53 m) long and 29 ft wide. If it were closed, the detour would be 19.3 mi (31 km).

Location

Open in Google Maps
CarriesSH 7 Boone Co.
CrossesMo. & No. Ar R.R.
LocationNorthern City Limits of B
RouteState Highway 7
CountyBoone County
StateArkansas
Coordinates36.31734, -93.01479
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment7: Better than present minimum criteria
Operating rating56 US tons
Inventory rating34 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1 (+4 approach)
Design loadH 15
Structure length174 ft (53 m)
Longest span55 ft (16.8 m)
Deck width29 ft (8.8 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,000 (2018)
Projected traffic5,856 by 2028
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed19.3 mi (31 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$500,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was SH 7 Boone Co. over Mo. & No. Ar R.R. built?

It was built in 1930, making it 95 years old in 2025.

What condition is SH 7 Boone Co. over Mo. & No. Ar R.R. 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 September 2024.

How much traffic does SH 7 Boone Co. over Mo. & No. Ar R.R. carry?

About 5,000 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is SH 7 Boone Co. over Mo. & No. Ar R.R.?

The structure is 174 ft (53 m) long with a longest span of 55 ft (16.8 m) and a deck 29 ft wide.

Who owns SH 7 Boone Co. over Mo. & No. Ar R.R.?

It is owned by the State Highway Agency.