US Bridges

CR 70 Sharp County over Martins Creek

FairPosted for load

Sharp County, Arkansas · 6.81 N US 63 · Structure no. 000000000018272

Built
1930
95 years old, rebuilt 2007
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
141 ft
7 main spans
Daily traffic
12
2018 count
Owner
County
County Highway Agency

About this bridge

CR 70 Sharp County over Martins Creek is a steel stringer/multi-beam or girder carrying CR 70 Sharp County over Martins Creek in Sharp County, Arkansas. It was built in 1930 and reconstructed in 2007, 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. Its operating status is: posted for load restriction.

It carries about 12 vehicles a day, roughly 1% of them trucks, projected to reach 68 by 2007. The structure is 141 ft (43 m) long and 16 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCR 70 Sharp County
CrossesMartins Creek
Location6.81 N US 63
RouteCounty Highway 70
Coordinates36.35112, -91.31192
Functional classRural 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry8: Equal to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating22 US tons
Inventory rating13 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans7
Design loadUnknown
Structure length141 ft (43 m)
Longest span30 ft (9.1 m)
Deck width16 ft (4.9 m)
Roadway width16 ft (4.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12 (2018)
Projected traffic68 by 2007
Trucks1%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$375,000
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 70 Sharp County over Martins Creek built?

It was built in 1930, making it 95 years old in 2025. It was reconstructed in 2007.

What condition is CR 70 Sharp County over Martins Creek 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 CR 70 Sharp County over Martins Creek carry?

About 12 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is CR 70 Sharp County over Martins Creek?

The structure is 141 ft (43 m) long with a longest span of 30 ft (9.1 m) and a deck 16 ft wide.

Who owns CR 70 Sharp County over Martins Creek?

It is owned by the County Highway Agency.