US Bridges

SR1001 over Mitchell River

Good

Surry County, North Carolina · .9 MI.N.JCT.SR1131 · Structure no. 000000001710007

Built
1979
46 years old
Condition
Good
inspected January 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
226 ft
3 main spans
Daily traffic
1,500
2019 count
Owner
State
State Highway Agency

About this bridge

SR1001 over Mitchell River is a prestressed concrete stringer/multi-beam or girder carrying SR1001 over Mitchell River in Surry County, North Carolina. It was built in 1979, so it is 46 years old, older than the North Carolina average of 38.7 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 1,500 vehicles a day, roughly 6% of them trucks, projected to reach 3,000 by 2040. The structure is 226 ft (68.8 m) long and 31 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

CarriesSR1001
CrossesMitchell River
Location.9 MI.N.JCT.SR1131
RouteState Highway 1001
Coordinates36.31109, -80.80631
Functional classRural Local

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 protection7 GoodSome minor problems.
Last inspectionJanuary 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating38.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 15
Structure length226 ft (68.8 m)
Longest span74 ft (22.5 m)
Deck width31 ft (9.3 m)
Roadway width27 ft (8.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,500 (2019)
Projected traffic3,000 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5.6 mi (9 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 SR1001 over Mitchell River built?

It was built in 1979, making it 46 years old in 2025.

What condition is SR1001 over Mitchell River 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 January 2022.

How much traffic does SR1001 over Mitchell River carry?

About 1,500 vehicles per day (2019 count), of which roughly 6% are trucks.

How long is SR1001 over Mitchell River?

The structure is 226 ft (68.8 m) long with a longest span of 74 ft (22.5 m) and a deck 31 ft wide.

Who owns SR1001 over Mitchell River?

It is owned by the State Highway Agency.