US Bridges

SR1002 over Middle Prong Roaring Riv

FairPosted for load

Wilkes County, North Carolina · 25 FT.NE.JCT.SR1745 · Structure no. 000000001930138

Built
1950
75 years old
Condition
Fair
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
121 ft
3 main spans
Daily traffic
2,100
2022 count
Owner
State
State Highway Agency

About this bridge

SR1002 over Middle Prong Roaring Riv is a steel stringer/multi-beam or girder carrying SR1002 over Middle Prong Roaring Riv in Wilkes County, North Carolina. It was built in 1950, so it is 75 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 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 2,100 vehicles a day, roughly 7% of them trucks, projected to reach 4,200 by 2040. The structure is 121 ft (36.8 m) long and 27 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesSR1002
CrossesMiddle Prong Roaring Riv
Location25 FT.NE.JCT.SR1745
RouteState Highway 1002
Coordinates36.29372, -81.09519
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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36.9 US tons
Inventory rating21.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length121 ft (36.8 m)
Longest span39 ft (11.8 m)
Deck width27 ft (8.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,100 (2022)
Projected traffic4,200 by 2040
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR1002 over Middle Prong Roaring Riv built?

It was built in 1950, making it 75 years old in 2025.

What condition is SR1002 over Middle Prong Roaring Riv 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 December 2024.

How much traffic does SR1002 over Middle Prong Roaring Riv carry?

About 2,100 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is SR1002 over Middle Prong Roaring Riv?

The structure is 121 ft (36.8 m) long with a longest span of 39 ft (11.8 m) and a deck 27 ft wide.

Who owns SR1002 over Middle Prong Roaring Riv?

It is owned by the State Highway Agency.