US Bridges

SR1939 over Sparks Creek

PoorPosted for load

Wilkes County, North Carolina · .5 MI.S.JCT.SR1943 · Structure no. 000000001930221

Built
1965
60 years old
Condition
Poor
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
91 ft
3 main spans
Daily traffic
190
2013 count
Owner
State
State Highway Agency

About this bridge

SR1939 over Sparks Creek is a steel stringer/multi-beam or girder carrying SR1939 over Sparks Creek in Wilkes County, North Carolina. It was built in 1965, so it is 60 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 190 vehicles a day, roughly 6% of them trucks, projected to reach 380 by 2040. The structure is 91 ft (27.7 m) long and 25 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesSR1939
CrossesSparks Creek
Location.5 MI.S.JCT.SR1943
RouteState Highway 1939
Coordinates36.3125, -81.02455
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, 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 inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating11.9 US tons
Inventory rating6.9 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans3
Design loadUnknown
Structure length91 ft (27.7 m)
Longest span49 ft (14.9 m)
Deck width25 ft (7.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic190 (2013)
Projected traffic380 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR1939 over Sparks Creek built?

It was built in 1965, making it 60 years old in 2025.

What condition is SR1939 over Sparks Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in October 2024.

How much traffic does SR1939 over Sparks Creek carry?

About 190 vehicles per day (2013 count), of which roughly 6% are trucks.

How long is SR1939 over Sparks Creek?

The structure is 91 ft (27.7 m) long with a longest span of 49 ft (14.9 m) and a deck 25 ft wide.

Who owns SR1939 over Sparks Creek?

It is owned by the State Highway Agency.