US Bridges

SR1507 over Gap Creek

Fair

Watauga County, North Carolina · .1 MI.N.JCT.SR1506 · Structure no. 000000001890281

Built
1981
44 years old
Condition
Fair
inspected October 2023
Type
Culvert
Steel
Length
24 ft
3 main spans
Daily traffic
30
1996 count
Owner
State
State Highway Agency

About this bridge

SR1507 over Gap Creek is a steel culvert carrying SR1507 over Gap Creek in Watauga County, North Carolina. It was built in 1981, so it is 44 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 6 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 30 vehicles a day, projected to reach 60 by 2040. The structure is 24 ft (7.3 m) long. If it were closed, the detour would be 98.8 mi (159 km).

CarriesSR1507
CrossesGap Creek
Location.1 MI.N.JCT.SR1506
RouteState Highway 1507
Coordinates36.23511, -81.52181
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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating99 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans3
Design loadHS 20 + Mod
Structure length24 ft (7.3 m)
Longest span6 ft (1.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (1996)
Projected traffic60 by 2040
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 SR1507 over Gap Creek built?

It was built in 1981, making it 44 years old in 2025.

What condition is SR1507 over Gap 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 October 2023.

How much traffic does SR1507 over Gap Creek carry?

About 30 vehicles per day (1996 count).

How long is SR1507 over Gap Creek?

The structure is 24 ft (7.3 m) long with a longest span of 6 ft (1.8 m).

Who owns SR1507 over Gap Creek?

It is owned by the State Highway Agency.