US Bridges

SR1158 over Colbert Creek

Good

Yancey County, North Carolina · .4 MI.W.JCT.SR1191 · Structure no. 000000001990289

Built
2009
16 years old
Condition
Good
inspected July 2021
Type
Stringer/Multi-beam or Girder
Steel
Length
85 ft
1 main span
Daily traffic
330
2015 count
Owner
State
State Highway Agency

About this bridge

SR1158 over Colbert Creek is a steel stringer/multi-beam or girder carrying SR1158 over Colbert Creek in Yancey County, North Carolina. It was built in 2009, so it is 16 years old, younger 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 330 vehicles a day, roughly 6% of them trucks, projected to reach 660 by 2040. The structure is 85 ft (25.9 m) long and 30 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesSR1158
CrossesColbert Creek
Location.4 MI.W.JCT.SR1191
RouteState Highway 1158
Coordinates35.80395, -82.21508
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 inspectionJuly 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating99 US tons
Inventory rating63.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length85 ft (25.9 m)
Longest span83 ft (25.2 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic330 (2015)
Projected traffic660 by 2040
Trucks6%
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 SR1158 over Colbert Creek built?

It was built in 2009, making it 16 years old in 2025.

What condition is SR1158 over Colbert Creek 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 July 2021.

How much traffic does SR1158 over Colbert Creek carry?

About 330 vehicles per day (2015 count), of which roughly 6% are trucks.

How long is SR1158 over Colbert Creek?

The structure is 85 ft (25.9 m) long with a longest span of 83 ft (25.2 m) and a deck 30 ft wide.

Who owns SR1158 over Colbert Creek?

It is owned by the State Highway Agency.