US Bridges

SR1166 over Cullowhee Creek

Good

Jackson County, North Carolina · .01 MI.E.JCT.SR1001 · Structure no. 000000000990220

Built
2015
10 years old
Condition
Good
inspected December 2021
Type
Slab
Prestressed Concrete
Length
62 ft
1 main span
Daily traffic
50
2000 count
Owner
State
State Highway Agency

About this bridge

SR1166 over Cullowhee Creek is a prestressed concrete slab carrying SR1166 over Cullowhee Creek in Jackson County, North Carolina. It was built in 2015, so it is 10 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 50 vehicles a day, projected to reach 100 by 2040. The structure is 62 ft (18.8 m) long and 30 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSR1166
CrossesCullowhee Creek
Location.01 MI.E.JCT.SR1001
RouteState Highway 1166
Coordinates35.28644, -83.18249
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating74 US tons
Inventory rating57 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length62 ft (18.8 m)
Longest span60 ft (18.2 m)
Deck width30 ft (9.1 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2000)
Projected traffic100 by 2040
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 SR1166 over Cullowhee Creek built?

It was built in 2015, making it 10 years old in 2025.

What condition is SR1166 over Cullowhee 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 December 2021.

How much traffic does SR1166 over Cullowhee Creek carry?

About 50 vehicles per day (2000 count).

How long is SR1166 over Cullowhee Creek?

The structure is 62 ft (18.8 m) long with a longest span of 60 ft (18.2 m) and a deck 30 ft wide.

Who owns SR1166 over Cullowhee Creek?

It is owned by the State Highway Agency.