US Bridges

NC109 Sbl over Rich Fork Creek

Good

Davidson County, North Carolina · 0.8 Mi. S. Jct. SR1798 · Structure no. 000000000570124

Built
2006
19 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
171 ft
2 main spans
Daily traffic
4,500
2019 count
Owner
State
State Highway Agency

About this bridge

NC109 Sbl over Rich Fork Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying NC109 Sbl over Rich Fork Creek in Davidson County, North Carolina. It was built in 2006, so it is 19 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 4,500 vehicles a day, roughly 14% of them trucks, projected to reach 9,000 by 2040. The structure is 171 ft (52.1 m) long and 38 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesNC109 Sbl
CrossesRich Fork Creek
Location0.8 Mi. S. Jct. SR1798
RouteState Highway 109
CountyDavidson County
StateNorth Carolina
Coordinates35.93739, -80.11571
Functional classRural Principal Arterial - Other

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 inspectionMarch 2023
Inspection intervalevery 24 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 alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating50.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length171 ft (52.1 m)
Longest span84 ft (25.6 m)
Deck width38 ft (11.7 m)
Roadway width35 ft (10.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,500 (2019)
Projected traffic9,000 by 2040
Trucks14%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

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 NC109 Sbl over Rich Fork Creek built?

It was built in 2006, making it 19 years old in 2025.

What condition is NC109 Sbl over Rich Fork 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 March 2023.

How much traffic does NC109 Sbl over Rich Fork Creek carry?

About 4,500 vehicles per day (2019 count), of which roughly 14% are trucks.

How long is NC109 Sbl over Rich Fork Creek?

The structure is 171 ft (52.1 m) long with a longest span of 84 ft (25.6 m) and a deck 38 ft wide.

Who owns NC109 Sbl over Rich Fork Creek?

It is owned by the State Highway Agency.