US Bridges

SR3909 over N.Fork Crooked Crk. Trib

Good

Union County, North Carolina · 0.05 Mi. S. Jct. US74 · Structure no. 000000001790564

Built
2018
7 years old
Condition
Good
inspected October 2024
Type
Culvert
Concrete Continuous
Length
23 ft
2 main spans
Daily traffic
3,400
2017 count
Owner
State
State Highway Agency

About this bridge

SR3909 over N.Fork Crooked Crk. Trib is a concrete continuous culvert carrying SR3909 over N.Fork Crooked Crk. Trib in Union County, North Carolina. It was built in 2018, so it is 7 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 3,400 vehicles a day, roughly 7% of them trucks, projected to reach 6,800 by 2040. The structure is 23 ft (7 m) long. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesSR3909
CrossesN.Fork Crooked Crk. Trib
Location0.05 Mi. S. Jct. US74
RouteState Highway 3909
CountyUnion County
StateNorth Carolina
Coordinates35.10082, -80.68016
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.9 US tons
Inventory rating43 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHL 93
Structure length23 ft (7 m)
Longest span9 ft (2.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,400 (2017)
Projected traffic6,800 by 2040
Trucks7%
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR3909 over N.Fork Crooked Crk. Trib built?

It was built in 2018, making it 7 years old in 2025.

What condition is SR3909 over N.Fork Crooked Crk. Trib 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 October 2024.

How much traffic does SR3909 over N.Fork Crooked Crk. Trib carry?

About 3,400 vehicles per day (2017 count), of which roughly 7% are trucks.

How long is SR3909 over N.Fork Crooked Crk. Trib?

The structure is 23 ft (7 m) long with a longest span of 9 ft (2.7 m).

Who owns SR3909 over N.Fork Crooked Crk. Trib?

It is owned by the State Highway Agency.