US Bridges

US221 over Elk Creek

Good

Alleghany County, North Carolina · .3 MI.S.JCT.SR1332 · Structure no. 000000000050018

Built
1988
37 years old
Condition
Good
inspected June 2024
Type
Culvert
Concrete Continuous
Length
67 ft
3 main spans
Daily traffic
1,000
2022 count
Owner
State
State Highway Agency

About this bridge

US221 over Elk Creek is a concrete continuous culvert carrying US221 over Elk Creek in Alleghany County, North Carolina. It was built in 1988, so it is 37 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 1,000 vehicles a day, roughly 6% of them trucks, projected to reach 2,000 by 2040. The structure is 67 ft (20.4 m) long. If it were closed, the detour would be 5.6 mi (9 km).

CarriesUS221
CrossesElk Creek
Location.3 MI.S.JCT.SR1332
RouteU.S. Route 221
Coordinates36.50728, -81.22649
Functional classRural Major Collector

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 inspectionJune 2024
Inspection intervalevery 48 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 rating91.9 US tons
Inventory rating71 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20 + Mod
Structure length67 ft (20.4 m)
Longest span14 ft (4.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2022)
Projected traffic2,000 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5.6 mi (9 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 US221 over Elk Creek built?

It was built in 1988, making it 37 years old in 2025.

What condition is US221 over Elk 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 June 2024.

How much traffic does US221 over Elk Creek carry?

About 1,000 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is US221 over Elk Creek?

The structure is 67 ft (20.4 m) long with a longest span of 14 ft (4.2 m).

Who owns US221 over Elk Creek?

It is owned by the State Highway Agency.