US Bridges

CO Route 21/29 over Tygart Creek

Good

Wood County, West Virginia · 0.01 MI East of CR 21 · Structure no. 00000000054A063

Built
1967
58 years old
Condition
Good
inspected March 2022
Type
Culvert
Concrete Continuous
Length
38 ft
3 main spans
Daily traffic
350
2019 count
Owner
State
State Highway Agency

About this bridge

CO Route 21/29 over Tygart Creek is a concrete continuous culvert carrying CO Route 21/29 over Tygart Creek in Wood County, West Virginia. It was built in 1967, so it is 58 years old, older than the West Virginia average of 44.7 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 350 vehicles a day, roughly 10% of them trucks, projected to reach 522 by 2039. The structure is 38 ft (11.7 m) long and 37 ft wide.

CarriesCO Route 21/29
CrossesTygart Creek
Location0.01 MI East of CR 21
RouteCounty Highway 2129
Coordinates39.08883, -81.54362
Functional classRural Minor 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47 US tons
Inventory rating28 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length38 ft (11.7 m)
Longest span13 ft (4 m)
Deck width37 ft (11.2 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic350 (2019)
Projected traffic522 by 2039
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 CO Route 21/29 over Tygart Creek built?

It was built in 1967, making it 58 years old in 2025.

What condition is CO Route 21/29 over Tygart 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 2022.

How much traffic does CO Route 21/29 over Tygart Creek carry?

About 350 vehicles per day (2019 count), of which roughly 10% are trucks.

How long is CO Route 21/29 over Tygart Creek?

The structure is 38 ft (11.7 m) long with a longest span of 13 ft (4 m) and a deck 37 ft wide.

Who owns CO Route 21/29 over Tygart Creek?

It is owned by the State Highway Agency.