US Bridges

Preston CO Rt 29/1 over Boyd Run

Fair

Preston County, West Virginia · 0.01 MI North CO Rt 29/2 · Structure no. 00000000039A072

Built
1921
104 years old
Condition
Fair
inspected June 2024
Type
Arch - Deck
Concrete
Length
25 ft
1 main span
Daily traffic
50
2022 count
Owner
State
State Highway Agency

About this bridge

Preston CO Rt 29/1 over Boyd Run is a concrete arch - deck carrying Preston CO Rt 29/1 over Boyd Run in Preston County, West Virginia. It was built in 1921, so it is 104 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 fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 50 vehicles a day, projected to reach 70 by 2041. The structure is 25 ft (7.6 m) long and 17 ft wide.

Location

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CarriesPreston CO Rt 29/1
CrossesBoyd Run
Location0.01 MI North CO Rt 29/2
RouteCounty Highway 2901
CountyPreston County
StateWest Virginia
Coordinates39.48384, -79.86688
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to 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 alignment6: Equal to present minimum criteria
Operating rating52 US tons
Inventory rating24 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length25 ft (7.6 m)
Longest span25 ft (7.6 m)
Deck width17 ft (5.1 m)
Roadway width13 ft (4.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2022)
Projected traffic70 by 2041
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$378,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Preston CO Rt 29/1 over Boyd Run built?

It was built in 1921, making it 104 years old in 2025.

What condition is Preston CO Rt 29/1 over Boyd Run in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in June 2024.

How much traffic does Preston CO Rt 29/1 over Boyd Run carry?

About 50 vehicles per day (2022 count).

How long is Preston CO Rt 29/1 over Boyd Run?

The structure is 25 ft (7.6 m) long with a longest span of 25 ft (7.6 m) and a deck 17 ft wide.

Who owns Preston CO Rt 29/1 over Boyd Run?

It is owned by the State Highway Agency.