US Bridges

Harrison CO Rt 29 over Patterson Fork

Poor

Harrison County, West Virginia · 0.28 MI North CO Rt 29/2 · Structure no. 00000000017A159

Built
1910
115 years old
Condition
Poor
inspected June 2024
Type
Arch - Deck
Concrete
Length
30 ft
1 main span
Daily traffic
1,000
2022 count
Owner
State
State Highway Agency

About this bridge

Harrison CO Rt 29 over Patterson Fork is a concrete arch - deck carrying Harrison CO Rt 29 over Patterson Fork in Harrison County, West Virginia. It was built in 1910, so it is 115 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 1,000 vehicles a day, roughly 8% of them trucks, projected to reach 1,370 by 2041. The structure is 30 ft (9.1 m) long and 18 ft wide.

Location

Open in Google Maps
CarriesHarrison CO Rt 29
CrossesPatterson Fork
Location0.28 MI North CO Rt 29/2
RouteCounty Highway 2900
CountyHarrison County
StateWest Virginia
Coordinates39.26064, -80.56322
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 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 evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating34.9 US tons
Inventory rating16 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length30 ft (9.1 m)
Longest span30 ft (9.1 m)
Deck width18 ft (5.6 m)
Roadway width16 ft (4.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2022)
Projected traffic1,370 by 2041
Trucks8%
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$488,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Harrison CO Rt 29 over Patterson Fork built?

It was built in 1910, making it 115 years old in 2025.

What condition is Harrison CO Rt 29 over Patterson Fork in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in June 2024.

How much traffic does Harrison CO Rt 29 over Patterson Fork carry?

About 1,000 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is Harrison CO Rt 29 over Patterson Fork?

The structure is 30 ft (9.1 m) long with a longest span of 30 ft (9.1 m) and a deck 18 ft wide.

Who owns Harrison CO Rt 29 over Patterson Fork?

It is owned by the State Highway Agency.