US Bridges

Wv Route 100 over Robinson Run

Fair

Monongalia County, West Virginia · 0.01 MI South CO Rt 54 · Structure no. 00000000031A193

Built
1925
100 years old
Condition
Fair
inspected March 2024
Type
Arch - Deck
Concrete
Length
25 ft
1 main span
Daily traffic
1,900
2019 count
Owner
State
State Highway Agency

About this bridge

Wv Route 100 over Robinson Run is a concrete arch - deck carrying Wv Route 100 over Robinson Run in Monongalia County, West Virginia. It was built in 1925, so it is 100 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 1,900 vehicles a day, roughly 6% of them trucks, projected to reach 2,945 by 2041. The structure is 25 ft (7.6 m) long and 19 ft wide.

CarriesWv Route 100
CrossesRobinson Run
Location0.01 MI South CO Rt 54
RouteState Highway 10000
Coordinates39.69011, -79.98288
Functional classRural Major Collector

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating62.9 US tons
Inventory rating28 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 width19 ft (5.7 m)
Roadway width18 ft (5.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,900 (2019)
Projected traffic2,945 by 2041
Trucks6%
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 statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$581,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Wv Route 100 over Robinson Run built?

It was built in 1925, making it 100 years old in 2025.

What condition is Wv Route 100 over Robinson 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 March 2024.

How much traffic does Wv Route 100 over Robinson Run carry?

About 1,900 vehicles per day (2019 count), of which roughly 6% are trucks.

How long is Wv Route 100 over Robinson Run?

The structure is 25 ft (7.6 m) long with a longest span of 25 ft (7.6 m) and a deck 19 ft wide.

Who owns Wv Route 100 over Robinson Run?

It is owned by the State Highway Agency.