US Bridges

Monongalia CO Rt 9 over South Fork of Wv Fork

Good

Monongalia County, West Virginia · 0.19 MI South CO Rt 9/1 · Structure no. 00000000031A031

Built
1990
35 years old
Condition
Good
inspected December 2021
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
50 ft
1 main span
Daily traffic
300
2019 count
Owner
State
State Highway Agency

About this bridge

Monongalia CO Rt 9 over South Fork of Wv Fork is a prestressed concrete box beam or girders - multiple carrying Monongalia CO Rt 9 over South Fork of Wv Fork in Monongalia County, West Virginia. It was built in 1990, so it is 35 years old, younger 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 300 vehicles a day, roughly 6% of them trucks, projected to reach 465 by 2041. The structure is 50 ft (15.1 m) long and 21 ft wide.

CarriesMonongalia CO Rt 9
CrossesSouth Fork of Wv Fork
Location0.19 MI South CO Rt 9/1
RouteCounty Highway 900
Coordinates39.66495, -80.35008
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
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating98 US tons
Inventory rating66 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 25 or greater
Structure length50 ft (15.1 m)
Longest span48 ft (14.6 m)
Deck width21 ft (6.5 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2019)
Projected traffic465 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 statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$348,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Monongalia CO Rt 9 over South Fork of Wv Fork built?

It was built in 1990, making it 35 years old in 2025.

What condition is Monongalia CO Rt 9 over South Fork of Wv Fork 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 December 2021.

How much traffic does Monongalia CO Rt 9 over South Fork of Wv Fork carry?

About 300 vehicles per day (2019 count), of which roughly 6% are trucks.

How long is Monongalia CO Rt 9 over South Fork of Wv Fork?

The structure is 50 ft (15.1 m) long with a longest span of 48 ft (14.6 m) and a deck 21 ft wide.

Who owns Monongalia CO Rt 9 over South Fork of Wv Fork?

It is owned by the State Highway Agency.