US Bridges

Monon CO Rt 31 over Jakes Run

Good

Monongalia County, West Virginia · 0.73 MI South Wv Rt 7 · Structure no. 00000000031A087

Built
1990
35 years old
Condition
Good
inspected June 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
50 ft
1 main span
Daily traffic
90
2022 count
Owner
State
State Highway Agency

About this bridge

Monon CO Rt 31 over Jakes Run is a prestressed concrete box beam or girders - multiple carrying Monon CO Rt 31 over Jakes Run 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 90 vehicles a day, projected to reach 140 by 2041. The structure is 50 ft (15.1 m) long and 15 ft wide.

CarriesMonon CO Rt 31
CrossesJakes Run
Location0.73 MI South Wv Rt 7
RouteCounty Highway 3100
Coordinates39.70153, -80.13827
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
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 width15 ft (4.6 m)
Roadway width15 ft (4.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic90 (2022)
Projected traffic140 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 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 Monon CO Rt 31 over Jakes Run built?

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

What condition is Monon CO Rt 31 over Jakes Run 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 June 2024.

How much traffic does Monon CO Rt 31 over Jakes Run carry?

About 90 vehicles per day (2022 count).

How long is Monon CO Rt 31 over Jakes Run?

The structure is 50 ft (15.1 m) long with a longest span of 48 ft (14.6 m) and a deck 15 ft wide.

Who owns Monon CO Rt 31 over Jakes Run?

It is owned by the State Highway Agency.