US Bridges

Wv Route 112 over Twelvemile Creek

Fair

Mercer County, West Virginia · 0.13 MI W of CR 38/5 · Structure no. 00000000028A166

Built
1968
57 years old
Condition
Fair
inspected January 2024
Type
Culvert
Concrete Continuous
Length
27 ft
2 main spans
Daily traffic
650
2022 count
Owner
State
State Highway Agency

About this bridge

Wv Route 112 over Twelvemile Creek is a concrete continuous culvert carrying Wv Route 112 over Twelvemile Creek in Mercer County, West Virginia. It was built in 1968, so it is 57 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 5 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 650 vehicles a day, roughly 5% of them trucks, projected to reach 683 by 2042. The structure is 27 ft (8.1 m) long.

CarriesWv Route 112
CrossesTwelvemile Creek
Location0.13 MI W of CR 38/5
RouteState Highway 11200
Coordinates37.31357, -81.05642
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
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98 US tons
Inventory rating98 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length27 ft (8.1 m)
Longest span11 ft (3.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic650 (2022)
Projected traffic683 by 2042
Trucks5%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Wv Route 112 over Twelvemile Creek built?

It was built in 1968, making it 57 years old in 2025.

What condition is Wv Route 112 over Twelvemile Creek 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 January 2024.

How much traffic does Wv Route 112 over Twelvemile Creek carry?

About 650 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is Wv Route 112 over Twelvemile Creek?

The structure is 27 ft (8.1 m) long with a longest span of 11 ft (3.5 m).

Who owns Wv Route 112 over Twelvemile Creek?

It is owned by the State Highway Agency.