US Bridges

SR 340 over Coal Run

Fair

Noble County, Ohio · 2.55M W of JCT SR 821 · Structure no. 6103936

Built
1933
92 years old
Condition
Fair
inspected October 2024
Type
Tee Beam
Concrete
Length
49 ft
1 main span
Daily traffic
1,258
2015 count
Owner
State
State Highway Agency

About this bridge

SR 340 over Coal Run is a concrete tee beam carrying SR 340 over Coal Run in Noble County, Ohio. It was built in 1933, so it is 92 years old, older than the Ohio average of 47.3 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 1,258 vehicles a day, roughly 14% of them trucks, projected to reach 1,746 by 2035. The structure is 49 ft (14.9 m) long and 28 ft wide. If it were closed, the detour would be 18 mi (29 km).

Location

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CarriesSR 340
CrossesCoal Run
Location2.55M W of JCT SR 821
RouteState Highway 340
CountyNoble County
StateOhio
Coordinates39.81016, -81.60344
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to 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 alignment8: Equal to present desirable criteria
Operating rating50 US tons
Inventory rating30 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length49 ft (14.9 m)
Longest span45 ft (13.7 m)
Deck width28 ft (8.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,258 (2015)
Projected traffic1,746 by 2035
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18 mi (29 km)
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 SR 340 over Coal Run built?

It was built in 1933, making it 92 years old in 2025.

What condition is SR 340 over Coal 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 October 2024.

How much traffic does SR 340 over Coal Run carry?

About 1,258 vehicles per day (2015 count), of which roughly 14% are trucks.

How long is SR 340 over Coal Run?

The structure is 49 ft (14.9 m) long with a longest span of 45 ft (13.7 m) and a deck 28 ft wide.

Who owns SR 340 over Coal Run?

It is owned by the State Highway Agency.