US Bridges

SR 340 over West Fork Duck Creek

Fair

Noble County, Ohio · 0.1M W of JCT SR 821 · Structure no. 6103960

Built
1939
86 years old
Condition
Fair
inspected October 2024
Type
Slab
Concrete Continuous
Length
82 ft
3 main spans
Daily traffic
1,258
2015 count
Owner
State
State Highway Agency

About this bridge

SR 340 over West Fork Duck Creek is a concrete continuous slab carrying SR 340 over West Fork Duck Creek in Noble County, Ohio. It was built in 1939, so it is 86 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 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 1,258 vehicles a day, roughly 14% of them trucks, projected to reach 1,746 by 2035. The structure is 82 ft (24.9 m) long and 28 ft wide. If it were closed, the detour would be 18 mi (29 km).

Location

Open in Google Maps
CarriesSR 340
CrossesWest Fork Duck Creek
Location0.1M W of JCT SR 821
RouteState Highway 340
CountyNoble County
StateOhio
Coordinates39.79419, -81.56304
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 rating57.1 US tons
Inventory rating32.2 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadH 15
Structure length82 ft (24.9 m)
Longest span32 ft (9.8 m)
Deck width28 ft (8.4 m)
Roadway width25 ft (7.7 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 West Fork Duck Creek built?

It was built in 1939, making it 86 years old in 2025.

What condition is SR 340 over West Fork Duck 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 October 2024.

How much traffic does SR 340 over West Fork Duck Creek carry?

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

How long is SR 340 over West Fork Duck Creek?

The structure is 82 ft (24.9 m) long with a longest span of 32 ft (9.8 m) and a deck 28 ft wide.

Who owns SR 340 over West Fork Duck Creek?

It is owned by the State Highway Agency.