US Bridges

Usr 20 over West Br Huron River

Fair

Huron County, Ohio · .13 MI E of SR 547 · Structure no. 3900754

Built
1936
89 years old, rebuilt 1979
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
208 ft
3 main spans
Daily traffic
11,337
2015 count
Owner
State
State Highway Agency

About this bridge

Usr 20 over West Br Huron River is a steel continuous stringer/multi-beam or girder carrying Usr 20 over West Br Huron River in Huron County, Ohio. It was built in 1936 and reconstructed in 1979, so it is 89 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 11,337 vehicles a day, roughly 32% of them trucks, projected to reach 15,736 by 2035. The structure is 208 ft (63.4 m) long and 52 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesUsr 20
CrossesWest Br Huron River
Location.13 MI E of SR 547
RouteU.S. Route 20
StateOhio
Coordinates41.2422, -82.69383
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65 US tons
Inventory rating50.4 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length208 ft (63.4 m)
Longest span80 ft (24.4 m)
Deck width52 ft (15.9 m)
Roadway width45 ft (13.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,337 (2015)
Projected traffic15,736 by 2035
Trucks32%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed19.9 mi (32 km)
TollOn a free road
National Highway SystemYes

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 Usr 20 over West Br Huron River built?

It was built in 1936, making it 89 years old in 2025. It was reconstructed in 1979.

What condition is Usr 20 over West Br Huron River 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 April 2024.

How much traffic does Usr 20 over West Br Huron River carry?

About 11,337 vehicles per day (2015 count), of which roughly 32% are trucks.

How long is Usr 20 over West Br Huron River?

The structure is 208 ft (63.4 m) long with a longest span of 80 ft (24.4 m) and a deck 52 ft wide.

Who owns Usr 20 over West Br Huron River?

It is owned by the State Highway Agency.