US Bridges

SR-364 over SR 29

Fair

Auglaize County, Ohio · Jct. SR-29 · Structure no. 0603643

Built
1971
54 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
236 ft
4 main spans
Daily traffic
520
2015 count
Owner
State
State Highway Agency

About this bridge

SR-364 over SR 29 is a steel continuous stringer/multi-beam or girder carrying SR-364 over SR 29 in Auglaize County, Ohio. It was built in 1971, so it is 54 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 520 vehicles a day, roughly 3% of them trucks, projected to reach 722 by 2035. The structure is 236 ft (71.9 m) long and 42 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSR-364
CrossesSR 29
LocationJct. SR-29
RouteState Highway 364
StateOhio
Coordinates40.55694, -84.44447
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.
Substructure7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating35.7 US tons
Inventory rating28.5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length236 ft (71.9 m)
Longest span68 ft (20.7 m)
Deck width42 ft (12.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic520 (2015)
Projected traffic722 by 2035
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR-364 over SR 29 built?

It was built in 1971, making it 54 years old in 2025.

What condition is SR-364 over SR 29 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 SR-364 over SR 29 carry?

About 520 vehicles per day (2015 count), of which roughly 3% are trucks.

How long is SR-364 over SR 29?

The structure is 236 ft (71.9 m) long with a longest span of 68 ft (20.7 m) and a deck 42 ft wide.

Who owns SR-364 over SR 29?

It is owned by the State Highway Agency.