US Bridges

Thayer Rd. over Lost CR (br) Thayer

GoodPosted for load

Allen County, Ohio · 0.14 MI S of Reservoir · Structure no. 0236888

Built
1970
55 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
50 ft
1 main span
Daily traffic
2,761
2019 count
Owner
County
County Highway Agency

About this bridge

Thayer Rd. over Lost CR (br) Thayer is a steel stringer/multi-beam or girder carrying Thayer Rd. over Lost CR (br) Thayer in Allen County, Ohio. It was built in 1970, so it is 55 years old, older than the Ohio average of 47.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. Its operating status is: posted for load restriction.

It carries about 2,761 vehicles a day, roughly 5% of them trucks, projected to reach 2,832 by 2035. The structure is 50 ft (15.1 m) long and 28 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesThayer Rd.
CrossesLost CR (br) Thayer
Location0.14 MI S of Reservoir
RouteCounty Highway C0173
CountyAllen County
StateOhio
Coordinates40.74363, -84.01319
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating31.7 US tons
Inventory rating19 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 20 + Mod
Structure length50 ft (15.1 m)
Longest span44 ft (13.3 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,761 (2019)
Projected traffic2,832 by 2035
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Thayer Rd. over Lost CR (br) Thayer built?

It was built in 1970, making it 55 years old in 2025.

What condition is Thayer Rd. over Lost CR (br) Thayer in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2024.

How much traffic does Thayer Rd. over Lost CR (br) Thayer carry?

About 2,761 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is Thayer Rd. over Lost CR (br) Thayer?

The structure is 50 ft (15.1 m) long with a longest span of 44 ft (13.3 m) and a deck 28 ft wide.

Who owns Thayer Rd. over Lost CR (br) Thayer?

It is owned by the County Highway Agency.