US Bridges

TR-176 Hengstler R over Ir 75

GoodPosted for load

Auglaize County, Ohio · 1.56 MI N of JCT SR-67 · Structure no. 0602310

Built
1958
67 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
258 ft
4 main spans
Daily traffic
158
2015 count
Owner
State
State Highway Agency

About this bridge

TR-176 Hengstler R over Ir 75 is a steel continuous stringer/multi-beam or girder carrying TR-176 Hengstler R over Ir 75 in Auglaize County, Ohio. It was built in 1958, so it is 67 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 7 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 158 vehicles a day, roughly 8% of them trucks, projected to reach 219 by 2035. The structure is 258 ft (78.6 m) long and 31 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesTR-176 Hengstler R
CrossesIr 75
Location1.56 MI N of JCT SR-67
RouteCounty Highway 176
StateOhio
Coordinates40.60659, -84.15412
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating39.2 US tons
Inventory rating25 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 10
Structure length258 ft (78.6 m)
Longest span70 ft (21.3 m)
Deck width31 ft (9.3 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic158 (2015)
Projected traffic219 by 2035
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 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 TR-176 Hengstler R over Ir 75 built?

It was built in 1958, making it 67 years old in 2025.

What condition is TR-176 Hengstler R over Ir 75 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 April 2024.

How much traffic does TR-176 Hengstler R over Ir 75 carry?

About 158 vehicles per day (2015 count), of which roughly 8% are trucks.

How long is TR-176 Hengstler R over Ir 75?

The structure is 258 ft (78.6 m) long with a longest span of 70 ft (21.3 m) and a deck 31 ft wide.

Who owns TR-176 Hengstler R over Ir 75?

It is owned by the State Highway Agency.