US Bridges

Olentangy River over Olentangy River

Good

Crawford County, Ohio · 0.5 Mi. W. of SR 100 · Structure no. 1738429

Built
2002
23 years old
Condition
Good
inspected November 2023
Type
Slab
Concrete Continuous
Length
105 ft
3 main spans
Daily traffic
109
2015 count
Owner
County
County Highway Agency

About this bridge

Olentangy River over Olentangy River is a concrete continuous slab carrying Olentangy River over Olentangy River in Crawford County, Ohio. It was built in 2002, so it is 23 years old, younger 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.

It carries about 109 vehicles a day, roughly 7% of them trucks, projected to reach 151 by 2035. The structure is 105 ft (32 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesOlentangy River
CrossesOlentangy River
Location0.5 Mi. W. of SR 100
RouteCounty Highway T0034
StateOhio
Coordinates40.74, -82.91222
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating85.8 US tons
Inventory rating50 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length105 ft (32 m)
Longest span40 ft (12.2 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic109 (2015)
Projected traffic151 by 2035
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Olentangy River over Olentangy River built?

It was built in 2002, making it 23 years old in 2025.

What condition is Olentangy River over Olentangy River 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 November 2023.

How much traffic does Olentangy River over Olentangy River carry?

About 109 vehicles per day (2015 count), of which roughly 7% are trucks.

How long is Olentangy River over Olentangy River?

The structure is 105 ft (32 m) long with a longest span of 40 ft (12.2 m) and a deck 24 ft wide.

Who owns Olentangy River over Olentangy River?

It is owned by the County Highway Agency.