US Bridges

Township RD 154 over Bridge over Olentangy Ri

Good

Marion County, Ohio · 0.4 MI S.Of JCT CR 163 · Structure no. 5137519

Built
1996
29 years old
Condition
Good
inspected September 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
116 ft
3 main spans
Daily traffic
324
2015 count
Owner
County
County Highway Agency

About this bridge

Township RD 154 over Bridge over Olentangy Ri is a prestressed concrete box beam or girders - multiple carrying Township RD 154 over Bridge over Olentangy Ri in Marion County, Ohio. It was built in 1996, so it is 29 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 324 vehicles a day, roughly 7% of them trucks, projected to reach 450 by 2035. The structure is 116 ft (35.4 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesTownship RD 154
CrossesBridge over Olentangy Ri
Location0.4 MI S.Of JCT CR 163
RouteCounty Highway T154A
CountyMarion County
StateOhio
Coordinates40.5128, -83.03182
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 protection9 ExcellentNo problems noted.
Last inspectionSeptember 2024
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.4 US tons
Inventory rating42.9 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length116 ft (35.4 m)
Longest span36 ft (11 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic324 (2015)
Projected traffic450 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 Township RD 154 over Bridge over Olentangy Ri built?

It was built in 1996, making it 29 years old in 2025.

What condition is Township RD 154 over Bridge over Olentangy Ri 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 Township RD 154 over Bridge over Olentangy Ri carry?

About 324 vehicles per day (2015 count), of which roughly 7% are trucks.

How long is Township RD 154 over Bridge over Olentangy Ri?

The structure is 116 ft (35.4 m) long with a longest span of 36 ft (11 m) and a deck 24 ft wide.

Who owns Township RD 154 over Bridge over Olentangy Ri?

It is owned by the County Highway Agency.