US Bridges

SR-29 over Tawawa Creek

Good

Shelby County, Ohio · .17MI. W. of Jct. SR-706 · Structure no. 7500343

Built
1932
93 years old, rebuilt 1979
Condition
Good
inspected July 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
75 ft
1 main span
Daily traffic
4,187
2015 count
Owner
State
State Highway Agency

About this bridge

SR-29 over Tawawa Creek is a prestressed concrete box beam or girders - multiple carrying SR-29 over Tawawa Creek in Shelby County, Ohio. It was built in 1932 and reconstructed in 1979, so it is 93 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.

It carries about 4,187 vehicles a day, roughly 10% of them trucks, projected to reach 5,812 by 2035. The structure is 75 ft (22.9 m) long and 28 ft wide. If it were closed, the detour would be 23 mi (37 km).

CarriesSR-29
CrossesTawawa Creek
Location.17MI. W. of Jct. SR-706
RouteState Highway 29
StateOhio
Coordinates40.28387, -84.10539
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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
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 rating56.4 US tons
Inventory rating35.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length75 ft (22.9 m)
Longest span70 ft (21.3 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,187 (2015)
Projected traffic5,812 by 2035
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed23 mi (37 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR-29 over Tawawa Creek built?

It was built in 1932, making it 93 years old in 2025. It was reconstructed in 1979.

What condition is SR-29 over Tawawa Creek 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 July 2024.

How much traffic does SR-29 over Tawawa Creek carry?

About 4,187 vehicles per day (2015 count), of which roughly 10% are trucks.

How long is SR-29 over Tawawa Creek?

The structure is 75 ft (22.9 m) long with a longest span of 70 ft (21.3 m) and a deck 28 ft wide.

Who owns SR-29 over Tawawa Creek?

It is owned by the State Highway Agency.