US Bridges

SR4 over Beaver Dam Ditch

Good

Champaign County, Ohio · 1.36 Mi. Sw. Jct. SR29 · Structure no. 1100122

Built
1931
94 years old, rebuilt 1993
Condition
Good
inspected March 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
33 ft
1 main span
Daily traffic
4,123
2015 count
Owner
State
State Highway Agency

About this bridge

SR4 over Beaver Dam Ditch is a prestressed concrete box beam or girders - multiple carrying SR4 over Beaver Dam Ditch in Champaign County, Ohio. It was built in 1931 and reconstructed in 1993, so it is 94 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 4,123 vehicles a day, roughly 16% of them trucks, projected to reach 5,723 by 2035. The structure is 33 ft (10.1 m) long and 44 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesSR4
CrossesBeaver Dam Ditch
Location1.36 Mi. Sw. Jct. SR29
RouteState Highway 4
StateOhio
Coordinates40.06304, -83.57864
Functional classRural Principal Arterial - Other

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 inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length33 ft (10.1 m)
Longest span30 ft (9.1 m)
Deck width44 ft (13.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,123 (2015)
Projected traffic5,723 by 2035
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$114,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR4 over Beaver Dam Ditch built?

It was built in 1931, making it 94 years old in 2025. It was reconstructed in 1993.

What condition is SR4 over Beaver Dam Ditch 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 March 2024.

How much traffic does SR4 over Beaver Dam Ditch carry?

About 4,123 vehicles per day (2015 count), of which roughly 16% are trucks.

How long is SR4 over Beaver Dam Ditch?

The structure is 33 ft (10.1 m) long with a longest span of 30 ft (9.1 m) and a deck 44 ft wide.

Who owns SR4 over Beaver Dam Ditch?

It is owned by the State Highway Agency.