US Bridges

Overdorf RD over Shy Rock Ditch

Good

Hamilton County, Indiana · 00.27 N of 221st ST · Structure no. 2900102

Built
2000
25 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
56 ft
1 main span
Daily traffic
460
2021 count
Owner
County
County Highway Agency

About this bridge

Overdorf RD over Shy Rock Ditch is a prestressed concrete stringer/multi-beam or girder carrying Overdorf RD over Shy Rock Ditch in Hamilton County, Indiana. It was built in 2000, so it is 25 years old, younger than the Indiana average of 46.6 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 460 vehicles a day, roughly 2% of them trucks, projected to reach 750 by 2041. The structure is 56 ft (17 m) long and 32 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesOverdorf RD
CrossesShy Rock Ditch
Location00.27 N of 221st ST
RouteCounty Highway 0
StateIndiana
Coordinates40.11313, -85.98561
Functional classUrban 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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.9 US tons
Inventory rating40.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length56 ft (17 m)
Longest span54 ft (16.4 m)
Deck width32 ft (9.9 m)
Roadway width32 ft (9.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic460 (2021)
Projected traffic750 by 2041
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 Overdorf RD over Shy Rock Ditch built?

It was built in 2000, making it 25 years old in 2025.

What condition is Overdorf RD over Shy Rock 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 August 2023.

How much traffic does Overdorf RD over Shy Rock Ditch carry?

About 460 vehicles per day (2021 count), of which roughly 2% are trucks.

How long is Overdorf RD over Shy Rock Ditch?

The structure is 56 ft (17 m) long with a longest span of 54 ft (16.4 m) and a deck 32 ft wide.

Who owns Overdorf RD over Shy Rock Ditch?

It is owned by the County Highway Agency.