US Bridges

Oak Grove Road over Owl Creek

FairPosted for load

Brown County, Indiana · .1 Mi. W. of Helmsburg RD · Structure no. 0700024

Built
1989
36 years old
Condition
Fair
inspected October 2023
Type
Slab
Wood or Timber
Length
50 ft
3 main spans
Daily traffic
450
2021 count
Owner
County
County Highway Agency

About this bridge

Oak Grove Road over Owl Creek is a wood or timber slab carrying Oak Grove Road over Owl Creek in Brown County, Indiana. It was built in 1989, so it is 36 years old, younger than the Indiana average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 450 vehicles a day, roughly 6% of them trucks, projected to reach 625 by 2041. The structure is 50 ft (15.2 m) long and 22 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

Open in Google Maps
CarriesOak Grove Road
CrossesOwl Creek
Location.1 Mi. W. of Helmsburg RD
RouteCounty Highway 0
CountyBrown County
StateIndiana
Coordinates39.21372, -86.27415
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating23.3 US tons
Inventory rating23.3 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadHS 20
Structure length50 ft (15.2 m)
Longest span26 ft (7.9 m)
Deck width22 ft (6.7 m)
Roadway width21 ft (6.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic450 (2021)
Projected traffic625 by 2041
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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 Oak Grove Road over Owl Creek built?

It was built in 1989, making it 36 years old in 2025.

What condition is Oak Grove Road over Owl Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2023.

How much traffic does Oak Grove Road over Owl Creek carry?

About 450 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is Oak Grove Road over Owl Creek?

The structure is 50 ft (15.2 m) long with a longest span of 26 ft (7.9 m) and a deck 22 ft wide.

Who owns Oak Grove Road over Owl Creek?

It is owned by the County Highway Agency.