US Bridges

Dublin Pike over Flatrock River

Fair

Henry County, Indiana · 00.30 N of CR 300 S · Structure no. 3300096

Built
1972
53 years old
Condition
Fair
inspected August 2023
Type
Slab
Concrete Continuous
Length
102 ft
3 main spans
Daily traffic
2,690
2021 count
Owner
County
County Highway Agency

About this bridge

Dublin Pike over Flatrock River is a concrete continuous slab carrying Dublin Pike over Flatrock River in Henry County, Indiana. It was built in 1972, so it is 53 years old, older 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.

It carries about 2,690 vehicles a day, roughly 8% of them trucks, projected to reach 4,589 by 2041. The structure is 102 ft (31.1 m) long and 33 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesDublin Pike
CrossesFlatrock River
Location00.30 N of CR 300 S
RouteCounty Highway 0
CountyHenry County
StateIndiana
Coordinates39.89274, -85.3162
Functional classRural Major Collector

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 inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to 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 rating35.9 US tons
Inventory rating35.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length102 ft (31.1 m)
Longest span40 ft (12.3 m)
Deck width33 ft (10 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,690 (2021)
Projected traffic4,589 by 2041
Trucks8%
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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$500,000 (2021 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Dublin Pike over Flatrock River built?

It was built in 1972, making it 53 years old in 2025.

What condition is Dublin Pike over Flatrock River 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 August 2023.

How much traffic does Dublin Pike over Flatrock River carry?

About 2,690 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is Dublin Pike over Flatrock River?

The structure is 102 ft (31.1 m) long with a longest span of 40 ft (12.3 m) and a deck 33 ft wide.

Who owns Dublin Pike over Flatrock River?

It is owned by the County Highway Agency.