US Bridges

Platt RD over Flys Run

Good

Dearborn County, Indiana · 00.70 N of SR 48 · Structure no. 1500037

Built
2017
8 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
84 ft
1 main span
Daily traffic
100
2017 count
Owner
County
County Highway Agency

About this bridge

Platt RD over Flys Run is a prestressed concrete stringer/multi-beam or girder carrying Platt RD over Flys Run in Dearborn County, Indiana. It was built in 2017, so it is 8 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 100 vehicles a day, roughly 10% of them trucks, projected to reach 150 by 2037. The structure is 84 ft (25.6 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesPlatt RD
CrossesFlys Run
Location00.70 N of SR 48
RouteCounty Highway 0
StateIndiana
Coordinates39.15381, -84.99745
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating65 US tons
Inventory rating36.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length84 ft (25.6 m)
Longest span80 ft (24.3 m)
Deck width28 ft (8.5 m)
Roadway width27 ft (8.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2017)
Projected traffic150 by 2037
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Platt RD over Flys Run built?

It was built in 2017, making it 8 years old in 2025.

What condition is Platt RD over Flys Run 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 April 2023.

How much traffic does Platt RD over Flys Run carry?

About 100 vehicles per day (2017 count), of which roughly 10% are trucks.

How long is Platt RD over Flys Run?

The structure is 84 ft (25.6 m) long with a longest span of 80 ft (24.3 m) and a deck 28 ft wide.

Who owns Platt RD over Flys Run?

It is owned by the County Highway Agency.