US Bridges

Franklin Road over Flat Branch

Good

Marion County, Indiana · 00.01 S of Frye Road · Structure no. 4900675

Built
2012
13 years old
Condition
Good
inspected July 2024
Type
Culvert
Concrete
Length
31 ft
1 main span
Daily traffic
7,208
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

Franklin Road over Flat Branch is a concrete culvert carrying Franklin Road over Flat Branch in Marion County, Indiana. It was built in 2012, so it is 13 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 7,208 vehicles a day, roughly 5% of them trucks, projected to reach 10,710 by 2039. The structure is 31 ft (9.6 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesFranklin Road
CrossesFlat Branch
Location00.01 S of Frye Road
RouteCity Street 115
StateIndiana
Coordinates39.65412, -86.01846
Functional classUrban Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
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 typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadOther
Structure length31 ft (9.6 m)
Longest span29 ft (8.9 m)
Deck width28 ft (8.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,208 (2019)
Projected traffic10,710 by 2039
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Franklin Road over Flat Branch built?

It was built in 2012, making it 13 years old in 2025.

What condition is Franklin Road over Flat Branch 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 July 2024.

How much traffic does Franklin Road over Flat Branch carry?

About 7,208 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is Franklin Road over Flat Branch?

The structure is 31 ft (9.6 m) long with a longest span of 29 ft (8.9 m) and a deck 28 ft wide.

Who owns Franklin Road over Flat Branch?

It is owned by the City or Municipal Highway Agency.