US Bridges

N Main Street over Flat Creek

Good

Scott County, Indiana · 00.23 N Marshfield RD · Structure no. 7200064

Built
1994
31 years old
Condition
Good
inspected September 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
58 ft
1 main span
Daily traffic
200
2021 count
Owner
County
County Highway Agency

About this bridge

N Main Street over Flat Creek is a prestressed concrete box beam or girders - multiple carrying N Main Street over Flat Creek in Scott County, Indiana. It was built in 1994, so it is 31 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 200 vehicles a day, roughly 5% of them trucks, projected to reach 350 by 2041. The structure is 58 ft (17.6 m) long and 25 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesN Main Street
CrossesFlat Creek
Location00.23 N Marshfield RD
RouteCounty Highway 0
StateIndiana
Coordinates38.71835, -85.77137
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 inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.9 US tons
Inventory rating35.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length58 ft (17.6 m)
Longest span56 ft (17 m)
Deck width25 ft (7.7 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2021)
Projected traffic350 by 2041
Trucks5%
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 N Main Street over Flat Creek built?

It was built in 1994, making it 31 years old in 2025.

What condition is N Main Street over Flat Creek 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 September 2023.

How much traffic does N Main Street over Flat Creek carry?

About 200 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is N Main Street over Flat Creek?

The structure is 58 ft (17.6 m) long with a longest span of 56 ft (17 m) and a deck 25 ft wide.

Who owns N Main Street over Flat Creek?

It is owned by the County Highway Agency.