US Bridges

CR 400S over Fishback Creek

Good

Boone County, Indiana · 00.30 W CR 575 E · Structure no. 0600215

Built
2015
10 years old
Condition
Good
inspected September 2023
Type
Slab
Concrete Continuous
Length
216 ft
3 main spans
Daily traffic
6,820
2017 count
Owner
County
County Highway Agency

About this bridge

CR 400S over Fishback Creek is a concrete continuous slab carrying CR 400S over Fishback Creek in Boone County, Indiana. It was built in 2015, so it is 10 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 6,820 vehicles a day, roughly 10% of them trucks, projected to reach 10,380 by 2037. The structure is 216 ft (65.9 m) long and 80 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCR 400S
CrossesFishback Creek
Location00.30 W CR 575 E
RouteCounty Highway 575
StateIndiana
Coordinates39.98247, -86.36137
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than 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 rating49.3 US tons
Inventory rating37.8 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length216 ft (65.9 m)
Longest span83 ft (25.3 m)
Deck width80 ft (24.4 m)
Roadway width64 ft (19.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,820 (2017)
Projected traffic10,380 by 2037
Trucks10%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 CR 400S over Fishback Creek built?

It was built in 2015, making it 10 years old in 2025.

What condition is CR 400S over Fishback 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 CR 400S over Fishback Creek carry?

About 6,820 vehicles per day (2017 count), of which roughly 10% are trucks.

How long is CR 400S over Fishback Creek?

The structure is 216 ft (65.9 m) long with a longest span of 83 ft (25.3 m) and a deck 80 ft wide.

Who owns CR 400S over Fishback Creek?

It is owned by the County Highway Agency.