US Bridges

CR 450E over Branch of Fishback Creek

Fair

Boone County, Indiana · 00.70 N of CR 400 S · Structure no. 0600124

Built
1930
95 years old
Condition
Fair
inspected September 2023
Type
Slab
Concrete
Length
23 ft
1 main span
Daily traffic
110
2017 count
Owner
County
County Highway Agency

About this bridge

CR 450E over Branch of Fishback Creek is a concrete slab carrying CR 450E over Branch of Fishback Creek in Boone County, Indiana. It was built in 1930, so it is 95 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 110 vehicles a day, roughly 3% of them trucks, projected to reach 170 by 2037. The structure is 23 ft (6.9 m) long and 21 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesCR 450E
CrossesBranch of Fishback Creek
Location00.70 N of CR 400 S
RouteCounty Highway 450
CountyBoone County
StateIndiana
Coordinates39.99367, -86.38441
Functional classRural Local

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
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 evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.9 US tons
Inventory rating35.9 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length23 ft (6.9 m)
Longest span21 ft (6.3 m)
Deck width21 ft (6.3 m)
Roadway width19 ft (5.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic110 (2017)
Projected traffic170 by 2037
Trucks3%
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

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 450E over Branch of Fishback Creek built?

It was built in 1930, making it 95 years old in 2025.

What condition is CR 450E over Branch of Fishback Creek 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 September 2023.

How much traffic does CR 450E over Branch of Fishback Creek carry?

About 110 vehicles per day (2017 count), of which roughly 3% are trucks.

How long is CR 450E over Branch of Fishback Creek?

The structure is 23 ft (6.9 m) long with a longest span of 21 ft (6.3 m) and a deck 21 ft wide.

Who owns CR 450E over Branch of Fishback Creek?

It is owned by the County Highway Agency.