US Bridges

Royal Street over Prairie Creek

Good

Boone County, Indiana · 00.01 W of SR 39 · Structure no. 0600174

Built
2000
25 years old
Condition
Good
inspected September 2023
Type
Culvert
Concrete
Length
50 ft
1 main span
Daily traffic
400
2017 count
Owner
County
County Highway Agency

About this bridge

Royal Street over Prairie Creek is a concrete culvert carrying Royal Street over Prairie Creek in Boone County, Indiana. It was built in 2000, so it is 25 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 400 vehicles a day, roughly 5% of them trucks, projected to reach 610 by 2037. The structure is 50 ft (15.2 m) long. If it were closed, the detour would be 0.6 mi (1 km).

CarriesRoyal Street
CrossesPrairie Creek
Location00.01 W of SR 39
RouteCity Street 0
StateIndiana
Coordinates40.05379, -86.47053
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 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
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 loadHS 20
Structure length50 ft (15.2 m)
Longest span46 ft (14 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2017)
Projected traffic610 by 2037
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 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 Royal Street over Prairie Creek built?

It was built in 2000, making it 25 years old in 2025.

What condition is Royal Street over Prairie 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 Royal Street over Prairie Creek carry?

About 400 vehicles per day (2017 count), of which roughly 5% are trucks.

How long is Royal Street over Prairie Creek?

The structure is 50 ft (15.2 m) long with a longest span of 46 ft (14 m).

Who owns Royal Street over Prairie Creek?

It is owned by the County Highway Agency.