US Bridges

CR 500S over Big Raccoon Creek

Fair

Boone County, Indiana · 01.00 W of CR 1050 W · Structure no. 0600097

Built
1960
65 years old
Condition
Fair
inspected September 2023
Type
Slab
Concrete Continuous
Length
91 ft
3 main spans
Daily traffic
230
2017 count
Owner
County
County Highway Agency

About this bridge

CR 500S over Big Raccoon Creek is a concrete continuous slab carrying CR 500S over Big Raccoon Creek in Boone County, Indiana. It was built in 1960, so it is 65 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 230 vehicles a day, roughly 5% of them trucks, projected to reach 350 by 2037. The structure is 91 ft (27.8 m) long and 27 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesCR 500S
CrossesBig Raccoon Creek
Location01.00 W of CR 1050 W
RouteCounty Highway 500
CountyBoone County
StateIndiana
Coordinates39.96676, -86.68402
Functional classRural Major Collector

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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.8 US tons
Inventory rating33.4 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length91 ft (27.8 m)
Longest span36 ft (10.9 m)
Deck width27 ft (8.2 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic230 (2017)
Projected traffic350 by 2037
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

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 500S over Big Raccoon Creek built?

It was built in 1960, making it 65 years old in 2025.

What condition is CR 500S over Big Raccoon 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 500S over Big Raccoon Creek carry?

About 230 vehicles per day (2017 count), of which roughly 5% are trucks.

How long is CR 500S over Big Raccoon Creek?

The structure is 91 ft (27.8 m) long with a longest span of 36 ft (10.9 m) and a deck 27 ft wide.

Who owns CR 500S over Big Raccoon Creek?

It is owned by the County Highway Agency.