US Bridges

CR 600S over Rattlesnake Creek

Fair

Montgomery County, Indiana · 00.20 W of US 231 · Structure no. 5400093

Built
1960
65 years old
Condition
Fair
inspected April 2024
Type
Slab
Concrete Continuous
Length
59 ft
3 main spans
Daily traffic
2,980
2024 count
Owner
County
County Highway Agency

About this bridge

CR 600S over Rattlesnake Creek is a concrete continuous slab carrying CR 600S over Rattlesnake Creek in Montgomery 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 5 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 2,980 vehicles a day, roughly 15% of them trucks, projected to reach 4,210 by 2042. The structure is 59 ft (18.1 m) long and 28 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesCR 600S
CrossesRattlesnake Creek
Location00.20 W of US 231
RouteCounty Highway 384
CountyMontgomery County
StateIndiana
Coordinates39.95241, -86.90644
Functional classRural Minor 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
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 geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating48.5 US tons
Inventory rating35.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length59 ft (18.1 m)
Longest span22 ft (6.8 m)
Deck width28 ft (8.5 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,980 (2024)
Projected traffic4,210 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 CR 600S over Rattlesnake Creek built?

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

What condition is CR 600S over Rattlesnake 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 April 2024.

How much traffic does CR 600S over Rattlesnake Creek carry?

About 2,980 vehicles per day (2024 count), of which roughly 15% are trucks.

How long is CR 600S over Rattlesnake Creek?

The structure is 59 ft (18.1 m) long with a longest span of 22 ft (6.8 m) and a deck 28 ft wide.

Who owns CR 600S over Rattlesnake Creek?

It is owned by the County Highway Agency.