US Bridges

SR 47 over Rattlesnake Creek

Good

Montgomery County, Indiana · 03.55 N SR 234 · Structure no. 076614

Built
2006
19 years old
Condition
Good
inspected March 2023
Type
Slab
Concrete Continuous
Length
101 ft
3 main spans
Daily traffic
4,831
2021 count
Owner
State
State Highway Agency

About this bridge

SR 47 over Rattlesnake Creek is a concrete continuous slab carrying SR 47 over Rattlesnake Creek in Montgomery County, Indiana. It was built in 2006, so it is 19 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 4,831 vehicles a day, roughly 6% of them trucks, projected to reach 6,786 by 2032. The structure is 101 ft (30.9 m) long and 43 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesSR 47
CrossesRattlesnake Creek
Location03.55 N SR 234
RouteState Highway 47
StateIndiana
Coordinates39.96814, -86.93837
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length101 ft (30.9 m)
Longest span38 ft (11.7 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,831 (2021)
Projected traffic6,786 by 2032
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 SR 47 over Rattlesnake Creek built?

It was built in 2006, making it 19 years old in 2025.

What condition is SR 47 over Rattlesnake 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 March 2023.

How much traffic does SR 47 over Rattlesnake Creek carry?

About 4,831 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is SR 47 over Rattlesnake Creek?

The structure is 101 ft (30.9 m) long with a longest span of 38 ft (11.7 m) and a deck 43 ft wide.

Who owns SR 47 over Rattlesnake Creek?

It is owned by the State Highway Agency.