US Bridges

Wendel Kincheloe R over Rattlesnake Creek 002

PoorPosted for load

Rosebud County, Montana · 20M NW Sumatra · Structure no. L44109007+09001

Built
1950
75 years old
Condition
Poor
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
134 ft
4 main spans
Daily traffic
100
2025 count
Owner
County
County Highway Agency

About this bridge

Wendel Kincheloe R over Rattlesnake Creek 002 is a steel stringer/multi-beam or girder carrying Wendel Kincheloe R over Rattlesnake Creek 002 in Rosebud County, Montana. It was built in 1950, so it is 75 years old, older than the Montana average of 47 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 100 vehicles a day, roughly 3% of them trucks, projected to reach 100 by 2040. The structure is 134 ft (40.7 m) long and 10 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesWendel Kincheloe R
CrossesRattlesnake Creek 002
Location20M NW Sumatra
RouteCounty Highway 44109
StateMontana
Coordinates46.81694, -107.84639
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating5 US tons
Inventory rating5 US tons

Structure

MaterialSteel
DeckSteel plate
Main spans4
Design loadUnknown
Structure length134 ft (40.7 m)
Longest span41 ft (12.5 m)
Deck width10 ft (3.1 m)
Roadway width10 ft (2.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2025)
Projected traffic100 by 2040
Trucks3%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$195,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Wendel Kincheloe R over Rattlesnake Creek 002 built?

It was built in 1950, making it 75 years old in 2025.

What condition is Wendel Kincheloe R over Rattlesnake Creek 002 in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in September 2024.

How much traffic does Wendel Kincheloe R over Rattlesnake Creek 002 carry?

About 100 vehicles per day (2025 count), of which roughly 3% are trucks.

How long is Wendel Kincheloe R over Rattlesnake Creek 002?

The structure is 134 ft (40.7 m) long with a longest span of 41 ft (12.5 m) and a deck 10 ft wide.

Who owns Wendel Kincheloe R over Rattlesnake Creek 002?

It is owned by the County Highway Agency.