US Bridges

Bh Cnty RD R2C over Whistle Creek

FairPosted for load

Big Horn County, Wyoming · 8 Miles S.W. of Byron · Structure no. KIF

Built
1994
31 years old
Condition
Fair
inspected February 2025
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
61 ft
3 main spans
Daily traffic
19
2024 count
Owner
County
County Highway Agency

About this bridge

Bh Cnty RD R2C over Whistle Creek is a steel continuous stringer/multi-beam or girder carrying Bh Cnty RD R2C over Whistle Creek in Big Horn County, Wyoming. It was built in 1994, so it is 31 years old, younger than the Wyoming average of 48.4 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. Its operating status is: posted for load restriction.

It carries about 19 vehicles a day, roughly 5% of them trucks, projected to reach 27 by 2043. The structure is 61 ft (18.6 m) long and 16 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesBh Cnty RD R2C
CrossesWhistle Creek
Location8 Miles S.W. of Byron
RouteCounty Highway 0L20
StateWyoming
Coordinates44.71336, -108.58141
Functional classRural Local

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.
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

MaterialSteel Continuous
DeckCorrugated steel
Main spans3
Design loadHS 20
Structure length61 ft (18.6 m)
Longest span19 ft (5.8 m)
Deck width16 ft (4.9 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19 (2024)
Projected traffic27 by 2043
Trucks5%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$43,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Bh Cnty RD R2C over Whistle Creek built?

It was built in 1994, making it 31 years old in 2025.

What condition is Bh Cnty RD R2C over Whistle 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 February 2025.

How much traffic does Bh Cnty RD R2C over Whistle Creek carry?

About 19 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Bh Cnty RD R2C over Whistle Creek?

The structure is 61 ft (18.6 m) long with a longest span of 19 ft (5.8 m) and a deck 16 ft wide.

Who owns Bh Cnty RD R2C over Whistle Creek?

It is owned by the County Highway Agency.