US Bridges

Bh Cnty RD R5B over Coon Creek

Good

Big Horn County, Wyoming · T56N R97W S34 · Structure no. KCH

Built
1994
31 years old
Condition
Good
inspected January 2024
Type
Culvert
Concrete Continuous
Length
21 ft
2 main spans
Daily traffic
146
2024 count
Owner
County
County Highway Agency

About this bridge

Bh Cnty RD R5B over Coon Creek is a concrete continuous culvert carrying Bh Cnty RD R5B over Coon 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 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 146 vehicles a day, roughly 39% of them trucks, projected to reach 204 by 2043. The structure is 21 ft (6.3 m) long and 29 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesBh Cnty RD R5B
CrossesCoon Creek
LocationT56N R97W S34
RouteCounty Highway 0R5B
StateWyoming
Coordinates44.78325, -108.51293
Functional classRural Minor Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72.8 US tons
Inventory rating43.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length21 ft (6.3 m)
Longest span10 ft (3 m)
Deck width29 ft (8.9 m)
Roadway width25 ft (7.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic146 (2024)
Projected traffic204 by 2043
Trucks39%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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$4,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Bh Cnty RD R5B over Coon Creek built?

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

What condition is Bh Cnty RD R5B over Coon 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 January 2024.

How much traffic does Bh Cnty RD R5B over Coon Creek carry?

About 146 vehicles per day (2024 count), of which roughly 39% are trucks.

How long is Bh Cnty RD R5B over Coon Creek?

The structure is 21 ft (6.3 m) long with a longest span of 10 ft (3 m) and a deck 29 ft wide.

Who owns Bh Cnty RD R5B over Coon Creek?

It is owned by the County Highway Agency.