US Bridges

Cb Cnty RD 608 over Cow Creek

PoorPosted for load

Carbon County, Wyoming · 18 Miles N. of Baggs · Structure no. EEC

Built
1950
75 years old, rebuilt 1981
Condition
Poor
inspected August 2024
Type
Girder and Floorbeam System
Steel
Length
60 ft
1 main span
Daily traffic
67
2024 count
Owner
County
County Highway Agency

About this bridge

Cb Cnty RD 608 over Cow Creek is a steel girder and floorbeam system carrying Cb Cnty RD 608 over Cow Creek in Carbon County, Wyoming. It was built in 1950 and reconstructed in 1981, so it is 75 years old, older than the Wyoming average of 48.4 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 67 vehicles a day, roughly 28% of them trucks, projected to reach 94 by 2043. The structure is 60 ft (18.3 m) long and 18 ft wide. If it were closed, the detour would be 60.9 mi (98 km).

CarriesCb Cnty RD 608
CrossesCow Creek
Location18 Miles N. of Baggs
RouteCounty Highway 608
StateWyoming
Coordinates41.29263, -107.66579
Functional classRural Major Collector

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.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating19.8 US tons
Inventory rating11.9 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadH 20
Structure length60 ft (18.3 m)
Longest span59 ft (18 m)
Deck width18 ft (5.5 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic67 (2024)
Projected traffic94 by 2043
Trucks28%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed60.9 mi (98 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$357,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Cb Cnty RD 608 over Cow Creek built?

It was built in 1950, making it 75 years old in 2025. It was reconstructed in 1981.

What condition is Cb Cnty RD 608 over Cow Creek 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 August 2024.

How much traffic does Cb Cnty RD 608 over Cow Creek carry?

About 67 vehicles per day (2024 count), of which roughly 28% are trucks.

How long is Cb Cnty RD 608 over Cow Creek?

The structure is 60 ft (18.3 m) long with a longest span of 59 ft (18 m) and a deck 18 ft wide.

Who owns Cb Cnty RD 608 over Cow Creek?

It is owned by the County Highway Agency.