US Bridges

Cb Cnty RD 607 over Little Snake River

Fair

Carbon County, Wyoming · 1.5 Mi. S.W. of Savery · Structure no. FGV

Built
1986
39 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
137 ft
3 main spans
Daily traffic
70
2024 count
Owner
County
County Highway Agency

About this bridge

Cb Cnty RD 607 over Little Snake River is a steel stringer/multi-beam or girder carrying Cb Cnty RD 607 over Little Snake River in Carbon County, Wyoming. It was built in 1986, so it is 39 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 70 vehicles a day, roughly 21% of them trucks, projected to reach 98 by 2043. The structure is 137 ft (41.8 m) long and 16 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

Open in Google Maps
CarriesCb Cnty RD 607
CrossesLittle Snake River
Location1.5 Mi. S.W. of Savery
RouteCounty Highway 607
CountyCarbon County
StateWyoming
Coordinates41.01275, -107.47885
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating59 US tons
Inventory rating35.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckCorrugated steel
Main spans3
Design loadHS 20
Structure length137 ft (41.8 m)
Longest span63 ft (19.2 m)
Deck width16 ft (4.9 m)
Roadway width15 ft (4.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic70 (2024)
Projected traffic98 by 2043
Trucks21%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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$719,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Cb Cnty RD 607 over Little Snake River built?

It was built in 1986, making it 39 years old in 2025.

What condition is Cb Cnty RD 607 over Little Snake River 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 August 2023.

How much traffic does Cb Cnty RD 607 over Little Snake River carry?

About 70 vehicles per day (2024 count), of which roughly 21% are trucks.

How long is Cb Cnty RD 607 over Little Snake River?

The structure is 137 ft (41.8 m) long with a longest span of 63 ft (19.2 m) and a deck 16 ft wide.

Who owns Cb Cnty RD 607 over Little Snake River?

It is owned by the County Highway Agency.