US Bridges

SB Cnty RD 179 over Green River

Good

Sublette County, Wyoming · 5 MI E of Daniel · Structure no. MSN

Built
2015
10 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
210 ft
3 main spans
Daily traffic
60
2024 count
Owner
County
County Highway Agency

About this bridge

SB Cnty RD 179 over Green River is a steel continuous stringer/multi-beam or girder carrying SB Cnty RD 179 over Green River in Sublette County, Wyoming. It was built in 2015, so it is 10 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 60 vehicles a day, roughly 25% of them trucks, projected to reach 84 by 2043. The structure is 210 ft (64 m) long and 29 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesSB Cnty RD 179
CrossesGreen River
Location5 MI E of Daniel
RouteCounty Highway 179
StateWyoming
Coordinates42.86897, -109.98021
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating58.5 US tons
Inventory rating45 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length210 ft (64 m)
Longest span83 ft (25.3 m)
Deck width29 ft (8.9 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60 (2024)
Projected traffic84 by 2043
Trucks25%
Lanes on structure2
Traffic directionTwo-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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SB Cnty RD 179 over Green River built?

It was built in 2015, making it 10 years old in 2025.

What condition is SB Cnty RD 179 over Green River 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 July 2023.

How much traffic does SB Cnty RD 179 over Green River carry?

About 60 vehicles per day (2024 count), of which roughly 25% are trucks.

How long is SB Cnty RD 179 over Green River?

The structure is 210 ft (64 m) long with a longest span of 83 ft (25.3 m) and a deck 29 ft wide.

Who owns SB Cnty RD 179 over Green River?

It is owned by the County Highway Agency.