US Bridges

US 20 over Red Lane Draw

Fair

Hot Springs County, Wyoming · Thermopolis - Worland · Structure no. CCC

Built
1976
49 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
61 ft
2 main spans
Daily traffic
2,747
2024 count
Owner
State
State Highway Agency

About this bridge

US 20 over Red Lane Draw is a steel continuous stringer/multi-beam or girder carrying US 20 over Red Lane Draw in Hot Springs County, Wyoming. It was built in 1976, so it is 49 years old, older 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.

It carries about 2,747 vehicles a day, roughly 12% of them trucks, projected to reach 3,846 by 2043. The structure is 61 ft (18.6 m) long and 49 ft wide. If it were closed, the detour would be 39.8 mi (64 km).

CarriesUS 20
CrossesRed Lane Draw
LocationThermopolis - Worland
RouteU.S. Route 20
StateWyoming
Coordinates43.67427, -108.20582
Functional classRural Principal Arterial - Other

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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length61 ft (18.6 m)
Longest span29 ft (8.8 m)
Deck width49 ft (14.8 m)
Roadway width47 ft (14.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,747 (2024)
Projected traffic3,846 by 2043
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed39.8 mi (64 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost$67,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 20 over Red Lane Draw built?

It was built in 1976, making it 49 years old in 2025.

What condition is US 20 over Red Lane Draw 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 April 2024.

How much traffic does US 20 over Red Lane Draw carry?

About 2,747 vehicles per day (2024 count), of which roughly 12% are trucks.

How long is US 20 over Red Lane Draw?

The structure is 61 ft (18.6 m) long with a longest span of 29 ft (8.8 m) and a deck 49 ft wide.

Who owns US 20 over Red Lane Draw?

It is owned by the State Highway Agency.