US Bridges

Wyo 220 over Bates Creek

Fair

Natrona County, Wyoming · Muddy Gap Jct-Wyo 487 JCT · Structure no. BUJ

Built
1963
62 years old
Condition
Fair
inspected April 2023
Type
Slab
Concrete Continuous
Length
119 ft
4 main spans
Daily traffic
3,090
2024 count
Owner
State
State Highway Agency

About this bridge

Wyo 220 over Bates Creek is a concrete continuous slab carrying Wyo 220 over Bates Creek in Natrona County, Wyoming. It was built in 1963, so it is 62 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 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 3,090 vehicles a day, roughly 20% of them trucks, projected to reach 4,326 by 2043. The structure is 119 ft (36.3 m) long and 33 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

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CarriesWyo 220
CrossesBates Creek
LocationMuddy Gap Jct-Wyo 487 JCT
RouteState Highway 220
CountyNatrona County
StateWyoming
Coordinates42.66904, -106.59365
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.9 US tons
Inventory rating37 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length119 ft (36.3 m)
Longest span33 ft (10.1 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,090 (2024)
Projected traffic4,326 by 2043
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Wyo 220 over Bates Creek built?

It was built in 1963, making it 62 years old in 2025.

What condition is Wyo 220 over Bates Creek 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 2023.

How much traffic does Wyo 220 over Bates Creek carry?

About 3,090 vehicles per day (2024 count), of which roughly 20% are trucks.

How long is Wyo 220 over Bates Creek?

The structure is 119 ft (36.3 m) long with a longest span of 33 ft (10.1 m) and a deck 33 ft wide.

Who owns Wyo 220 over Bates Creek?

It is owned by the State Highway Agency.