US Bridges

Wyo 259 over Teapot Creek

Fair

Natrona County, Wyoming · I-25 - Midwest Road · Structure no. LBD

Built
1999
26 years old
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
164 ft
3 main spans
Daily traffic
3,919
2024 count
Owner
State
State Highway Agency

About this bridge

Wyo 259 over Teapot Creek is a steel continuous stringer/multi-beam or girder carrying Wyo 259 over Teapot Creek in Natrona County, Wyoming. It was built in 1999, so it is 26 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 3,919 vehicles a day, roughly 17% of them trucks, projected to reach 5,487 by 2043. The structure is 164 ft (50 m) long and 43 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesWyo 259
CrossesTeapot Creek
LocationI-25 - Midwest Road
RouteState Highway 259
StateWyoming
Coordinates43.24158, -106.31472
Functional classRural Minor Arterial

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82 US tons
Inventory rating49.1 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length164 ft (50 m)
Longest span61 ft (18.6 m)
Deck width43 ft (13 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,919 (2024)
Projected traffic5,487 by 2043
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Wyo 259 over Teapot Creek built?

It was built in 1999, making it 26 years old in 2025.

What condition is Wyo 259 over Teapot 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 259 over Teapot Creek carry?

About 3,919 vehicles per day (2024 count), of which roughly 17% are trucks.

How long is Wyo 259 over Teapot Creek?

The structure is 164 ft (50 m) long with a longest span of 61 ft (18.6 m) and a deck 43 ft wide.

Who owns Wyo 259 over Teapot Creek?

It is owned by the State Highway Agency.