US Bridges

Wyo 259 over East Teapot Creek

Fair

Natrona County, Wyoming · Casper-Midwest Road · Structure no. LBC

Built
1999
26 years old
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
131 ft
3 main spans
Daily traffic
3,821
2024 count
Owner
State
State Highway Agency

About this bridge

Wyo 259 over East Teapot Creek is a steel continuous stringer/multi-beam or girder carrying Wyo 259 over East 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 3,821 vehicles a day, roughly 20% of them trucks, projected to reach 5,349 by 2043. The structure is 131 ft (39.9 m) long and 43 ft wide. If it were closed, the detour would be 34.8 mi (56 km).

CarriesWyo 259
CrossesEast Teapot Creek
LocationCasper-Midwest Road
RouteState Highway 259
StateWyoming
Coordinates43.23073, -106.31401
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 protection8 Very GoodNo problems noted.
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 rating79 US tons
Inventory rating47 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length131 ft (39.9 m)
Longest span49 ft (14.9 m)
Deck width43 ft (13 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,821 (2024)
Projected traffic5,349 by 2043
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed34.8 mi (56 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 East Teapot Creek built?

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

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

About 3,821 vehicles per day (2024 count), of which roughly 20% are trucks.

How long is Wyo 259 over East Teapot Creek?

The structure is 131 ft (39.9 m) long with a longest span of 49 ft (14.9 m) and a deck 43 ft wide.

Who owns Wyo 259 over East Teapot Creek?

It is owned by the State Highway Agency.