US Bridges

Pl Cnty RD 204 over Sybille Creek

Good

Platte County, Wyoming · 6 Miles West of Wheatland · Structure no. NCO

Built
2019
6 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
90 ft
3 main spans
Daily traffic
15
2024 count
Owner
County
County Highway Agency

About this bridge

Pl Cnty RD 204 over Sybille Creek is a steel continuous stringer/multi-beam or girder carrying Pl Cnty RD 204 over Sybille Creek in Platte County, Wyoming. It was built in 2019, so it is 6 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 15 vehicles a day, roughly 7% of them trucks, projected to reach 21 by 2043. The structure is 90 ft (27.4 m) long and 27 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesPl Cnty RD 204
CrossesSybille Creek
Location6 Miles West of Wheatland
RouteCounty Highway 204
StateWyoming
Coordinates42.0459, -105.0829
Functional classRural Minor Collector

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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating76.4 US tons
Inventory rating58.5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length90 ft (27.4 m)
Longest span87 ft (26.6 m)
Deck width27 ft (8.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15 (2024)
Projected traffic21 by 2043
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Pl Cnty RD 204 over Sybille Creek built?

It was built in 2019, making it 6 years old in 2025.

What condition is Pl Cnty RD 204 over Sybille Creek 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 November 2024.

How much traffic does Pl Cnty RD 204 over Sybille Creek carry?

About 15 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is Pl Cnty RD 204 over Sybille Creek?

The structure is 90 ft (27.4 m) long with a longest span of 87 ft (26.6 m) and a deck 27 ft wide.

Who owns Pl Cnty RD 204 over Sybille Creek?

It is owned by the County Highway Agency.