US Bridges

Pa Cnty RD 3XQ over Greybull River

Poor

Park County, Wyoming · 23 Miles Ne. of Meeteetse · Structure no. EHZ

Built
1955
70 years old, rebuilt 1973
Condition
Poor
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
121 ft
2 main spans
Daily traffic
53
2024 count
Owner
County
County Highway Agency

About this bridge

Pa Cnty RD 3XQ over Greybull River is a steel stringer/multi-beam or girder carrying Pa Cnty RD 3XQ over Greybull River in Park County, Wyoming. It was built in 1955 and reconstructed in 1973, so it is 70 years old, older than the Wyoming average of 48.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 53 vehicles a day, roughly 8% of them trucks, projected to reach 74 by 2043. The structure is 121 ft (36.9 m) long and 16 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesPa Cnty RD 3XQ
CrossesGreybull River
Location23 Miles Ne. of Meeteetse
RouteCounty Highway 3XQ
StateWyoming
Coordinates44.39117, -108.58372
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating57 US tons
Inventory rating33 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadH 20
Structure length121 ft (36.9 m)
Longest span60 ft (18.3 m)
Deck width16 ft (5 m)
Roadway width15 ft (4.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic53 (2024)
Projected traffic74 by 2043
Trucks8%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$87,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Pa Cnty RD 3XQ over Greybull River built?

It was built in 1955, making it 70 years old in 2025. It was reconstructed in 1973.

What condition is Pa Cnty RD 3XQ over Greybull River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in March 2023.

How much traffic does Pa Cnty RD 3XQ over Greybull River carry?

About 53 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is Pa Cnty RD 3XQ over Greybull River?

The structure is 121 ft (36.9 m) long with a longest span of 60 ft (18.3 m) and a deck 16 ft wide.

Who owns Pa Cnty RD 3XQ over Greybull River?

It is owned by the County Highway Agency.