US Bridges

Pa Cnty RD 3SL over Greybull River

Good

Park County, Wyoming · 15 Mi. NE of Meeteetse · Structure no. EHY

Built
1964
61 years old
Condition
Good
inspected March 2023
Type
Channel Beam
Concrete
Length
101 ft
2 main spans
Daily traffic
36
2024 count
Owner
County
County Highway Agency

About this bridge

Pa Cnty RD 3SL over Greybull River is a concrete channel beam carrying Pa Cnty RD 3SL over Greybull River in Park County, Wyoming. It was built in 1964, so it is 61 years old, older 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 36 vehicles a day, roughly 8% of them trucks, projected to reach 50 by 2043. The structure is 101 ft (30.8 m) long and 15 ft wide. If it were closed, the detour would be 16.8 mi (27 km).

CarriesPa Cnty RD 3SL
CrossesGreybull River
Location15 Mi. NE of Meeteetse
RouteCounty Highway 3SL
StateWyoming
Coordinates44.33798, -108.68702
Functional classRural Local

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating35.7 US tons
Inventory rating27.8 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans2
Design loadHS 15
Structure length101 ft (30.8 m)
Longest span50 ft (15.2 m)
Deck width15 ft (4.6 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic36 (2024)
Projected traffic50 by 2043
Trucks8%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.8 mi (27 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$58,000
NavigationNo navigation control on waterway

Frequently asked questions

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

It was built in 1964, making it 61 years old in 2025.

What condition is Pa Cnty RD 3SL over Greybull River 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 March 2023.

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

About 36 vehicles per day (2024 count), of which roughly 8% are trucks.

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

The structure is 101 ft (30.8 m) long with a longest span of 50 ft (15.2 m) and a deck 15 ft wide.

Who owns Pa Cnty RD 3SL over Greybull River?

It is owned by the County Highway Agency.