US Bridges

CO Cnty RD 22 over North Platte River

Poor

Converse County, Wyoming · 5 Miles West of Glenrock · Structure no. IXD

Built
1992
33 years old
Condition
Poor
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
289 ft
5 main spans
Daily traffic
86
2024 count
Owner
County
County Highway Agency

About this bridge

CO Cnty RD 22 over North Platte River is a steel continuous stringer/multi-beam or girder carrying CO Cnty RD 22 over North Platte River in Converse County, Wyoming. It was built in 1992, so it is 33 years old, younger 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 4 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 86 vehicles a day, roughly 37% of them trucks, projected to reach 120 by 2043. The structure is 289 ft (88.1 m) long and 29 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesCO Cnty RD 22
CrossesNorth Platte River
Location5 Miles West of Glenrock
RouteCounty Highway 22
StateWyoming
Coordinates42.85043, -105.98114
Functional classRural Minor Collector

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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating57.5 US tons
Inventory rating36.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length289 ft (88.1 m)
Longest span60 ft (18.3 m)
Deck width29 ft (8.7 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic86 (2024)
Projected traffic120 by 2043
Trucks37%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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$7,000
NavigationNo navigation control on waterway

Frequently asked questions

When was CO Cnty RD 22 over North Platte River built?

It was built in 1992, making it 33 years old in 2025.

What condition is CO Cnty RD 22 over North Platte 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 September 2023.

How much traffic does CO Cnty RD 22 over North Platte River carry?

About 86 vehicles per day (2024 count), of which roughly 37% are trucks.

How long is CO Cnty RD 22 over North Platte River?

The structure is 289 ft (88.1 m) long with a longest span of 60 ft (18.3 m) and a deck 29 ft wide.

Who owns CO Cnty RD 22 over North Platte River?

It is owned by the County Highway Agency.