US Bridges

CO Cnty RD 48 over BNSF Railway

Fair

Converse County, Wyoming · 12 Miles N.E. of Douglas · Structure no. DTZ

Built
1978
47 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
194 ft
3 main spans
Daily traffic
219
2024 count
Owner
County
County Highway Agency

About this bridge

CO Cnty RD 48 over BNSF Railway is a steel continuous stringer/multi-beam or girder carrying CO Cnty RD 48 over BNSF Railway in Converse County, Wyoming. It was built in 1978, so it is 47 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 219 vehicles a day, roughly 38% of them trucks, projected to reach 307 by 2043. The structure is 194 ft (59.1 m) long and 31 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesCO Cnty RD 48
CrossesBNSF Railway
Location12 Miles N.E. of Douglas
RouteCounty Highway 48
CountyConverse County
StateWyoming
Coordinates42.85579, -105.22152
Functional classRural Local

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating49.6 US tons
Inventory rating33.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length194 ft (59.1 m)
Longest span74 ft (22.6 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic219 (2024)
Projected traffic307 by 2043
Trucks38%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed3.1 mi (5 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$32,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was CO Cnty RD 48 over BNSF Railway built?

It was built in 1978, making it 47 years old in 2025.

What condition is CO Cnty RD 48 over BNSF Railway 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 September 2024.

How much traffic does CO Cnty RD 48 over BNSF Railway carry?

About 219 vehicles per day (2024 count), of which roughly 38% are trucks.

How long is CO Cnty RD 48 over BNSF Railway?

The structure is 194 ft (59.1 m) long with a longest span of 74 ft (22.6 m) and a deck 31 ft wide.

Who owns CO Cnty RD 48 over BNSF Railway?

It is owned by the County Highway Agency.