US Bridges

Cl Cnty RD 4 over Triton Coal RR Spur

Good

Campbell County, Wyoming · 14 MI SE of Wright · Structure no. LDP

Built
1998
27 years old
Condition
Good
inspected February 2025
Type
Culvert
Steel
Length
27 ft
1 main span
Daily traffic
918
2024 count
Owner
County
County Highway Agency

About this bridge

Cl Cnty RD 4 over Triton Coal RR Spur is a steel culvert carrying Cl Cnty RD 4 over Triton Coal RR Spur in Campbell County, Wyoming. It was built in 1998, so it is 27 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 918 vehicles a day, roughly 27% of them trucks, projected to reach 1,285 by 2043. The structure is 27 ft (8.1 m) long.

CarriesCl Cnty RD 4
CrossesTriton Coal RR Spur
Location14 MI SE of Wright
RouteCounty Highway 174
StateWyoming
Coordinates43.63558, -105.34248
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
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadH 20
Structure length27 ft (8.1 m)
Longest span27 ft (8.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic918 (2024)
Projected traffic1,285 by 2043
Trucks27%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$3,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Cl Cnty RD 4 over Triton Coal RR Spur built?

It was built in 1998, making it 27 years old in 2025.

What condition is Cl Cnty RD 4 over Triton Coal RR Spur 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 February 2025.

How much traffic does Cl Cnty RD 4 over Triton Coal RR Spur carry?

About 918 vehicles per day (2024 count), of which roughly 27% are trucks.

How long is Cl Cnty RD 4 over Triton Coal RR Spur?

The structure is 27 ft (8.1 m) long with a longest span of 27 ft (8.1 m).

Who owns Cl Cnty RD 4 over Triton Coal RR Spur?

It is owned by the County Highway Agency.