US Bridges

US 30 over UPRR

Fair

Laramie County, Wyoming · Cheyenne - Pine Bluffs · Structure no. AZO

Built
1954
71 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
458 ft
5 main spans
Daily traffic
3,666
2024 count
Owner
State
State Highway Agency

About this bridge

US 30 over UPRR is a steel stringer/multi-beam or girder carrying US 30 over UPRR in Laramie County, Wyoming. It was built in 1954, so it is 71 years old, older 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 5 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 3,666 vehicles a day, roughly 3% of them trucks, projected to reach 5,132 by 2043. The structure is 458 ft (139.7 m) long and 35 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesUS 30
CrossesUPRR
LocationCheyenne - Pine Bluffs
RouteU.S. Route 30
CountyLaramie County
StateWyoming
Coordinates41.1593, -104.66406
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating67 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length458 ft (139.7 m)
Longest span160 ft (48.8 m)
Deck width35 ft (10.7 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,666 (2024)
Projected traffic5,132 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 30 over UPRR built?

It was built in 1954, making it 71 years old in 2025.

What condition is US 30 over UPRR 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 March 2024.

How much traffic does US 30 over UPRR carry?

About 3,666 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is US 30 over UPRR?

The structure is 458 ft (139.7 m) long with a longest span of 160 ft (48.8 m) and a deck 35 ft wide.

Who owns US 30 over UPRR?

It is owned by the State Highway Agency.