US Bridges

I-25 Sbl over Randall Avenue

Good

Laramie County, Wyoming · Cheyenne Marginal · Structure no. MCK

Built
2009
16 years old
Condition
Good
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
240 ft
3 main spans
Daily traffic
14,483
2024 count
Owner
State
State Highway Agency

About this bridge

I-25 Sbl over Randall Avenue is a steel continuous stringer/multi-beam or girder carrying I-25 Sbl over Randall Avenue in Laramie County, Wyoming. It was built in 2009, so it is 16 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 14,483 vehicles a day, roughly 8% of them trucks, projected to reach 20,276 by 2043. The structure is 240 ft (73.2 m) long and 43 ft wide.

CarriesI-25 Sbl
CrossesRandall Avenue
LocationCheyenne Marginal
RouteInterstate 25
StateWyoming
Coordinates41.14599, -104.83906
Functional classUrban Principal Arterial - Interstate

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.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.8 US tons
Inventory rating33.1 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length240 ft (73.2 m)
Longest span137 ft (41.8 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,483 (2024)
Projected traffic20,276 by 2043
Trucks8%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.8 million
NavigationNo navigation control on waterway

Frequently asked questions

When was I-25 Sbl over Randall Avenue built?

It was built in 2009, making it 16 years old in 2025.

What condition is I-25 Sbl over Randall Avenue 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 January 2024.

How much traffic does I-25 Sbl over Randall Avenue carry?

About 14,483 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is I-25 Sbl over Randall Avenue?

The structure is 240 ft (73.2 m) long with a longest span of 137 ft (41.8 m) and a deck 43 ft wide.

Who owns I-25 Sbl over Randall Avenue?

It is owned by the State Highway Agency.