US Bridges

I-25 Service Road over Cantel Draw

FairPosted for load

Laramie County, Wyoming · Cheyenne - Chugwater · Structure no. ACS

Built
1954
71 years old
Condition
Fair
inspected March 2024
Type
Slab
Concrete Continuous
Length
81 ft
4 main spans
Daily traffic
34
2024 count
Owner
State
State Highway Agency

About this bridge

I-25 Service Road over Cantel Draw is a concrete continuous slab carrying I-25 Service Road over Cantel Draw 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 34 vehicles a day, roughly 6% of them trucks, projected to reach 48 by 2043. The structure is 81 ft (24.7 m) long and 35 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-25 Service Road
CrossesCantel Draw
LocationCheyenne - Chugwater
StateWyoming
Coordinates41.62683, -104.85519
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41.4 US tons
Inventory rating24.8 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length81 ft (24.7 m)
Longest span22 ft (6.6 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic34 (2024)
Projected traffic48 by 2043
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-25 Service Road over Cantel Draw built?

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

What condition is I-25 Service Road over Cantel Draw 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 I-25 Service Road over Cantel Draw carry?

About 34 vehicles per day (2024 count), of which roughly 6% are trucks.

How long is I-25 Service Road over Cantel Draw?

The structure is 81 ft (24.7 m) long with a longest span of 22 ft (6.6 m) and a deck 35 ft wide.

Who owns I-25 Service Road over Cantel Draw?

It is owned by the State Highway Agency.