US Bridges

I-25 Nbl over Canal No. 2

Good

Platte County, Wyoming · Wheatland Marginal · Structure no. BPF

Built
1975
50 years old
Condition
Good
inspected March 2024
Type
Tee Beam
Concrete Continuous
Length
115 ft
3 main spans
Daily traffic
3,657
2024 count
Owner
State
State Highway Agency

About this bridge

I-25 Nbl over Canal No. 2 is a concrete continuous tee beam carrying I-25 Nbl over Canal No. 2 in Platte County, Wyoming. It was built in 1975, so it is 50 years old, older 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 3,657 vehicles a day, roughly 30% of them trucks, projected to reach 5,120 by 2043. The structure is 115 ft (35.1 m) long and 45 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-25 Nbl
CrossesCanal No. 2
LocationWheatland Marginal
RouteInterstate 25
StateWyoming
Coordinates42.0538, -104.96537
Functional classRural 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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no 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 rating46.4 US tons
Inventory rating28.1 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length115 ft (35.1 m)
Longest span50 ft (15.2 m)
Deck width45 ft (13.6 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,657 (2024)
Projected traffic5,120 by 2043
Trucks30%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 Nbl over Canal No. 2 built?

It was built in 1975, making it 50 years old in 2025.

What condition is I-25 Nbl over Canal No. 2 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 March 2024.

How much traffic does I-25 Nbl over Canal No. 2 carry?

About 3,657 vehicles per day (2024 count), of which roughly 30% are trucks.

How long is I-25 Nbl over Canal No. 2?

The structure is 115 ft (35.1 m) long with a longest span of 50 ft (15.2 m) and a deck 45 ft wide.

Who owns I-25 Nbl over Canal No. 2?

It is owned by the State Highway Agency.