US Bridges

I-25 Sbl over Glendo Intg

Good

Platte County, Wyoming · Glendo Marginal · Structure no. AFM

Built
1974
51 years old
Condition
Good
inspected March 2023
Type
Tee Beam
Concrete Continuous
Length
145 ft
3 main spans
Daily traffic
3,379
2024 count
Owner
State
State Highway Agency

About this bridge

I-25 Sbl over Glendo Intg is a concrete continuous tee beam carrying I-25 Sbl over Glendo Intg in Platte County, Wyoming. It was built in 1974, so it is 51 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 3,379 vehicles a day, roughly 26% of them trucks, projected to reach 4,731 by 2043. The structure is 145 ft (44.2 m) long and 45 ft wide.

CarriesI-25 Sbl
CrossesGlendo Intg
LocationGlendo Marginal
RouteInterstate 25
StateWyoming
Coordinates42.50292, -105.03042
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.
Substructure8 Very GoodNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.2 US tons
Inventory rating28.1 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length145 ft (44.2 m)
Longest span57 ft (17.4 m)
Deck width45 ft (13.6 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,379 (2024)
Projected traffic4,731 by 2043
Trucks26%
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-25 Sbl over Glendo Intg built?

It was built in 1974, making it 51 years old in 2025.

What condition is I-25 Sbl over Glendo Intg 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 2023.

How much traffic does I-25 Sbl over Glendo Intg carry?

About 3,379 vehicles per day (2024 count), of which roughly 26% are trucks.

How long is I-25 Sbl over Glendo Intg?

The structure is 145 ft (44.2 m) long with a longest span of 57 ft (17.4 m) and a deck 45 ft wide.

Who owns I-25 Sbl over Glendo Intg?

It is owned by the State Highway Agency.