US Bridges

I-90/US 14/87 Bus over I-90

Good

Sheridan County, Wyoming · Sheridan N Main Street · Structure no. MXA

Built
2017
8 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
245 ft
3 main spans
Daily traffic
6,639
2024 count
Owner
State
State Highway Agency

About this bridge

I-90/US 14/87 Bus over I-90 is a steel continuous stringer/multi-beam or girder carrying I-90/US 14/87 Bus over I-90 in Sheridan County, Wyoming. It was built in 2017, so it is 8 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 6,639 vehicles a day, roughly 2% of them trucks, projected to reach 9,295 by 2043. The structure is 245 ft (74.7 m) long and 51 ft wide.

Location

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CarriesI-90/US 14/87 Bus
CrossesI-90
LocationSheridan N Main Street
RouteInterstate 60
CountySheridan County
StateWyoming
Coordinates44.8381, -106.9729
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.5 US tons
Inventory rating44.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length245 ft (74.7 m)
Longest span159 ft (48.5 m)
Deck width51 ft (15.5 m)
Roadway width37 ft (11.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,639 (2024)
Projected traffic9,295 by 2043
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-90/US 14/87 Bus over I-90 built?

It was built in 2017, making it 8 years old in 2025.

What condition is I-90/US 14/87 Bus over I-90 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 August 2023.

How much traffic does I-90/US 14/87 Bus over I-90 carry?

About 6,639 vehicles per day (2024 count), of which roughly 2% are trucks.

How long is I-90/US 14/87 Bus over I-90?

The structure is 245 ft (74.7 m) long with a longest span of 159 ft (48.5 m) and a deck 51 ft wide.

Who owns I-90/US 14/87 Bus over I-90?

It is owned by the State Highway Agency.