US Bridges

US 24 Ml over UP RR

Fair

Eagle County, Colorado · 4 Mi. S. of Minturn · Structure no. F-11-BF

Built
1991
34 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
124 ft
1 main span
Daily traffic
2,800
2020 count
Owner
State
State Highway Agency

About this bridge

US 24 Ml over UP RR is a prestressed concrete stringer/multi-beam or girder carrying US 24 Ml over UP RR in Eagle County, Colorado. It was built in 1991, so it is 34 years old, younger than the Colorado average of 42.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 2,800 vehicles a day, roughly 4% of them trucks, projected to reach 2,828 by 2040. The structure is 124 ft (37.8 m) long and 50 ft wide. If it were closed, the detour would be 31.7 mi (51 km).

CarriesUS 24 Ml
CrossesUP RR
Location4 Mi. S. of Minturn
RouteU.S. Route 24A
Coordinates39.55263, -106.40128
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating75.3 US tons
Inventory rating26.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length124 ft (37.8 m)
Longest span120 ft (36.7 m)
Deck width50 ft (15.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,800 (2020)
Projected traffic2,828 by 2040
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed31.7 mi (51 km)
TollOn a free road
National Highway SystemNo

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 24 Ml over UP RR built?

It was built in 1991, making it 34 years old in 2025.

What condition is US 24 Ml over UP RR 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 July 2024.

How much traffic does US 24 Ml over UP RR carry?

About 2,800 vehicles per day (2020 count), of which roughly 4% are trucks.

How long is US 24 Ml over UP RR?

The structure is 124 ft (37.8 m) long with a longest span of 120 ft (36.7 m) and a deck 50 ft wide.

Who owns US 24 Ml over UP RR?

It is owned by the State Highway Agency.