US Bridges

SH 131 Ml over UP RR Colorado River

Fair

Eagle County, Colorado · 14.5 MI No of JCT I 70 · Structure no. E-10-A

Built
1966
59 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
419 ft
5 main spans
Daily traffic
1,600
2020 count
Owner
State
State Highway Agency

About this bridge

SH 131 Ml over UP RR Colorado River is a steel stringer/multi-beam or girder carrying SH 131 Ml over UP RR Colorado River in Eagle County, Colorado. It was built in 1966, so it is 59 years old, older 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 6 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 1,600 vehicles a day, roughly 11% of them trucks, projected to reach 2,096 by 2040. The structure is 419 ft (127.6 m) long and 28 ft wide. If it were closed, the detour would be 62.1 mi (100 km).

CarriesSH 131 Ml
CrossesUP RR Colorado River
Location14.5 MI No of JCT I 70
RouteState Highway 131B
Coordinates39.85709, -106.64966
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating38 US tons
Inventory rating30 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length419 ft (127.6 m)
Longest span84 ft (25.5 m)
Deck width28 ft (8.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,600 (2020)
Projected traffic2,096 by 2040
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad and waterway
Detour if closed62.1 mi (100 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 SH 131 Ml over UP RR Colorado River built?

It was built in 1966, making it 59 years old in 2025.

What condition is SH 131 Ml over UP RR Colorado River 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 September 2024.

How much traffic does SH 131 Ml over UP RR Colorado River carry?

About 1,600 vehicles per day (2020 count), of which roughly 11% are trucks.

How long is SH 131 Ml over UP RR Colorado River?

The structure is 419 ft (127.6 m) long with a longest span of 84 ft (25.5 m) and a deck 28 ft wide.

Who owns SH 131 Ml over UP RR Colorado River?

It is owned by the State Highway Agency.