US Bridges

County Road 301 over Colorado River

Good

Eagle County, Colorado · 16.3 MI North of I-70 · Structure no. EAG-301-15.6A

Built
2017
8 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
220 ft
3 main spans
Daily traffic
152
2020 count
Owner
County
County Highway Agency

About this bridge

County Road 301 over Colorado River is a prestressed concrete continuous stringer/multi-beam or girder carrying County Road 301 over Colorado River in Eagle County, Colorado. It was built in 2017, so it is 8 years old, younger than the Colorado average of 42.2 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 152 vehicles a day, roughly 9% of them trucks, projected to reach 188 by 2040. The structure is 220 ft (67.1 m) long and 31 ft wide. If it were closed, the detour would be 23 mi (37 km).

CarriesCounty Road 301
CrossesColorado River
Location16.3 MI North of I-70
RouteCounty Highway 0
Coordinates39.80365, -106.97246
Functional classRural Minor Collector

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.
Superstructure9 ExcellentNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating90.4 US tons
Inventory rating69.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length220 ft (67.1 m)
Longest span76 ft (23.2 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic152 (2020)
Projected traffic188 by 2040
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed23 mi (37 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 County Road 301 over Colorado River built?

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

What condition is County Road 301 over Colorado River 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 June 2024.

How much traffic does County Road 301 over Colorado River carry?

About 152 vehicles per day (2020 count), of which roughly 9% are trucks.

How long is County Road 301 over Colorado River?

The structure is 220 ft (67.1 m) long with a longest span of 76 ft (23.2 m) and a deck 31 ft wide.

Who owns County Road 301 over Colorado River?

It is owned by the County Highway Agency.