US Bridges

County Road 67 over S Fk Williams Fk River

Good

Routt County, Colorado · 2.9 MI S of CO RD 29 · Structure no. 107006702.9093A

Built
2018
7 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
75 ft
1 main span
Daily traffic
29
2023 count
Owner
County
County Highway Agency

About this bridge

County Road 67 over S Fk Williams Fk River is a prestressed concrete stringer/multi-beam or girder carrying County Road 67 over S Fk Williams Fk River in Routt County, Colorado. It was built in 2018, so it is 7 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 29 vehicles a day, roughly 56% of them trucks, projected to reach 35 by 2042. The structure is 75 ft (23 m) long and 32 ft wide. If it were closed, the detour would be 100 mi (161 km).

CarriesCounty Road 67
CrossesS Fk Williams Fk River
Location2.9 MI S of CO RD 29
RouteCounty Highway 0
Coordinates40.29737, -107.41809
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.9 US tons
Inventory rating28.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length75 ft (23 m)
Longest span70 ft (21.4 m)
Deck width32 ft (9.8 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic29 (2023)
Projected traffic35 by 2042
Trucks56%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed100 mi (161 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was County Road 67 over S Fk Williams Fk River built?

It was built in 2018, making it 7 years old in 2025.

What condition is County Road 67 over S Fk Williams Fk 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 October 2024.

How much traffic does County Road 67 over S Fk Williams Fk River carry?

About 29 vehicles per day (2023 count), of which roughly 56% are trucks.

How long is County Road 67 over S Fk Williams Fk River?

The structure is 75 ft (23 m) long with a longest span of 70 ft (21.4 m) and a deck 32 ft wide.

Who owns County Road 67 over S Fk Williams Fk River?

It is owned by the County Highway Agency.