US Bridges

SH 141 Ml over Dolores River

Fair

Montrose County, Colorado · 12.9 MI NW of Uravan · Structure no. K-01-A

Built
1958
67 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
244 ft
4 main spans
Daily traffic
260
2020 count
Owner
State
State Highway Agency

About this bridge

SH 141 Ml over Dolores River is a steel continuous stringer/multi-beam or girder carrying SH 141 Ml over Dolores River in Montrose County, Colorado. It was built in 1958, so it is 67 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 260 vehicles a day, roughly 13% of them trucks, projected to reach 312 by 2040. The structure is 244 ft (74.3 m) long and 28 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesSH 141 Ml
CrossesDolores River
Location12.9 MI NW of Uravan
RouteState Highway 141A
Coordinates38.45266, -108.86109
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.4 US tons
Inventory rating33.1 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length244 ft (74.3 m)
Longest span66 ft (20.1 m)
Deck width28 ft (8.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic260 (2020)
Projected traffic312 by 2040
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 141 Ml over Dolores River built?

It was built in 1958, making it 67 years old in 2025.

What condition is SH 141 Ml over Dolores 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 December 2023.

How much traffic does SH 141 Ml over Dolores River carry?

About 260 vehicles per day (2020 count), of which roughly 13% are trucks.

How long is SH 141 Ml over Dolores River?

The structure is 244 ft (74.3 m) long with a longest span of 66 ft (20.1 m) and a deck 28 ft wide.

Who owns SH 141 Ml over Dolores River?

It is owned by the State Highway Agency.