US Bridges

SH 141 Ml over Atkinson Creek

Fair

Montrose County, Colorado · 2 MI West of Uravan · Structure no. K-01-F

Built
1956
69 years old
Condition
Fair
inspected December 2023
Type
Tee Beam
Concrete
Length
93 ft
3 main spans
Daily traffic
260
2020 count
Owner
State
State Highway Agency

About this bridge

SH 141 Ml over Atkinson Creek is a concrete tee beam carrying SH 141 Ml over Atkinson Creek in Montrose County, Colorado. It was built in 1956, so it is 69 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 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 260 vehicles a day, roughly 13% of them trucks, projected to reach 312 by 2040. The structure is 93 ft (28.3 m) long and 28 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesSH 141 Ml
CrossesAtkinson Creek
Location2 MI West of Uravan
RouteState Highway 141A
Coordinates38.38661, -108.75761
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating40 US tons
Inventory rating24 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length93 ft (28.3 m)
Longest span30 ft (9.1 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 Atkinson Creek built?

It was built in 1956, making it 69 years old in 2025.

What condition is SH 141 Ml over Atkinson Creek 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 Atkinson Creek carry?

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

How long is SH 141 Ml over Atkinson Creek?

The structure is 93 ft (28.3 m) long with a longest span of 30 ft (9.1 m) and a deck 28 ft wide.

Who owns SH 141 Ml over Atkinson Creek?

It is owned by the State Highway Agency.