US Bridges

SH 149 Ml over Cebolla Creek

Fair

Gunnison County, Colorado · 17.1 MI S. of SH 50 · Structure no. K-08-D

Built
1958
67 years old
Condition
Fair
inspected January 2025
Type
Tee Beam
Concrete
Length
124 ft
3 main spans
Daily traffic
560
2020 count
Owner
State
State Highway Agency

About this bridge

SH 149 Ml over Cebolla Creek is a concrete tee beam carrying SH 149 Ml over Cebolla Creek in Gunnison 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 560 vehicles a day, roughly 10% of them trucks, projected to reach 756 by 2040. The structure is 124 ft (37.7 m) long and 26 ft wide. If it were closed, the detour would be 26.1 mi (42 km).

CarriesSH 149 Ml
CrossesCebolla Creek
Location17.1 MI S. of SH 50
RouteState Highway 149A
Coordinates38.29077, -107.11432
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41.1 US tons
Inventory rating24.7 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length124 ft (37.7 m)
Longest span40 ft (12.2 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic560 (2020)
Projected traffic756 by 2040
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed26.1 mi (42 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 149 Ml over Cebolla Creek built?

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

What condition is SH 149 Ml over Cebolla 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 January 2025.

How much traffic does SH 149 Ml over Cebolla Creek carry?

About 560 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is SH 149 Ml over Cebolla Creek?

The structure is 124 ft (37.7 m) long with a longest span of 40 ft (12.2 m) and a deck 26 ft wide.

Who owns SH 149 Ml over Cebolla Creek?

It is owned by the State Highway Agency.