US Bridges

SH 149 Ml over Clear Creek

Fair

Mineral County, Colorado · 19 Miles West of Creede · Structure no. M-08-H

Built
1982
43 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
55 ft
1 main span
Daily traffic
1,100
2020 count
Owner
State
State Highway Agency

About this bridge

SH 149 Ml over Clear Creek is a steel stringer/multi-beam or girder carrying SH 149 Ml over Clear Creek in Mineral County, Colorado. It was built in 1982, so it is 43 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 1,100 vehicles a day, roughly 4% of them trucks, projected to reach 1,540 by 2040. The structure is 55 ft (16.8 m) long and 36 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesSH 149 Ml
CrossesClear Creek
Location19 Miles West of Creede
RouteState Highway 149A
Coordinates37.76589, -107.11288
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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.9 US tons
Inventory rating40.1 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length55 ft (16.8 m)
Longest span52 ft (16 m)
Deck width36 ft (11.1 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,100 (2020)
Projected traffic1,540 by 2040
Trucks4%
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 149 Ml over Clear Creek built?

It was built in 1982, making it 43 years old in 2025.

What condition is SH 149 Ml over Clear 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 September 2023.

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

About 1,100 vehicles per day (2020 count), of which roughly 4% are trucks.

How long is SH 149 Ml over Clear Creek?

The structure is 55 ft (16.8 m) long with a longest span of 52 ft (16 m) and a deck 36 ft wide.

Who owns SH 149 Ml over Clear Creek?

It is owned by the State Highway Agency.