US Bridges

US 50 Ml over Otero Canal

Fair

Otero County, Colorado · 3.4 MI East of Fowler · Structure no. L-21-A

Built
1947
78 years old
Condition
Fair
inspected January 2024
Type
Frame
Concrete
Length
27 ft
1 main span
Daily traffic
4,700
2020 count
Owner
State
State Highway Agency

About this bridge

US 50 Ml over Otero Canal is a concrete frame carrying US 50 Ml over Otero Canal in Otero County, Colorado. It was built in 1947, so it is 78 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 4,700 vehicles a day, roughly 10% of them trucks, projected to reach 4,982 by 2040. The structure is 27 ft (8.1 m) long and 36 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesUS 50 Ml
CrossesOtero Canal
Location3.4 MI East of Fowler
RouteU.S. Route 50B
Coordinates38.12282, -103.96089
Functional classRural Principal Arterial - Other

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 protection7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.1 US tons
Inventory rating39 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length27 ft (8.1 m)
Longest span24 ft (7.3 m)
Deck width36 ft (10.9 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,700 (2020)
Projected traffic4,982 by 2040
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 50 Ml over Otero Canal built?

It was built in 1947, making it 78 years old in 2025.

What condition is US 50 Ml over Otero Canal 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 2024.

How much traffic does US 50 Ml over Otero Canal carry?

About 4,700 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is US 50 Ml over Otero Canal?

The structure is 27 ft (8.1 m) long with a longest span of 24 ft (7.3 m) and a deck 36 ft wide.

Who owns US 50 Ml over Otero Canal?

It is owned by the State Highway Agency.