US Bridges

Irr# US 160 Ml over Navajo Springs Creek

Fair

Montezuma County, Colorado · 17 MI NE of New Mexico S. · Structure no. P-02-C

Built
1961
64 years old
Condition
Fair
inspected February 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
141 ft
4 main spans
Daily traffic
2,200
2020 count
Owner
State
State Highway Agency

About this bridge

Irr# US 160 Ml over Navajo Springs Creek is a steel stringer/multi-beam or girder carrying Irr# US 160 Ml over Navajo Springs Creek in Montezuma County, Colorado. It was built in 1961, so it is 64 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 2,200 vehicles a day, roughly 8% of them trucks, projected to reach 2,486 by 2040. The structure is 141 ft (42.9 m) long and 34 ft wide. If it were closed, the detour would be 62.1 mi (100 km).

CarriesIrr# US 160 Ml
CrossesNavajo Springs Creek
Location17 MI NE of New Mexico S.
RouteU.S. Route 160A
Coordinates37.08135, -108.75223
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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2025
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.7 US tons
Inventory rating30.3 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length141 ft (42.9 m)
Longest span59 ft (18 m)
Deck width34 ft (10.4 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,200 (2020)
Projected traffic2,486 by 2040
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed62.1 mi (100 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

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 Irr# US 160 Ml over Navajo Springs Creek built?

It was built in 1961, making it 64 years old in 2025.

What condition is Irr# US 160 Ml over Navajo Springs 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 February 2025.

How much traffic does Irr# US 160 Ml over Navajo Springs Creek carry?

About 2,200 vehicles per day (2020 count), of which roughly 8% are trucks.

How long is Irr# US 160 Ml over Navajo Springs Creek?

The structure is 141 ft (42.9 m) long with a longest span of 59 ft (18 m) and a deck 34 ft wide.

Who owns Irr# US 160 Ml over Navajo Springs Creek?

It is owned by the State Highway Agency.