US Bridges

US 160 Ml over RR Spur

Poor

Las Animas County, Colorado · 7 MI E of JCT I 25 · Structure no. P-19-G

Built
1938
87 years old
Condition
Poor
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
141 ft
3 main spans
Daily traffic
1,700
2020 count
Owner
State
State Highway Agency

About this bridge

US 160 Ml over RR Spur is a steel stringer/multi-beam or girder carrying US 160 Ml over RR Spur in Las Animas County, Colorado. It was built in 1938, so it is 87 years old, older than the Colorado average of 42.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 1,700 vehicles a day, roughly 9% of them trucks, projected to reach 2,006 by 2040. The structure is 141 ft (43 m) long and 33 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesUS 160 Ml
CrossesRR Spur
Location7 MI E of JCT I 25
RouteU.S. Route 160C
Coordinates37.22654, -104.41448
Functional classRural Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
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
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38.9 US tons
Inventory rating23.3 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length141 ft (43 m)
Longest span47 ft (14.3 m)
Deck width33 ft (10.2 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,700 (2020)
Projected traffic2,006 by 2040
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

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 160 Ml over RR Spur built?

It was built in 1938, making it 87 years old in 2025.

What condition is US 160 Ml over RR Spur in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in September 2024.

How much traffic does US 160 Ml over RR Spur carry?

About 1,700 vehicles per day (2020 count), of which roughly 9% are trucks.

How long is US 160 Ml over RR Spur?

The structure is 141 ft (43 m) long with a longest span of 47 ft (14.3 m) and a deck 33 ft wide.

Who owns US 160 Ml over RR Spur?

It is owned by the State Highway Agency.