US Bridges

SH 141 Ml over UP RR

Fair

Mesa County, Colorado · 5.2 M E of JCT SH 50 · Structure no. H-03-BN

Built
1984
41 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
257 ft
3 main spans
Daily traffic
17,000
2020 count
Owner
State
State Highway Agency

About this bridge

SH 141 Ml over UP RR is a steel continuous stringer/multi-beam or girder carrying SH 141 Ml over UP RR in Mesa County, Colorado. It was built in 1984, so it is 41 years old, younger 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 5 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 17,000 vehicles a day, roughly 4% of them trucks, projected to reach 17,680 by 2040. The structure is 257 ft (78.2 m) long and 92 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSH 141 Ml
CrossesUP RR
Location5.2 M E of JCT SH 50
RouteU.S. Route 141B
Coordinates39.08601, -108.45722
Functional classUrban Other Principal 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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Last inspectionJune 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 geometry9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating76.9 US tons
Inventory rating46.1 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length257 ft (78.2 m)
Longest span100 ft (30.5 m)
Deck width92 ft (28 m)
Roadway width80 ft (24.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,000 (2020)
Projected traffic17,680 by 2040
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
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 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 141 Ml over UP RR built?

It was built in 1984, making it 41 years old in 2025.

What condition is SH 141 Ml over UP RR 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 June 2024.

How much traffic does SH 141 Ml over UP RR carry?

About 17,000 vehicles per day (2020 count), of which roughly 4% are trucks.

How long is SH 141 Ml over UP RR?

The structure is 257 ft (78.2 m) long with a longest span of 100 ft (30.5 m) and a deck 92 ft wide.

Who owns SH 141 Ml over UP RR?

It is owned by the State Highway Agency.