US Bridges

US 50 Ml over BNSF RR

Good

Prowers County, Colorado · 3 MI East of Granada · Structure no. L-28-AS

Built
2016
9 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
323 ft
3 main spans
Daily traffic
1,900
2020 count
Owner
State
State Highway Agency

About this bridge

US 50 Ml over BNSF RR is a prestressed concrete stringer/multi-beam or girder carrying US 50 Ml over BNSF RR in Prowers County, Colorado. It was built in 2016, so it is 9 years old, younger than the Colorado average of 42.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,900 vehicles a day, roughly 20% of them trucks, projected to reach 2,014 by 2040. The structure is 323 ft (98.3 m) long and 47 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesUS 50 Ml
CrossesBNSF RR
Location3 MI East of Granada
RouteU.S. Route 50B
Coordinates38.05189, -102.2557
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating60.7 US tons
Inventory rating46.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadGreater than HL 93
Structure length323 ft (98.3 m)
Longest span156 ft (47.5 m)
Deck width47 ft (14.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,900 (2020)
Projected traffic2,014 by 2040
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed6.8 mi (11 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 US 50 Ml over BNSF RR built?

It was built in 2016, making it 9 years old in 2025.

What condition is US 50 Ml over BNSF RR in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2024.

How much traffic does US 50 Ml over BNSF RR carry?

About 1,900 vehicles per day (2020 count), of which roughly 20% are trucks.

How long is US 50 Ml over BNSF RR?

The structure is 323 ft (98.3 m) long with a longest span of 156 ft (47.5 m) and a deck 47 ft wide.

Who owns US 50 Ml over BNSF RR?

It is owned by the State Highway Agency.