US Bridges

Washington Street over I 25 Ml & Lrt

Fair

Denver County, Colorado · In Denver T-Rex · Structure no. F-17-NC

Built
2003
22 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
395 ft
3 main spans
Daily traffic
2,857
2024 count
Owner
State
State Highway Agency

About this bridge

Washington Street over I 25 Ml & Lrt is a prestressed concrete continuous stringer/multi-beam or girder carrying Washington Street over I 25 Ml & Lrt in Denver County, Colorado. It was built in 2003, so it is 22 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 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 2,857 vehicles a day, roughly 3% of them trucks, projected to reach 3,171 by 2044. The structure is 395 ft (120.4 m) long and 57 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesWashington Street
CrossesI 25 Ml & Lrt
LocationIn Denver T-Rex
RouteCity Street 0
Coordinates39.69379, -104.97917
Functional classUrban Collector

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.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65 US tons
Inventory rating39.1 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, precast panels
Main spans3
Design loadHS 25 or greater
Structure length395 ft (120.4 m)
Longest span146 ft (44.5 m)
Deck width57 ft (17.4 m)
Roadway width37 ft (11.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,857 (2024)
Projected traffic3,171 by 2044
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway and railroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusListed on the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Washington Street over I 25 Ml & Lrt built?

It was built in 2003, making it 22 years old in 2025.

What condition is Washington Street over I 25 Ml & Lrt 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 Washington Street over I 25 Ml & Lrt carry?

About 2,857 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is Washington Street over I 25 Ml & Lrt?

The structure is 395 ft (120.4 m) long with a longest span of 146 ft (44.5 m) and a deck 57 ft wide.

Who owns Washington Street over I 25 Ml & Lrt?

It is owned by the State Highway Agency.