US Bridges

Denver West Blvd over I 70 Ml

Fair

Jefferson County, Colorado · 0.9 MI E of JCT US 40 · Structure no. F-16-LZ

Built
1996
29 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
257 ft
2 main spans
Daily traffic
16,617
2024 count
Owner
State
State Highway Agency

About this bridge

Denver West Blvd over I 70 Ml is a prestressed concrete continuous stringer/multi-beam or girder carrying Denver West Blvd over I 70 Ml in Jefferson County, Colorado. It was built in 1996, so it is 29 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 16,617 vehicles a day, roughly 5% of them trucks, projected to reach 19,109 by 2044. The structure is 257 ft (78.2 m) long and 109 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesDenver West Blvd
CrossesI 70 Ml
Location0.9 MI E of JCT US 40
RouteCity Street 0
Coordinates39.73973, -105.15884
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2023
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 rating69.4 US tons
Inventory rating41.6 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length257 ft (78.2 m)
Longest span130 ft (39.6 m)
Deck width109 ft (33.2 m)
Roadway width94 ft (28.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,617 (2024)
Projected traffic19,109 by 2044
Trucks5%
Lanes on structure7
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

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 Denver West Blvd over I 70 Ml built?

It was built in 1996, making it 29 years old in 2025.

What condition is Denver West Blvd over I 70 Ml 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 September 2023.

How much traffic does Denver West Blvd over I 70 Ml carry?

About 16,617 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Denver West Blvd over I 70 Ml?

The structure is 257 ft (78.2 m) long with a longest span of 130 ft (39.6 m) and a deck 109 ft wide.

Who owns Denver West Blvd over I 70 Ml?

It is owned by the State Highway Agency.