US Bridges

Washington ST over Cherry Creek

Fair

Denver County, Colorado · Washington at Speer Blvd · Structure no. D-01-CC-230A

Built
1929
96 years old, rebuilt 1988
Condition
Fair
inspected October 2024
Type
Slab
Concrete Continuous
Length
86 ft
2 main spans
Daily traffic
4,392
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Washington ST over Cherry Creek is a concrete continuous slab carrying Washington ST over Cherry Creek in Denver County, Colorado. It was built in 1929 and reconstructed in 1988, so it is 96 years old, older 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 4,392 vehicles a day, roughly 6% of them trucks, projected to reach 4,875 by 2041. The structure is 86 ft (26.2 m) long and 53 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesWashington ST
CrossesCherry Creek
LocationWashington at Speer Blvd
RouteCity Street 0
Coordinates39.72051, -104.97899
Functional classUrban Minor 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66 US tons
Inventory rating39.5 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length86 ft (26.2 m)
Longest span40 ft (12.2 m)
Deck width53 ft (16.2 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,392 (2021)
Projected traffic4,875 by 2041
Trucks6%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$478,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Washington ST over Cherry Creek built?

It was built in 1929, making it 96 years old in 2025. It was reconstructed in 1988.

What condition is Washington ST over Cherry Creek 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 October 2024.

How much traffic does Washington ST over Cherry Creek carry?

About 4,392 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is Washington ST over Cherry Creek?

The structure is 86 ft (26.2 m) long with a longest span of 40 ft (12.2 m) and a deck 53 ft wide.

Who owns Washington ST over Cherry Creek?

It is owned by the City or Municipal Highway Agency.