US Bridges

Williams Street over Greenway Channel

Good

Denver County, Colorado · Williams St/Grnwy Channel · Structure no. D-33-GW-250

Built
2020
5 years old
Condition
Good
inspected January 2025
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
36 ft
1 main span
Daily traffic
881
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Williams Street over Greenway Channel is a prestressed concrete box beam or girders - multiple carrying Williams Street over Greenway Channel in Denver County, Colorado. It was built in 2020, so it is 5 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 881 vehicles a day, projected to reach 978 by 2041. The structure is 36 ft (11 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesWilliams Street
CrossesGreenway Channel
LocationWilliams St/Grnwy Channel
RouteCity Street 0
Coordinates39.77109, -104.96586
Functional classUrban Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating86.1 US tons
Inventory rating66.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length36 ft (11 m)
Longest span30 ft (9.1 m)
Deck width44 ft (13.4 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic881 (2021)
Projected traffic978 by 2041
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Williams Street over Greenway Channel built?

It was built in 2020, making it 5 years old in 2025.

What condition is Williams Street over Greenway Channel 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 January 2025.

How much traffic does Williams Street over Greenway Channel carry?

About 881 vehicles per day (2021 count).

How long is Williams Street over Greenway Channel?

The structure is 36 ft (11 m) long with a longest span of 30 ft (9.1 m) and a deck 44 ft wide.

Who owns Williams Street over Greenway Channel?

It is owned by the City or Municipal Highway Agency.