US Bridges

Sheridan Boulevard over Big Dry Creek | Big Dry

Good

Jefferson County, Colorado · 0.2 MI S of 112th Avenue · Structure no. WST05-09-GA

Built
1995
30 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
127 ft
1 main span
Daily traffic
28,771
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Sheridan Boulevard over Big Dry Creek | Big Dry is a prestressed concrete stringer/multi-beam or girder carrying Sheridan Boulevard over Big Dry Creek | Big Dry in Jefferson County, Colorado. It was built in 1995, so it is 30 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 28,771 vehicles a day, roughly 5% of them trucks, projected to reach 33,087 by 2041. The structure is 127 ft (38.7 m) long and 95 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesSheridan Boulevard
CrossesBig Dry Creek | Big Dry
Location0.2 MI S of 112th Avenue
RouteCity Street 0
Coordinates39.89683, -105.05303
Functional classUrban Other Principal Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 rating54 US tons
Inventory rating32.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length127 ft (38.7 m)
Longest span120 ft (36.7 m)
Deck width95 ft (29.1 m)
Roadway width66 ft (20.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic28,771 (2021)
Projected traffic33,087 by 2041
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes

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 Sheridan Boulevard over Big Dry Creek | Big Dry built?

It was built in 1995, making it 30 years old in 2025.

What condition is Sheridan Boulevard over Big Dry Creek | Big Dry 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 March 2023.

How much traffic does Sheridan Boulevard over Big Dry Creek | Big Dry carry?

About 28,771 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Sheridan Boulevard over Big Dry Creek | Big Dry?

The structure is 127 ft (38.7 m) long with a longest span of 120 ft (36.7 m) and a deck 95 ft wide.

Who owns Sheridan Boulevard over Big Dry Creek | Big Dry?

It is owned by the City or Municipal Highway Agency.