US Bridges

Sunset Way over Dry Creek

Fair

Boulder County, Colorado · 20 Ft SW of Korte Way · Structure no. LONG-SUNS-KORT

Built
1996
29 years old
Condition
Fair
inspected January 2025
Type
Frame
Concrete
Length
36 ft
1 main span
Daily traffic
540
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Sunset Way over Dry Creek is a concrete frame carrying Sunset Way over Dry Creek in Boulder 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 540 vehicles a day, roughly 7% of them trucks, projected to reach 648 by 2043. The structure is 36 ft (10.9 m) long and 52 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSunset Way
CrossesDry Creek
Location20 Ft SW of Korte Way
RouteCity Street 0
Coordinates40.14969, -105.12311
Functional classUrban Local

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.
Substructure7 GoodSome minor problems.
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 evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating40 US tons
Inventory rating36 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length36 ft (10.9 m)
Longest span34 ft (10.5 m)
Deck width52 ft (15.7 m)
Roadway width41 ft (12.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic540 (2023)
Projected traffic648 by 2043
Trucks7%
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Sunset Way over Dry Creek built?

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

What condition is Sunset Way over Dry 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 January 2025.

How much traffic does Sunset Way over Dry Creek carry?

About 540 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is Sunset Way over Dry Creek?

The structure is 36 ft (10.9 m) long with a longest span of 34 ft (10.5 m) and a deck 52 ft wide.

Who owns Sunset Way over Dry Creek?

It is owned by the City or Municipal Highway Agency.