US Bridges

Castle Ck Rd/Cr 15 over Castle Creek

Fair

Pitkin County, Colorado · 3.5 MI South of CO 82 · Structure no. PIT-015-03.5A

Built
1989
36 years old
Condition
Fair
inspected May 2024
Type
Tee Beam
Prestressed Concrete
Length
61 ft
1 main span
Daily traffic
750
2022 count
Owner
County
County Highway Agency

About this bridge

Castle Ck Rd/Cr 15 over Castle Creek is a prestressed concrete tee beam carrying Castle Ck Rd/Cr 15 over Castle Creek in Pitkin County, Colorado. It was built in 1989, so it is 36 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 750 vehicles a day, roughly 2% of them trucks, projected to reach 824 by 2042. The structure is 61 ft (18.5 m) long and 35 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

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CarriesCastle Ck Rd/Cr 15
CrossesCastle Creek
Location3.5 MI South of CO 82
RouteCounty Highway 0
CountyPitkin County
StateColorado
Coordinates39.15019, -106.84852
Functional classRural Minor 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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating73.6 US tons
Inventory rating40.9 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length61 ft (18.5 m)
Longest span57 ft (17.4 m)
Deck width35 ft (10.6 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic750 (2022)
Projected traffic824 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Castle Ck Rd/Cr 15 over Castle Creek built?

It was built in 1989, making it 36 years old in 2025.

What condition is Castle Ck Rd/Cr 15 over Castle 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 May 2024.

How much traffic does Castle Ck Rd/Cr 15 over Castle Creek carry?

About 750 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is Castle Ck Rd/Cr 15 over Castle Creek?

The structure is 61 ft (18.5 m) long with a longest span of 57 ft (17.4 m) and a deck 35 ft wide.

Who owns Castle Ck Rd/Cr 15 over Castle Creek?

It is owned by the County Highway Agency.