US Bridges

SH 82 Ml over CO RD Castle Creek

Fair

Pitkin County, Colorado · Aspen · Structure no. H-09-B

Built
1961
64 years old
Condition
Fair
inspected September 2024
Type
Girder and Floorbeam System
Steel Continuous
Length
424 ft
5 main spans
Daily traffic
25,000
2020 count
Owner
State
State Highway Agency

About this bridge

SH 82 Ml over CO RD Castle Creek is a steel continuous girder and floorbeam system carrying SH 82 Ml over CO RD Castle Creek in Pitkin County, Colorado. It was built in 1961, so it is 64 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 5 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 25,000 vehicles a day, roughly 3% of them trucks, projected to reach 26,750 by 2040. The structure is 424 ft (129.1 m) long and 40 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSH 82 Ml
CrossesCO RD Castle Creek
LocationAspen
RouteState Highway 82A
Coordinates39.19542, -106.83419
Functional classUrban Other Principal 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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41 US tons
Inventory rating24.6 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length424 ft (129.1 m)
Longest span90 ft (27.4 m)
Deck width40 ft (12.2 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25,000 (2020)
Projected traffic26,750 by 2040
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway and waterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$8.4 million
NavigationNo navigation control on waterway

Frequently asked questions

When was SH 82 Ml over CO RD Castle Creek built?

It was built in 1961, making it 64 years old in 2025.

What condition is SH 82 Ml over CO RD 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 September 2024.

How much traffic does SH 82 Ml over CO RD Castle Creek carry?

About 25,000 vehicles per day (2020 count), of which roughly 3% are trucks.

How long is SH 82 Ml over CO RD Castle Creek?

The structure is 424 ft (129.1 m) long with a longest span of 90 ft (27.4 m) and a deck 40 ft wide.

Who owns SH 82 Ml over CO RD Castle Creek?

It is owned by the State Highway Agency.