US Bridges

SH 82 Ml over Roaring Fork River

Good

Pitkin County, Colorado · Near Basalt · Structure no. G-08-T

Built
1987
38 years old, rebuilt 1993
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
358 ft
3 main spans
Daily traffic
21,000
2020 count
Owner
State
State Highway Agency

About this bridge

SH 82 Ml over Roaring Fork River is a prestressed concrete continuous stringer/multi-beam or girder carrying SH 82 Ml over Roaring Fork River in Pitkin County, Colorado. It was built in 1987 and reconstructed in 1993, so it is 38 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 21,000 vehicles a day, roughly 4% of them trucks, projected to reach 25,830 by 2040. The structure is 358 ft (109.2 m) long and 94 ft wide. If it were closed, the detour would be 62.1 mi (100 km).

CarriesSH 82 Ml
CrossesRoaring Fork River
LocationNear Basalt
RouteState Highway 82A
Coordinates39.35981, -107.02816
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82.8 US tons
Inventory rating33.6 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length358 ft (109.2 m)
Longest span117 ft (35.6 m)
Deck width94 ft (28.8 m)
Roadway width92 ft (28 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,000 (2020)
Projected traffic25,830 by 2040
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed62.1 mi (100 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was SH 82 Ml over Roaring Fork River built?

It was built in 1987, making it 38 years old in 2025. It was reconstructed in 1993.

What condition is SH 82 Ml over Roaring Fork River 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 September 2024.

How much traffic does SH 82 Ml over Roaring Fork River carry?

About 21,000 vehicles per day (2020 count), of which roughly 4% are trucks.

How long is SH 82 Ml over Roaring Fork River?

The structure is 358 ft (109.2 m) long with a longest span of 117 ft (35.6 m) and a deck 94 ft wide.

Who owns SH 82 Ml over Roaring Fork River?

It is owned by the State Highway Agency.