US Bridges

SH 82 Ml over Lost Man Creek

Fair

Pitkin County, Colorado · Indpnd Pass 6 W of Summi · Structure no. H-10-B_MINOR

Built
1935
90 years old
Condition
Fair
inspected September 2024
Type
Slab
Concrete
Length
23 ft
1 main span
Daily traffic
1,300
2020 count
Owner
State
State Highway Agency

About this bridge

SH 82 Ml over Lost Man Creek is a concrete slab carrying SH 82 Ml over Lost Man Creek in Pitkin County, Colorado. It was built in 1935, so it is 90 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 1,300 vehicles a day, roughly 2% of them trucks, projected to reach 1,417 by 2040. The structure is 23 ft (7 m) long and 23 ft wide. If it were closed, the detour would be 62.1 mi (100 km).

CarriesSH 82 Ml
CrossesLost Man Creek
LocationIndpnd Pass 6 W of Summi
RouteState Highway 82A
Coordinates39.12258, -106.62735
Functional classRural Major 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.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo 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 geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating57.4 US tons
Inventory rating34.4 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length23 ft (7 m)
Longest span20 ft (6.1 m)
Deck width23 ft (7 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,300 (2020)
Projected traffic1,417 by 2040
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed62.1 mi (100 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$30,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SH 82 Ml over Lost Man Creek built?

It was built in 1935, making it 90 years old in 2025.

What condition is SH 82 Ml over Lost Man 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 Lost Man Creek carry?

About 1,300 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is SH 82 Ml over Lost Man Creek?

The structure is 23 ft (7 m) long with a longest span of 20 ft (6.1 m) and a deck 23 ft wide.

Who owns SH 82 Ml over Lost Man Creek?

It is owned by the State Highway Agency.