US Bridges

NFSR 315.1 over N Fk Crystal Rv

Good

Gunnison County, Colorado · 1.6 MI NE of Crystal · Structure no. 021503000011408

Built
2008
17 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
41 ft
1 main span
Daily traffic
15
1997 count
Owner
Federal
U.S. Forest Service

About this bridge

NFSR 315.1 over N Fk Crystal Rv is a steel stringer/multi-beam or girder carrying NFSR 315.1 over N Fk Crystal Rv in Gunnison County, Colorado. It was built in 2008, so it is 17 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 15 vehicles a day, projected to reach 22 by 2045. The structure is 41 ft (12.5 m) long and 16 ft wide. If it were closed, the detour would be 98.2 mi (158 km).

CarriesNFSR 315.1
CrossesN Fk Crystal Rv
Location1.6 MI NE of Crystal
RouteFederal Lands Road 315.1
Coordinates39.07333, -107.08833
Functional classRural Local

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 protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating36.8 US tons
Inventory rating28.2 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1
Design loadHS 20
Structure length41 ft (12.5 m)
Longest span38 ft (11.6 m)
Deck width16 ft (4.9 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15 (1997)
Projected traffic22 by 2045
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.2 mi (158 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerU.S. Forest Service
Maintained byU.S. Forest Service
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was NFSR 315.1 over N Fk Crystal Rv built?

It was built in 2008, making it 17 years old in 2025.

What condition is NFSR 315.1 over N Fk Crystal Rv 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 2023.

How much traffic does NFSR 315.1 over N Fk Crystal Rv carry?

About 15 vehicles per day (1997 count).

How long is NFSR 315.1 over N Fk Crystal Rv?

The structure is 41 ft (12.5 m) long with a longest span of 38 ft (11.6 m) and a deck 16 ft wide.

Who owns NFSR 315.1 over N Fk Crystal Rv?

It is owned by the U.S. Forest Service.