US Bridges

NFSR 112 over Willow Creek

Good

Grand County, Colorado · West of ST HWY 125 MP9 · Structure no. 021008000016904

Built
1963
62 years old
Condition
Good
inspected August 2023
Type
Tee Beam
Concrete
Length
43 ft
1 main span
Daily traffic
41
2012 count
Owner
Federal
U.S. Forest Service

About this bridge

NFSR 112 over Willow Creek is a concrete tee beam carrying NFSR 112 over Willow Creek in Grand County, Colorado. It was built in 1963, so it is 62 years old, older 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 41 vehicles a day, projected to reach 61 by 2045. The structure is 43 ft (13 m) long and 19 ft wide. If it were closed, the detour would be 24.9 mi (40 km).

CarriesNFSR 112
CrossesWillow Creek
LocationWest of ST HWY 125 MP9
RouteFederal Lands Road 112
Coordinates40.21426, -106.05067
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating22 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length43 ft (13 m)
Longest span40 ft (12.1 m)
Deck width19 ft (5.7 m)
Roadway width16 ft (5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic41 (2012)
Projected traffic61 by 2045
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.9 mi (40 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 112 over Willow Creek built?

It was built in 1963, making it 62 years old in 2025.

What condition is NFSR 112 over Willow Creek 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 August 2023.

How much traffic does NFSR 112 over Willow Creek carry?

About 41 vehicles per day (2012 count).

How long is NFSR 112 over Willow Creek?

The structure is 43 ft (13 m) long with a longest span of 40 ft (12.1 m) and a deck 19 ft wide.

Who owns NFSR 112 over Willow Creek?

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