US Bridges

NFSR 123 over Pass Creek

Fair

Grand County, Colorado · East of HWY 125 near MP17 · Structure no. 021008000016905

Built
1967
58 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
24 ft
1 main span
Daily traffic
94
2011 count
Owner
Federal
U.S. Forest Service

About this bridge

NFSR 123 over Pass Creek is a wood or timber stringer/multi-beam or girder carrying NFSR 123 over Pass Creek in Grand County, Colorado. It was built in 1967, so it is 58 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 6 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 94 vehicles a day, projected to reach 141 by 2045. The structure is 24 ft (7.3 m) long and 23 ft wide. If it were closed, the detour would be 45.4 mi (73 km).

CarriesNFSR 123
CrossesPass Creek
LocationEast of HWY 125 near MP17
RouteFederal Lands Road 123
Coordinates40.30924, -106.06319
Functional classRural Local

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.8 US tons
Inventory rating29.3 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHS 20
Structure length24 ft (7.3 m)
Longest span23 ft (6.9 m)
Deck width23 ft (7.1 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic94 (2011)
Projected traffic141 by 2045
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed45.4 mi (73 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 123 over Pass Creek built?

It was built in 1967, making it 58 years old in 2025.

What condition is NFSR 123 over Pass 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 August 2023.

How much traffic does NFSR 123 over Pass Creek carry?

About 94 vehicles per day (2011 count).

How long is NFSR 123 over Pass Creek?

The structure is 24 ft (7.3 m) long with a longest span of 23 ft (6.9 m) and a deck 23 ft wide.

Who owns NFSR 123 over Pass Creek?

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