US Bridges

No Data Entered over Chaffin Creek

Good

Ravalli County, Montana · No Data Entered · Structure no. 010302000035866

Built
2023
2 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
63 ft
1 main span
Daily traffic
10
1986 count
Owner
Federal
U.S. Forest Service

About this bridge

No Data Entered over Chaffin Creek is a prestressed concrete stringer/multi-beam or girder carrying No Data Entered over Chaffin Creek in Ravalli County, Montana. It was built in 2023, so it is 2 years old, younger than the Montana average of 47 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 10 vehicles a day, projected to reach 15 by 2045. The structure is 63 ft (19.1 m) long and 16 ft wide. If it were closed, the detour would be 620.7 mi (999 km).

Location

Open in Google Maps
CarriesNo Data Entered
CrossesChaffin Creek
LocationNo Data Entered
RouteFederal Lands Road 374
CountyRavalli County
StateMontana
Coordinates45.96124, -114.15984
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation9: Superior to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.4 US tons
Inventory rating42.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHL 93
Structure length63 ft (19.1 m)
Longest span60 ft (18.3 m)
Deck width16 ft (4.9 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (1986)
Projected traffic15 by 2045
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed620.7 mi (999 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 No Data Entered over Chaffin Creek built?

It was built in 2023, making it 2 years old in 2025.

What condition is No Data Entered over Chaffin 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 October 2024.

How much traffic does No Data Entered over Chaffin Creek carry?

About 10 vehicles per day (1986 count).

How long is No Data Entered over Chaffin Creek?

The structure is 63 ft (19.1 m) long with a longest span of 60 ft (18.3 m) and a deck 16 ft wide.

Who owns No Data Entered over Chaffin Creek?

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