US Bridges

Cable Mtn Campgrou over N Fk Flint Creek

Good

Granite County, Montana · No Data Entered · Structure no. 010208000019132

Built
2015
10 years old
Condition
Good
inspected July 2024
Type
Slab
Wood or Timber
Length
35 ft
1 main span
Daily traffic
40
2018 count
Owner
Federal
U.S. Forest Service

About this bridge

Cable Mtn Campgrou over N Fk Flint Creek is a wood or timber slab carrying Cable Mtn Campgrou over N Fk Flint Creek in Granite County, Montana. It was built in 2015, so it is 10 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 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 40 vehicles a day, projected to reach 60 by 2045. The structure is 35 ft (10.7 m) long and 20 ft wide. If it were closed, the detour would be 98.2 mi (158 km).

CarriesCable Mtn Campgrou
CrossesN Fk Flint Creek
LocationNo Data Entered
RouteFederal Lands Road 78336
StateMontana
Coordinates46.22129, -113.24737
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating46.1 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHL 93
Structure length35 ft (10.7 m)
Longest span34 ft (10.4 m)
Deck width20 ft (6.1 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2018)
Projected traffic60 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 Cable Mtn Campgrou over N Fk Flint Creek built?

It was built in 2015, making it 10 years old in 2025.

What condition is Cable Mtn Campgrou over N Fk Flint 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 July 2024.

How much traffic does Cable Mtn Campgrou over N Fk Flint Creek carry?

About 40 vehicles per day (2018 count).

How long is Cable Mtn Campgrou over N Fk Flint Creek?

The structure is 35 ft (10.7 m) long with a longest span of 34 ft (10.4 m) and a deck 20 ft wide.

Who owns Cable Mtn Campgrou over N Fk Flint Creek?

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