US Bridges

W Fork RD over W Fork Bitterroot R 003

Good

Ravalli County, Montana · 9M SW Conner · Structure no. L41701000+01001

Built
2004
21 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
204 ft
1 main span
Daily traffic
52
2023 count
Owner
County
County Highway Agency

About this bridge

W Fork RD over W Fork Bitterroot R 003 is a steel stringer/multi-beam or girder carrying W Fork RD over W Fork Bitterroot R 003 in Ravalli County, Montana. It was built in 2004, so it is 21 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 52 vehicles a day, roughly 8% of them trucks, projected to reach 55 by 2043. The structure is 204 ft (62.3 m) long and 34 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesW Fork RD
CrossesW Fork Bitterroot R 003
Location9M SW Conner
RouteCounty Highway 701
StateMontana
Coordinates45.80515, -114.26253
Functional classRural Major Collector

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 protection8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37 US tons
Inventory rating29 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length204 ft (62.3 m)
Longest span197 ft (60 m)
Deck width34 ft (10.5 m)
Roadway width31 ft (9.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic52 (2023)
Projected traffic55 by 2043
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was W Fork RD over W Fork Bitterroot R 003 built?

It was built in 2004, making it 21 years old in 2025.

What condition is W Fork RD over W Fork Bitterroot R 003 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 April 2024.

How much traffic does W Fork RD over W Fork Bitterroot R 003 carry?

About 52 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is W Fork RD over W Fork Bitterroot R 003?

The structure is 204 ft (62.3 m) long with a longest span of 197 ft (60 m) and a deck 34 ft wide.

Who owns W Fork RD over W Fork Bitterroot R 003?

It is owned by the County Highway Agency.