US Bridges

NFSR 233 over W Fk Beaver Creek

Good

Lewis and Clark County, Montana · Beaver Creek No. 3 · Structure no. 011501000000070

Built
1978
47 years old
Condition
Good
inspected June 2024
Type
Slab
Prestressed Concrete
Length
45 ft
1 main span
Daily traffic
26
2002 count
Owner
Federal
U.S. Forest Service

About this bridge

NFSR 233 over W Fk Beaver Creek is a prestressed concrete slab carrying NFSR 233 over W Fk Beaver Creek in Lewis and Clark County, Montana. It was built in 1978, so it is 47 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 26 vehicles a day, projected to reach 39 by 2045. The structure is 45 ft (13.7 m) long and 15 ft wide. If it were closed, the detour would be 98.2 mi (158 km).

CarriesNFSR 233
CrossesW Fk Beaver Creek
LocationBeaver Creek No. 3
RouteFederal Lands Road 233
StateMontana
Coordinates47.5318, -112.75804
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.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating41.1 US tons
Inventory rating32.2 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length45 ft (13.7 m)
Longest span43 ft (13 m)
Deck width15 ft (4.7 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26 (2002)
Projected traffic39 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 NFSR 233 over W Fk Beaver Creek built?

It was built in 1978, making it 47 years old in 2025.

What condition is NFSR 233 over W Fk Beaver 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 June 2024.

How much traffic does NFSR 233 over W Fk Beaver Creek carry?

About 26 vehicles per day (2002 count).

How long is NFSR 233 over W Fk Beaver Creek?

The structure is 45 ft (13.7 m) long with a longest span of 43 ft (13 m) and a deck 15 ft wide.

Who owns NFSR 233 over W Fk Beaver Creek?

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