US Bridges

Morrell Creek RD over Morrell Creek

Good

Powell County, Montana · Morrell CR · Structure no. 011606000024354

Built
2015
10 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
83 ft
1 main span
Daily traffic
50
Owner
Federal
U.S. Forest Service

About this bridge

Morrell Creek RD over Morrell Creek is a steel stringer/multi-beam or girder carrying Morrell Creek RD over Morrell Creek in Powell 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 50 vehicles a day, projected to reach 75 by 2045. The structure is 83 ft (25.3 m) long and 18 ft wide. If it were closed, the detour would be 98.2 mi (158 km).

CarriesMorrell Creek RD
CrossesMorrell Creek
LocationMorrell CR
RouteFederal Lands Road 4381
StateMontana
Coordinates47.26454, -113.44896
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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45 US tons
Inventory rating34.6 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1
Design loadHL 93
Structure length83 ft (25.3 m)
Longest span80 ft (24.4 m)
Deck width18 ft (5.4 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (—)
Projected traffic75 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 Morrell Creek RD over Morrell Creek built?

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

What condition is Morrell Creek RD over Morrell 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 September 2023.

How much traffic does Morrell Creek RD over Morrell Creek carry?

About 50 vehicles per day (latest count).

How long is Morrell Creek RD over Morrell Creek?

The structure is 83 ft (25.3 m) long with a longest span of 80 ft (24.4 m) and a deck 18 ft wide.

Who owns Morrell Creek RD over Morrell Creek?

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