US Bridges

Upper Highwood CR over Highwood Creek 040

Good

Chouteau County, Montana · 4M SE Highwood · Structure no. 000000202302550

Built
2023
2 years old
Condition
Good
inspected January 2024
Type
Culvert
Steel
Length
24 ft
3 main spans
Daily traffic
100
2025 count
Owner
County
County Highway Agency

About this bridge

Upper Highwood CR over Highwood Creek 040 is a steel culvert carrying Upper Highwood CR over Highwood Creek 040 in Chouteau 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 100 vehicles a day, roughly 3% of them trucks, projected to reach 100 by 2040. The structure is 24 ft (7.3 m) long and 52 ft wide. If it were closed, the detour would be 21.7 mi (35 km).

CarriesUpper Highwood CR
CrossesHighwood Creek 040
Location4M SE Highwood
RouteCounty Highway 8200
StateMontana
Coordinates47.54262, -110.77317
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert9 ExcellentNo problems noted.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating107.1 US tons
Inventory rating107.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans3
Design loadHL 93
Structure length24 ft (7.3 m)
Longest span6 ft (1.8 m)
Deck width52 ft (15.8 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2025)
Projected traffic100 by 2040
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.7 mi (35 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 Upper Highwood CR over Highwood Creek 040 built?

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

What condition is Upper Highwood CR over Highwood Creek 040 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 January 2024.

How much traffic does Upper Highwood CR over Highwood Creek 040 carry?

About 100 vehicles per day (2025 count), of which roughly 3% are trucks.

How long is Upper Highwood CR over Highwood Creek 040?

The structure is 24 ft (7.3 m) long with a longest span of 6 ft (1.8 m) and a deck 52 ft wide.

Who owns Upper Highwood CR over Highwood Creek 040?

It is owned by the County Highway Agency.