US Bridges

Shepherd X-Ing RD over Highwood Creek 001

Good

Chouteau County, Montana · 4M NW Highwood · Structure no. 000000000002546

Built
2017
8 years old
Condition
Good
inspected February 2023
Type
Tee Beam
Prestressed Concrete
Length
75 ft
1 main span
Daily traffic
100
2025 count
Owner
County
County Highway Agency

About this bridge

Shepherd X-Ing RD over Highwood Creek 001 is a prestressed concrete tee beam carrying Shepherd X-Ing RD over Highwood Creek 001 in Chouteau County, Montana. It was built in 2017, so it is 8 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 8 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 75 ft (22.8 m) long and 26 ft wide. If it were closed, the detour would be 19.3 mi (31 km).

CarriesShepherd X-Ing RD
CrossesHighwood Creek 001
Location4M NW Highwood
RouteCounty Highway 8100
StateMontana
Coordinates47.60666, -110.89277
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating54 US tons
Inventory rating41 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length75 ft (22.8 m)
Longest span72 ft (21.9 m)
Deck width26 ft (8 m)
Roadway width24 ft (7.3 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 closed19.3 mi (31 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$140,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Shepherd X-Ing RD over Highwood Creek 001 built?

It was built in 2017, making it 8 years old in 2025.

What condition is Shepherd X-Ing RD over Highwood Creek 001 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 February 2023.

How much traffic does Shepherd X-Ing RD over Highwood Creek 001 carry?

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

How long is Shepherd X-Ing RD over Highwood Creek 001?

The structure is 75 ft (22.8 m) long with a longest span of 72 ft (21.9 m) and a deck 26 ft wide.

Who owns Shepherd X-Ing RD over Highwood Creek 001?

It is owned by the County Highway Agency.