US Bridges

Churchill RD over Stockpass Darinage

Good

Gallatin County, Montana · 3M S Manhattan · Structure no. 000000202406587

Built
2024
1 years old
Condition
Good
inspected November 2024
Type
Culvert
Concrete
Length
22 ft
1 main span
Daily traffic
2,002
2023 count
Owner
State
State Highway Agency

About this bridge

Churchill RD over Stockpass Darinage is a concrete culvert carrying Churchill RD over Stockpass Darinage in Gallatin County, Montana. It was built in 2024, so it is 1 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 2,002 vehicles a day, roughly 5% of them trucks, projected to reach 2,342 by 2043. The structure is 22 ft (6.6 m) long. If it were closed, the detour would be 14.3 mi (23 km).

Location

Open in Google Maps
CarriesChurchill RD
CrossesStockpass Darinage
Location3M S Manhattan
RouteState Highway 288
CountyGallatin County
StateMontana
Coordinates45.81445, -111.32535
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.3 US tons
Inventory rating45.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length22 ft (6.6 m)
Longest span20 ft (6.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,002 (2023)
Projected traffic2,342 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Churchill RD over Stockpass Darinage built?

It was built in 2024, making it 1 years old in 2025.

What condition is Churchill RD over Stockpass Darinage 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 November 2024.

How much traffic does Churchill RD over Stockpass Darinage carry?

About 2,002 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Churchill RD over Stockpass Darinage?

The structure is 22 ft (6.6 m) long with a longest span of 20 ft (6.1 m).

Who owns Churchill RD over Stockpass Darinage?

It is owned by the State Highway Agency.