US Bridges

S248 over Drainage

Good

Daniels County, Montana · Four Buttes · Structure no. 000000202506486

Built
2024
1 years old
Condition
Good
inspected January 2025
Type
Culvert
Concrete
Length
26 ft
1 main span
Daily traffic
392
2023 count
Owner
State
State Highway Agency

About this bridge

S248 over Drainage is a concrete culvert carrying S248 over Drainage in Daniels 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 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 392 vehicles a day, roughly 11% of them trucks, projected to reach 412 by 2043. The structure is 26 ft (7.8 m) long and 98 ft wide. If it were closed, the detour would be 39.8 mi (64 km).

CarriesS248
CrossesDrainage
LocationFour Buttes
RouteU.S. Route 248
StateMontana
Coordinates48.8095, -105.61675
Functional classRural Minor Arterial

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.
Culvert7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation*: *
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating—
Inventory rating—

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length26 ft (7.8 m)
Longest span24 ft (7.3 m)
Deck width98 ft (29.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic392 (2023)
Projected traffic412 by 2043
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed39.8 mi (64 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was S248 over Drainage built?

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

What condition is S248 over Drainage 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 2025.

How much traffic does S248 over Drainage carry?

About 392 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is S248 over Drainage?

The structure is 26 ft (7.8 m) long with a longest span of 24 ft (7.3 m) and a deck 98 ft wide.

Who owns S248 over Drainage?

It is owned by the State Highway Agency.