US Bridges

Whiskey RD over Drainage 044

Fair

Sheridan County, Montana · NW Edge Medicine Lake · Structure no. M46078000+00101

Built
1981
44 years old
Condition
Fair
inspected December 2023
Type
Tee Beam
Prestressed Concrete
Length
50 ft
1 main span
Daily traffic
71
2023 count
Owner
County
County Highway Agency

About this bridge

Whiskey RD over Drainage 044 is a prestressed concrete tee beam carrying Whiskey RD over Drainage 044 in Sheridan County, Montana. It was built in 1981, so it is 44 years old, younger than the Montana average of 47 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 71 vehicles a day, roughly 3% of them trucks, projected to reach 75 by 2043. The structure is 50 ft (15.2 m) long and 24 ft wide. If it were closed, the detour would be 16.8 mi (27 km).

Location

Open in Google Maps
CarriesWhiskey RD
CrossesDrainage 044
LocationNW Edge Medicine Lake
RouteCounty Highway 46078
CountySheridan County
StateMontana
Coordinates48.50883, -104.50489
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40.3 US tons
Inventory rating27.4 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length50 ft (15.2 m)
Longest span49 ft (14.9 m)
Deck width24 ft (7.3 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic71 (2023)
Projected traffic75 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.8 mi (27 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 Whiskey RD over Drainage 044 built?

It was built in 1981, making it 44 years old in 2025.

What condition is Whiskey RD over Drainage 044 in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in December 2023.

How much traffic does Whiskey RD over Drainage 044 carry?

About 71 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Whiskey RD over Drainage 044?

The structure is 50 ft (15.2 m) long with a longest span of 49 ft (14.9 m) and a deck 24 ft wide.

Who owns Whiskey RD over Drainage 044?

It is owned by the County Highway Agency.