US Bridges

Majerus RD over Bull Mtn RR 023

Good

Musselshell County, Montana · 14M SE Roundup · Structure no. L33110006+01611

Built
2009
16 years old
Condition
Good
inspected June 2023
Type
Tee Beam
Prestressed Concrete
Length
224 ft
3 main spans
Daily traffic
36
2023 count
Owner
County
County Highway Agency

About this bridge

Majerus RD over Bull Mtn RR 023 is a prestressed concrete tee beam carrying Majerus RD over Bull Mtn RR 023 in Musselshell County, Montana. It was built in 2009, so it is 16 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 36 vehicles a day, roughly 3% of them trucks, projected to reach 38 by 2043. The structure is 224 ft (68.3 m) long and 30 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesMajerus RD
CrossesBull Mtn RR 023
Location14M SE Roundup
RouteCounty Highway 110
StateMontana
Coordinates46.20738, -108.54265
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating31 US tons
Inventory rating16 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length224 ft (68.3 m)
Longest span72 ft (22 m)
Deck width30 ft (9.2 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic36 (2023)
Projected traffic38 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed123.7 mi (199 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Majerus RD over Bull Mtn RR 023 built?

It was built in 2009, making it 16 years old in 2025.

What condition is Majerus RD over Bull Mtn RR 023 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 June 2023.

How much traffic does Majerus RD over Bull Mtn RR 023 carry?

About 36 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Majerus RD over Bull Mtn RR 023?

The structure is 224 ft (68.3 m) long with a longest span of 72 ft (22 m) and a deck 30 ft wide.

Who owns Majerus RD over Bull Mtn RR 023?

It is owned by the County Highway Agency.