US Bridges

Bundy RD over Yellowstone River

Fair

Yellowstone County, Montana · 3M NW Pompey`s Pillar · Structure no. S00568001+09601

Built
2001
24 years old
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
805 ft
6 main spans
Daily traffic
87
2023 count
Owner
County
County Highway Agency

About this bridge

Bundy RD over Yellowstone River is a prestressed concrete stringer/multi-beam or girder carrying Bundy RD over Yellowstone River in Yellowstone County, Montana. It was built in 2001, so it is 24 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 87 vehicles a day, projected to reach 91 by 2043. The structure is 805 ft (245.4 m) long and 30 ft wide. If it were closed, the detour would be 60.3 mi (97 km).

Location

Open in Google Maps
CarriesBundy RD
CrossesYellowstone River
Location3M NW Pompey`s Pillar
RouteCounty Highway 568
CountyYellowstone County
StateMontana
Coordinates45.9971, -108.00951
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55 US tons
Inventory rating35.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length805 ft (245.4 m)
Longest span135 ft (41 m)
Deck width30 ft (9.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic87 (2023)
Projected traffic91 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed60.3 mi (97 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Bundy RD over Yellowstone River built?

It was built in 2001, making it 24 years old in 2025.

What condition is Bundy RD over Yellowstone River 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 April 2023.

How much traffic does Bundy RD over Yellowstone River carry?

About 87 vehicles per day (2023 count).

How long is Bundy RD over Yellowstone River?

The structure is 805 ft (245.4 m) long with a longest span of 135 ft (41 m) and a deck 30 ft wide.

Who owns Bundy RD over Yellowstone River?

It is owned by the County Highway Agency.