US Bridges

Pryor Creek RD over Int Pryor Creek 012

Fair

Yellowstone County, Montana · 9M E Billings · Structure no. L56271000+00001

Built
1969
56 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
329 ft
4 main spans
Daily traffic
100
2025 count
Owner
State
State Highway Agency

About this bridge

Pryor Creek RD over Int Pryor Creek 012 is a steel continuous stringer/multi-beam or girder carrying Pryor Creek RD over Int Pryor Creek 012 in Yellowstone County, Montana. It was built in 1969, so it is 56 years old, older 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 5 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 100 vehicles a day, roughly 3% of them trucks, projected to reach 100 by 2040. The structure is 329 ft (100.2 m) long and 34 ft wide.

CarriesPryor Creek RD
CrossesInt Pryor Creek 012
Location9M E Billings
RouteCounty Highway 56271
StateMontana
Coordinates45.79847, -108.28904
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating35.1 US tons
Inventory rating25 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 15
Structure length329 ft (100.2 m)
Longest span95 ft (29 m)
Deck width34 ft (10.5 m)
Roadway width31 ft (9.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2025)
Projected traffic100 by 2040
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
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 Pryor Creek RD over Int Pryor Creek 012 built?

It was built in 1969, making it 56 years old in 2025.

What condition is Pryor Creek RD over Int Pryor Creek 012 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 2024.

How much traffic does Pryor Creek RD over Int Pryor Creek 012 carry?

About 100 vehicles per day (2025 count), of which roughly 3% are trucks.

How long is Pryor Creek RD over Int Pryor Creek 012?

The structure is 329 ft (100.2 m) long with a longest span of 95 ft (29 m) and a deck 34 ft wide.

Who owns Pryor Creek RD over Int Pryor Creek 012?

It is owned by the State Highway Agency.