US Bridges

IRR - US 212 over Int Custer Batlfld I 90

Fair

Big Horn County, Montana · 1M S Crow Agency · Structure no. P00037000+00001

Built
1959
66 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
209 ft
4 main spans
Daily traffic
2,397
2023 count
Owner
State
State Highway Agency

About this bridge

IRR - US 212 over Int Custer Batlfld I 90 is a prestressed concrete stringer/multi-beam or girder carrying IRR - US 212 over Int Custer Batlfld I 90 in Big Horn County, Montana. It was built in 1959, so it is 66 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 2,397 vehicles a day, roughly 26% of them trucks, projected to reach 2,697 by 2043. The structure is 209 ft (63.7 m) long and 32 ft wide.

CarriesIRR - US 212
CrossesInt Custer Batlfld I 90
Location1M S Crow Agency
RouteU.S. Route 212
StateMontana
Coordinates45.57854, -107.45289
Functional classRural Principal Arterial - Other

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating48.9 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length209 ft (63.7 m)
Longest span62 ft (18.9 m)
Deck width32 ft (9.7 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,397 (2023)
Projected traffic2,697 by 2043
Trucks26%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

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 IRR - US 212 over Int Custer Batlfld I 90 built?

It was built in 1959, making it 66 years old in 2025.

What condition is IRR - US 212 over Int Custer Batlfld I 90 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 October 2023.

How much traffic does IRR - US 212 over Int Custer Batlfld I 90 carry?

About 2,397 vehicles per day (2023 count), of which roughly 26% are trucks.

How long is IRR - US 212 over Int Custer Batlfld I 90?

The structure is 209 ft (63.7 m) long with a longest span of 62 ft (18.9 m) and a deck 32 ft wide.

Who owns IRR - US 212 over Int Custer Batlfld I 90?

It is owned by the State Highway Agency.