US Bridges

King Ave W over Bbwa Canal

Fair

Yellowstone County, Montana · Billings-King Ave W · Structure no. U01010001+03751

Built
1994
31 years old
Condition
Fair
inspected November 2023
Type
Tee Beam
Prestressed Concrete
Length
52 ft
1 main span
Daily traffic
26,602
2023 count
Owner
State
State Highway Agency

About this bridge

King Ave W over Bbwa Canal is a prestressed concrete tee beam carrying King Ave W over Bbwa Canal in Yellowstone County, Montana. It was built in 1994, so it is 31 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 26,602 vehicles a day, projected to reach 30,459 by 2043. The structure is 52 ft (15.8 m) long and 85 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesKing Ave W
CrossesBbwa Canal
LocationBillings-King Ave W
RouteCity Street 111
CountyYellowstone County
StateMontana
Coordinates45.75524, -108.58882
Functional classUrban Other Principal Arterial

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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating33 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length52 ft (15.8 m)
Longest span52 ft (15.8 m)
Deck width85 ft (25.8 m)
Roadway width70 ft (21.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26,602 (2023)
Projected traffic30,459 by 2043
Trucks0%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was King Ave W over Bbwa Canal built?

It was built in 1994, making it 31 years old in 2025.

What condition is King Ave W over Bbwa Canal 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 November 2023.

How much traffic does King Ave W over Bbwa Canal carry?

About 26,602 vehicles per day (2023 count).

How long is King Ave W over Bbwa Canal?

The structure is 52 ft (15.8 m) long with a longest span of 52 ft (15.8 m) and a deck 85 ft wide.

Who owns King Ave W over Bbwa Canal?

It is owned by the State Highway Agency.