US Bridges

Bitterroot DR over Five Mile Creek 119

Good

Yellowstone County, Montana · N Billings Heights · Structure no. L56730000+05001

Built
1999
26 years old
Condition
Good
inspected November 2024
Type
Tee Beam
Prestressed Concrete
Length
80 ft
1 main span
Daily traffic
1,465
2023 count
Owner
County
County Highway Agency

About this bridge

Bitterroot DR over Five Mile Creek 119 is a prestressed concrete tee beam carrying Bitterroot DR over Five Mile Creek 119 in Yellowstone County, Montana. It was built in 1999, so it is 26 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 1,465 vehicles a day, roughly 3% of them trucks, projected to reach 1,663 by 2043. The structure is 80 ft (24.4 m) long and 39 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesBitterroot DR
CrossesFive Mile Creek 119
LocationN Billings Heights
RouteCounty Highway 56730
StateMontana
Coordinates45.85006, -108.44557
Functional classUrban Local

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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40 US tons
Inventory rating28 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length80 ft (24.4 m)
Longest span80 ft (24.4 m)
Deck width39 ft (11.9 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,465 (2023)
Projected traffic1,663 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Bitterroot DR over Five Mile Creek 119 built?

It was built in 1999, making it 26 years old in 2025.

What condition is Bitterroot DR over Five Mile Creek 119 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 November 2024.

How much traffic does Bitterroot DR over Five Mile Creek 119 carry?

About 1,465 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Bitterroot DR over Five Mile Creek 119?

The structure is 80 ft (24.4 m) long with a longest span of 80 ft (24.4 m) and a deck 39 ft wide.

Who owns Bitterroot DR over Five Mile Creek 119?

It is owned by the County Highway Agency.