US Bridges

Meadow Lake Blvd over RR 120

Fair

Flathead County, Montana · Columbia Falls · Structure no. L15230000+07001

Built
1988
37 years old
Condition
Fair
inspected August 2024
Type
Tee Beam
Prestressed Concrete
Length
81 ft
1 main span
Daily traffic
2,771
2023 count
Owner
County
County Highway Agency

About this bridge

Meadow Lake Blvd over RR 120 is a prestressed concrete tee beam carrying Meadow Lake Blvd over RR 120 in Flathead County, Montana. It was built in 1988, so it is 37 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 2,771 vehicles a day, roughly 3% of them trucks, projected to reach 2,951 by 2043. The structure is 81 ft (24.7 m) long and 37 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesMeadow Lake Blvd
CrossesRR 120
LocationColumbia Falls
RouteCity Street 2511
StateMontana
Coordinates48.38187, -114.21099
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
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 alignment6: Equal to present minimum criteria
Operating rating36 US tons
Inventory rating36 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length81 ft (24.7 m)
Longest span80 ft (24.4 m)
Deck width37 ft (11.2 m)
Roadway width29 ft (8.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,771 (2023)
Projected traffic2,951 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Meadow Lake Blvd over RR 120 built?

It was built in 1988, making it 37 years old in 2025.

What condition is Meadow Lake Blvd over RR 120 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 August 2024.

How much traffic does Meadow Lake Blvd over RR 120 carry?

About 2,771 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Meadow Lake Blvd over RR 120?

The structure is 81 ft (24.7 m) long with a longest span of 80 ft (24.4 m) and a deck 37 ft wide.

Who owns Meadow Lake Blvd over RR 120?

It is owned by the County Highway Agency.