US Bridges

Metesh Lane over Flint Creek 055

Good

Granite County, Montana · 5M SW Phillipsburg · Structure no. L20036000+03001

Built
2009
16 years old
Condition
Good
inspected July 2024
Type
Slab
Prestressed Concrete
Length
30 ft
1 main span
Daily traffic
100
2025 count
Owner
County
County Highway Agency

About this bridge

Metesh Lane over Flint Creek 055 is a prestressed concrete slab carrying Metesh Lane over Flint Creek 055 in Granite County, Montana. It was built in 2009, so it is 16 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 100 vehicles a day, roughly 3% of them trucks, projected to reach 100 by 2040. The structure is 30 ft (9.1 m) long and 26 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesMetesh Lane
CrossesFlint Creek 055
Location5M SW Phillipsburg
RouteCounty Highway 20036
StateMontana
Coordinates46.26634, -113.33644
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40 US tons
Inventory rating28 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length30 ft (9.1 m)
Longest span27 ft (8.2 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2025)
Projected traffic100 by 2040
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 Metesh Lane over Flint Creek 055 built?

It was built in 2009, making it 16 years old in 2025.

What condition is Metesh Lane over Flint Creek 055 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 July 2024.

How much traffic does Metesh Lane over Flint Creek 055 carry?

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

How long is Metesh Lane over Flint Creek 055?

The structure is 30 ft (9.1 m) long with a longest span of 27 ft (8.2 m) and a deck 26 ft wide.

Who owns Metesh Lane over Flint Creek 055?

It is owned by the County Highway Agency.