US Bridges

3rd RD NE over No Name Ditch 012

Good

Teton County, Montana · 10M NE Fairfield · Structure no. L50030007+08001

Built
1995
30 years old
Condition
Good
inspected February 2024
Type
Culvert
Steel
Length
20 ft
3 main spans
Daily traffic
100
2025 count
Owner
County
County Highway Agency

About this bridge

3rd RD NE over No Name Ditch 012 is a steel culvert carrying 3rd RD NE over No Name Ditch 012 in Teton County, Montana. It was built in 1995, so it is 30 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 100 vehicles a day, roughly 3% of them trucks, projected to reach 100 by 2040. The structure is 20 ft (6.1 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Carries3rd RD NE
CrossesNo Name Ditch 012
Location10M NE Fairfield
RouteCounty Highway 50039
StateMontana
Coordinates47.6544, -111.82198
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating98.2 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans3
Design loadUnknown
Structure length20 ft (6.1 m)
Longest span6 ft (1.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 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 closed3.7 mi (6 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 3rd RD NE over No Name Ditch 012 built?

It was built in 1995, making it 30 years old in 2025.

What condition is 3rd RD NE over No Name Ditch 012 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 February 2024.

How much traffic does 3rd RD NE over No Name Ditch 012 carry?

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

How long is 3rd RD NE over No Name Ditch 012?

The structure is 20 ft (6.1 m) long with a longest span of 6 ft (1.7 m).

Who owns 3rd RD NE over No Name Ditch 012?

It is owned by the County Highway Agency.