US Bridges

7th ST over Usbr Main Canal 093

Good

Richland County, Montana · SW Edge Fairview 7th ST · Structure no. 000000202004965

Built
2019
6 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
54 ft
1 main span
Daily traffic
100
2025 count
Owner
County
County Highway Agency

About this bridge

7th ST over Usbr Main Canal 093 is a prestressed concrete stringer/multi-beam or girder carrying 7th ST over Usbr Main Canal 093 in Richland County, Montana. It was built in 2019, so it is 6 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 54 ft (16.6 m) long and 30 ft wide.

Carries7th ST
CrossesUsbr Main Canal 093
LocationSW Edge Fairview 7th ST
RouteCity Street 42109
StateMontana
Coordinates47.85039, -104.05759
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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating49.1 US tons
Inventory rating31 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length54 ft (16.6 m)
Longest span53 ft (16.2 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.4 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 closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 7th ST over Usbr Main Canal 093 built?

It was built in 2019, making it 6 years old in 2025.

What condition is 7th ST over Usbr Main Canal 093 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 October 2024.

How much traffic does 7th ST over Usbr Main Canal 093 carry?

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

How long is 7th ST over Usbr Main Canal 093?

The structure is 54 ft (16.6 m) long with a longest span of 53 ft (16.2 m) and a deck 30 ft wide.

Who owns 7th ST over Usbr Main Canal 093?

It is owned by the County Highway Agency.