US Bridges

Micks DR over Ross Fork Creek

Good

Judith Basin County, Montana · 4M NW Sipple · Structure no. 000000202103237

Built
2021
4 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
93 ft
1 main span
Daily traffic
40
2023 count
Owner
County
County Highway Agency

About this bridge

Micks DR over Ross Fork Creek is a prestressed concrete stringer/multi-beam or girder carrying Micks DR over Ross Fork Creek in Judith Basin County, Montana. It was built in 2021, so it is 4 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 40 vehicles a day, roughly 3% of them trucks, projected to reach 42 by 2043. The structure is 93 ft (28.3 m) long and 28 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesMicks DR
CrossesRoss Fork Creek
Location4M NW Sipple
RouteCounty Highway 23028
StateMontana
Coordinates46.96727, -109.79963
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 protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59 US tons
Inventory rating45 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length93 ft (28.3 m)
Longest span87 ft (26.5 m)
Deck width28 ft (8.5 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2023)
Projected traffic42 by 2043
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 Micks DR over Ross Fork Creek built?

It was built in 2021, making it 4 years old in 2025.

What condition is Micks DR over Ross Fork Creek 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 May 2023.

How much traffic does Micks DR over Ross Fork Creek carry?

About 40 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Micks DR over Ross Fork Creek?

The structure is 93 ft (28.3 m) long with a longest span of 87 ft (26.5 m) and a deck 28 ft wide.

Who owns Micks DR over Ross Fork Creek?

It is owned by the County Highway Agency.