US Bridges

Pryor RD over 4th of July Creek 013

Good

Yellowstone County, Montana · 20M S Billings · Structure no. L56300019+08001

Built
2001
24 years old
Condition
Good
inspected November 2024
Type
Culvert
Concrete
Length
26 ft
1 main span
Daily traffic
596
2023 count
Owner
State
State Highway Agency

About this bridge

Pryor RD over 4th of July Creek 013 is a concrete culvert carrying Pryor RD over 4th of July Creek 013 in Yellowstone County, Montana. It was built in 2001, so it is 24 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 596 vehicles a day, roughly 2% of them trucks, projected to reach 700 by 2043. The structure is 26 ft (8 m) long. If it were closed, the detour would be 62.1 mi (100 km).

CarriesPryor RD
Crosses4th of July Creek 013
Location20M S Billings
RouteState Highway 418
StateMontana
Coordinates45.47418, -108.48235
Functional classRural Major Collector

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionNovember 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 rating36 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length26 ft (8 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic596 (2023)
Projected traffic700 by 2043
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed62.1 mi (100 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Pryor RD over 4th of July Creek 013 built?

It was built in 2001, making it 24 years old in 2025.

What condition is Pryor RD over 4th of July Creek 013 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 November 2024.

How much traffic does Pryor RD over 4th of July Creek 013 carry?

About 596 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is Pryor RD over 4th of July Creek 013?

The structure is 26 ft (8 m) long with a longest span of 12 ft (3.7 m).

Who owns Pryor RD over 4th of July Creek 013?

It is owned by the State Highway Agency.