US Bridges

Dry Creek RD over Dry Creek 119

Fair

Gallatin County, Montana · 9M N Belgrade · Structure no. S00290009+04001

Built
2009
16 years old
Condition
Fair
inspected July 2024
Type
Tee Beam
Prestressed Concrete
Length
31 ft
1 main span
Daily traffic
265
2023 count
Owner
County
County Highway Agency

About this bridge

Dry Creek RD over Dry Creek 119 is a prestressed concrete tee beam carrying Dry Creek RD over Dry Creek 119 in Gallatin 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 fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 265 vehicles a day, roughly 1% of them trucks, projected to reach 278 by 2043. The structure is 31 ft (9.3 m) long and 26 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesDry Creek RD
CrossesDry Creek 119
Location9M N Belgrade
RouteCounty Highway 290
CountyGallatin County
StateMontana
Coordinates45.89038, -111.1966
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36.8 US tons
Inventory rating22.8 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadUnknown
Structure length31 ft (9.3 m)
Longest span29 ft (8.8 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic265 (2023)
Projected traffic278 by 2043
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 Dry Creek RD over Dry Creek 119 built?

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

What condition is Dry Creek RD over Dry Creek 119 in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in July 2024.

How much traffic does Dry Creek RD over Dry Creek 119 carry?

About 265 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is Dry Creek RD over Dry Creek 119?

The structure is 31 ft (9.3 m) long with a longest span of 29 ft (8.8 m) and a deck 26 ft wide.

Who owns Dry Creek RD over Dry Creek 119?

It is owned by the County Highway Agency.