US Bridges

CO RD 002 FH 73 over Grasshopper Creek 016

Good

Beaverhead County, Montana · 25M NW Dillon · Structure no. L01002043+03001

Built
1998
27 years old
Condition
Good
inspected June 2023
Type
Slab
Prestressed Concrete
Length
69 ft
1 main span
Daily traffic
292
2023 count
Owner
County
County Highway Agency

About this bridge

CO RD 002 FH 73 over Grasshopper Creek 016 is a prestressed concrete slab carrying CO RD 002 FH 73 over Grasshopper Creek 016 in Beaverhead County, Montana. It was built in 1998, so it is 27 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 292 vehicles a day, roughly 3% of them trucks, projected to reach 312 by 2043. The structure is 69 ft (21 m) long and 36 ft wide. If it were closed, the detour would be 57.8 mi (93 km).

CarriesCO RD 002 FH 73
CrossesGrasshopper Creek 016
Location25M NW Dillon
RouteCounty Highway 1002
StateMontana
Coordinates45.28284, -113.11914
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53 US tons
Inventory rating30 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length69 ft (21 m)
Longest span64 ft (19.6 m)
Deck width36 ft (11 m)
Roadway width32 ft (9.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic292 (2023)
Projected traffic312 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed57.8 mi (93 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 CO RD 002 FH 73 over Grasshopper Creek 016 built?

It was built in 1998, making it 27 years old in 2025.

What condition is CO RD 002 FH 73 over Grasshopper Creek 016 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 June 2023.

How much traffic does CO RD 002 FH 73 over Grasshopper Creek 016 carry?

About 292 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is CO RD 002 FH 73 over Grasshopper Creek 016?

The structure is 69 ft (21 m) long with a longest span of 64 ft (19.6 m) and a deck 36 ft wide.

Who owns CO RD 002 FH 73 over Grasshopper Creek 016?

It is owned by the County Highway Agency.