US Bridges

Raymond RD over Blackfoot River 077

Fair

Powell County, Montana · 6M S Ovando · Structure no. L39356002+02001

Built
1997
28 years old
Condition
Fair
inspected October 2023
Type
Tee Beam
Prestressed Concrete
Length
164 ft
2 main spans
Daily traffic
100
2025 count
Owner
County
County Highway Agency

About this bridge

Raymond RD over Blackfoot River 077 is a prestressed concrete tee beam carrying Raymond RD over Blackfoot River 077 in Powell County, Montana. It was built in 1997, so it is 28 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 6 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 100 vehicles a day, roughly 3% of them trucks, projected to reach 100 by 2040. The structure is 164 ft (50 m) long and 18 ft wide. If it were closed, the detour would be 24.9 mi (40 km).

CarriesRaymond RD
CrossesBlackfoot River 077
Location6M S Ovando
RouteCounty Highway 39124
StateMontana
Coordinates46.93321, -113.11468
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating36 US tons
Inventory rating36 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckOther
Main spans2
Design loadHS 20
Structure length164 ft (50 m)
Longest span82 ft (25 m)
Deck width18 ft (5.6 m)
Roadway width16 ft (4.9 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 closed24.9 mi (40 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 Raymond RD over Blackfoot River 077 built?

It was built in 1997, making it 28 years old in 2025.

What condition is Raymond RD over Blackfoot River 077 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 October 2023.

How much traffic does Raymond RD over Blackfoot River 077 carry?

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

How long is Raymond RD over Blackfoot River 077?

The structure is 164 ft (50 m) long with a longest span of 82 ft (25 m) and a deck 18 ft wide.

Who owns Raymond RD over Blackfoot River 077?

It is owned by the County Highway Agency.