US Bridges

Reed Point RD over Yellowstone River 004

Fair

Stillwater County, Montana · NW Reed Point · Structure no. L48083000+07001

Built
2000
25 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
505 ft
4 main spans
Daily traffic
175
2023 count
Owner
County
County Highway Agency

About this bridge

Reed Point RD over Yellowstone River 004 is a prestressed concrete continuous stringer/multi-beam or girder carrying Reed Point RD over Yellowstone River 004 in Stillwater County, Montana. It was built in 2000, so it is 25 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 175 vehicles a day, roughly 3% of them trucks, projected to reach 185 by 2043. The structure is 505 ft (154 m) long and 24 ft wide. If it were closed, the detour would be 23 mi (37 km).

CarriesReed Point RD
CrossesYellowstone River 004
LocationNW Reed Point
RouteCounty Highway 48005
StateMontana
Coordinates45.7147, -109.54526
Functional classRural Minor 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating34 US tons
Inventory rating26 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length505 ft (154 m)
Longest span127 ft (38.7 m)
Deck width24 ft (7.2 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deck98 ft (30 m)

Traffic and service

Average daily traffic175 (2023)
Projected traffic185 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed23 mi (37 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 Reed Point RD over Yellowstone River 004 built?

It was built in 2000, making it 25 years old in 2025.

What condition is Reed Point RD over Yellowstone River 004 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 Reed Point RD over Yellowstone River 004 carry?

About 175 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Reed Point RD over Yellowstone River 004?

The structure is 505 ft (154 m) long with a longest span of 127 ft (38.7 m) and a deck 24 ft wide.

Who owns Reed Point RD over Yellowstone River 004?

It is owned by the County Highway Agency.