US Bridges

Daleview RD over Big Muddy Creek 020

Fair

Sheridan County, Montana · 5M N Redstone · Structure no. L46001004+03001

Built
1982
43 years old
Condition
Fair
inspected November 2023
Type
Tee Beam
Prestressed Concrete
Length
59 ft
1 main span
Daily traffic
8
2023 count
Owner
County
County Highway Agency

About this bridge

Daleview RD over Big Muddy Creek 020 is a prestressed concrete tee beam carrying Daleview RD over Big Muddy Creek 020 in Sheridan County, Montana. It was built in 1982, so it is 43 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 8 vehicles a day, roughly 3% of them trucks, projected to reach 8 by 2043. The structure is 59 ft (18 m) long and 26 ft wide. If it were closed, the detour would be 18 mi (29 km).

CarriesDaleview RD
CrossesBig Muddy Creek 020
Location5M N Redstone
RouteCounty Highway 46001
StateMontana
Coordinates48.87289, -104.91897
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
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
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length59 ft (18 m)
Longest span58 ft (17.7 m)
Deck width26 ft (7.9 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8 (2023)
Projected traffic8 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18 mi (29 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 Daleview RD over Big Muddy Creek 020 built?

It was built in 1982, making it 43 years old in 2025.

What condition is Daleview RD over Big Muddy Creek 020 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 November 2023.

How much traffic does Daleview RD over Big Muddy Creek 020 carry?

About 8 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Daleview RD over Big Muddy Creek 020?

The structure is 59 ft (18 m) long with a longest span of 58 ft (17.7 m) and a deck 26 ft wide.

Who owns Daleview RD over Big Muddy Creek 020?

It is owned by the County Highway Agency.