US Bridges

Clear Creek RD SE over Little Box Elder CR 033

Fair

Hill County, Montana · 11M SE Havre · Structure no. L21601010+07001

Built
1974
51 years old
Condition
Fair
inspected June 2024
Type
Channel Beam
Prestressed Concrete
Length
31 ft
1 main span
Daily traffic
141
2023 count
Owner
County
County Highway Agency

About this bridge

Clear Creek RD SE over Little Box Elder CR 033 is a prestressed concrete channel beam carrying Clear Creek RD SE over Little Box Elder CR 033 in Hill County, Montana. It was built in 1974, so it is 51 years old, older 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 141 vehicles a day, roughly 3% of them trucks, projected to reach 149 by 2043. The structure is 31 ft (9.4 m) long and 29 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesClear Creek RD SE
CrossesLittle Box Elder CR 033
Location11M SE Havre
RouteCounty Highway 21601
StateMontana
Coordinates48.45096, -109.50229
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 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 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 rating34 US tons
Inventory rating26.1 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length31 ft (9.4 m)
Longest span30 ft (9.1 m)
Deck width29 ft (8.8 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic141 (2023)
Projected traffic149 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 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 Clear Creek RD SE over Little Box Elder CR 033 built?

It was built in 1974, making it 51 years old in 2025.

What condition is Clear Creek RD SE over Little Box Elder CR 033 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 June 2024.

How much traffic does Clear Creek RD SE over Little Box Elder CR 033 carry?

About 141 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Clear Creek RD SE over Little Box Elder CR 033?

The structure is 31 ft (9.4 m) long with a longest span of 30 ft (9.1 m) and a deck 29 ft wide.

Who owns Clear Creek RD SE over Little Box Elder CR 033?

It is owned by the County Highway Agency.