US Bridges

Stc 2865;MERIDIAN over B-2 Canal

Fair

Minidoka County, Idaho · 2.0 N. Rupert · Structure no. 000000000025178

Built
1975
50 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
23 ft
1 main span
Daily traffic
1,400
2023 count
Owner
County
County Highway Agency

About this bridge

Stc 2865;MERIDIAN over B-2 Canal is a prestressed concrete stringer/multi-beam or girder carrying Stc 2865;MERIDIAN over B-2 Canal in Minidoka County, Idaho. It was built in 1975, so it is 50 years old, older than the Idaho average of 45.3 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 1,400 vehicles a day, roughly 13% of them trucks, projected to reach 2,100 by 2042. The structure is 23 ft (7 m) long and 30 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesStc 2865;MERIDIAN
CrossesB-2 Canal
Location2.0 N. Rupert
RouteCounty Highway 9286
CountyMinidoka County
StateIdaho
Coordinates42.64828, -113.668
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2023
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 alignment7: Better than present minimum criteria
Operating rating38 US tons
Inventory rating23 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length23 ft (7 m)
Longest span23 ft (7 m)
Deck width30 ft (9.1 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,400 (2023)
Projected traffic2,100 by 2042
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Stc 2865;MERIDIAN over B-2 Canal built?

It was built in 1975, making it 50 years old in 2025.

What condition is Stc 2865;MERIDIAN over B-2 Canal 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 Stc 2865;MERIDIAN over B-2 Canal carry?

About 1,400 vehicles per day (2023 count), of which roughly 13% are trucks.

How long is Stc 2865;MERIDIAN over B-2 Canal?

The structure is 23 ft (7 m) long with a longest span of 23 ft (7 m) and a deck 30 ft wide.

Who owns Stc 2865;MERIDIAN over B-2 Canal?

It is owned by the County Highway Agency.