US Bridges

STC8215;WEISER Rvr over Galloway Canal

Fair

Washington County, Idaho · 0.3 S. 4.9 E. Weiser · Structure no. 000000000020001

Built
1993
32 years old
Condition
Fair
inspected November 2024
Type
Tee Beam
Wood or Timber
Length
35 ft
1 main span
Daily traffic
330
2023 count
Owner
County
County Highway Agency

About this bridge

STC8215;WEISER Rvr over Galloway Canal is a wood or timber tee beam carrying STC8215;WEISER Rvr over Galloway Canal in Washington County, Idaho. It was built in 1993, so it is 32 years old, younger 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 330 vehicles a day, roughly 27% of them trucks, projected to reach 495 by 2042. The structure is 35 ft (10.7 m) long and 29 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesSTC8215;WEISER Rvr
CrossesGalloway Canal
Location0.3 S. 4.9 E. Weiser
RouteCounty Highway 8215
CountyWashington County
StateIdaho
Coordinates44.24206, -116.87165
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
Deck9 ExcellentNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating110.1 US tons
Inventory rating82 US tons

Structure

Structure typeTee Beam
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHS 20
Structure length35 ft (10.7 m)
Longest span33 ft (10.1 m)
Deck width29 ft (8.7 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic330 (2023)
Projected traffic495 by 2042
Trucks27%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was STC8215;WEISER Rvr over Galloway Canal built?

It was built in 1993, making it 32 years old in 2025.

What condition is STC8215;WEISER Rvr over Galloway 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 2024.

How much traffic does STC8215;WEISER Rvr over Galloway Canal carry?

About 330 vehicles per day (2023 count), of which roughly 27% are trucks.

How long is STC8215;WEISER Rvr over Galloway Canal?

The structure is 35 ft (10.7 m) long with a longest span of 33 ft (10.1 m) and a deck 29 ft wide.

Who owns STC8215;WEISER Rvr over Galloway Canal?

It is owned by the County Highway Agency.