US Bridges

Stc 8217;COVE Road over Weiser River

PoorPosted for load

Washington County, Idaho · 0.4 S. 1.3 E. Weiser · Structure no. 000000000028805

Built
1917
108 years old, rebuilt 1992
Condition
Poor
inspected July 2024
Type
Truss - Thru
Steel
Length
249 ft
3 main spans
Daily traffic
490
2023 count
Owner
County
County Highway Agency

About this bridge

Stc 8217;COVE Road over Weiser River is a steel truss - thru carrying Stc 8217;COVE Road over Weiser River in Washington County, Idaho. It was built in 1917 and reconstructed in 1992, so it is 108 years old, older than the Idaho average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 490 vehicles a day, projected to reach 735 by 2042. The structure is 249 ft (75.9 m) long and 21 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesStc 8217;COVE Road
CrossesWeiser River
Location0.4 S. 1.3 E. Weiser
RouteCounty Highway 8217
CountyWashington County
StateIdaho
Coordinates44.24117, -116.94381
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating20 US tons
Inventory rating12 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckCorrugated steel
Main spans3
Design loadH 10
Structure length249 ft (75.9 m)
Longest span80 ft (24.4 m)
Deck width21 ft (6.4 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic490 (2023)
Projected traffic735 by 2042
Trucks0%
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$2.4 million (2019 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Stc 8217;COVE Road over Weiser River built?

It was built in 1917, making it 108 years old in 2025. It was reconstructed in 1992.

What condition is Stc 8217;COVE Road over Weiser River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2024.

How much traffic does Stc 8217;COVE Road over Weiser River carry?

About 490 vehicles per day (2023 count).

How long is Stc 8217;COVE Road over Weiser River?

The structure is 249 ft (75.9 m) long with a longest span of 80 ft (24.4 m) and a deck 21 ft wide.

Who owns Stc 8217;COVE Road over Weiser River?

It is owned by the County Highway Agency.