US Bridges

Hopper Road over Deer Creek

Good

Washington County, Idaho · 3.5 N. 0.2 W. Midvale · Structure no. 000000000028907

Built
1997
28 years old
Condition
Good
inspected July 2024
Type
Culvert
Steel
Length
30 ft
1 main span
Daily traffic
30
2023 count
Owner
County
County Highway Agency

About this bridge

Hopper Road over Deer Creek is a steel culvert carrying Hopper Road over Deer Creek in Washington County, Idaho. It was built in 1997, so it is 28 years old, younger than the Idaho average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 30 vehicles a day, roughly 5% of them trucks, projected to reach 45 by 2039. The structure is 30 ft (9.1 m) long and 32 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesHopper Road
CrossesDeer Creek
Location3.5 N. 0.2 W. Midvale
RouteCounty Highway 0
StateIdaho
Coordinates44.52067, -116.73858
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating56 US tons
Inventory rating43 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadHS 20
Structure length30 ft (9.1 m)
Longest span30 ft (9.1 m)
Deck width32 ft (9.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2023)
Projected traffic45 by 2039
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 Hopper Road over Deer Creek built?

It was built in 1997, making it 28 years old in 2025.

What condition is Hopper Road over Deer Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2024.

How much traffic does Hopper Road over Deer Creek carry?

About 30 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Hopper Road over Deer Creek?

The structure is 30 ft (9.1 m) long with a longest span of 30 ft (9.1 m) and a deck 32 ft wide.

Who owns Hopper Road over Deer Creek?

It is owned by the County Highway Agency.