US Bridges

Clear Creek Road over Sack Creek

Good

Valley County, Idaho · 24 N. Lowman · Structure no. 000000000033808

Built
2010
15 years old
Condition
Good
inspected August 2024
Type
Slab
Wood or Timber
Length
24 ft
1 main span
Daily traffic
30
2023 count
Owner
County
County Highway Agency

About this bridge

Clear Creek Road over Sack Creek is a wood or timber slab carrying Clear Creek Road over Sack Creek in Valley County, Idaho. It was built in 2010, so it is 15 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 50% of them trucks, projected to reach 45 by 2042. The structure is 24 ft (7.3 m) long and 16 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesClear Creek Road
CrossesSack Creek
Location24 N. Lowman
RouteCounty Highway 0
StateIdaho
Coordinates44.35886, -115.40811
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating99.9 US tons
Inventory rating84 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHS 20
Structure length24 ft (7.3 m)
Longest span23 ft (7 m)
Deck width16 ft (4.9 m)
Roadway width15 ft (4.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2023)
Projected traffic45 by 2042
Trucks50%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Clear Creek Road over Sack Creek built?

It was built in 2010, making it 15 years old in 2025.

What condition is Clear Creek Road over Sack 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 August 2024.

How much traffic does Clear Creek Road over Sack Creek carry?

About 30 vehicles per day (2023 count), of which roughly 50% are trucks.

How long is Clear Creek Road over Sack Creek?

The structure is 24 ft (7.3 m) long with a longest span of 23 ft (7 m) and a deck 16 ft wide.

Who owns Clear Creek Road over Sack Creek?

It is owned by the County Highway Agency.