US Bridges

Diversion Road over Camas Creek

PoorPosted for load

Clark County, Idaho · 10.7 S. 1.2 W. Kilgore · Structure no. 000000000031585

Built
1953
72 years old
Condition
Poor
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
27 ft
1 main span
Daily traffic
50
2023 count
Owner
County
County Highway Agency

About this bridge

Diversion Road over Camas Creek is a steel stringer/multi-beam or girder carrying Diversion Road over Camas Creek in Clark County, Idaho. It was built in 1953, so it is 72 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 4 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 50 vehicles a day, roughly 5% of them trucks, projected to reach 75 by 2039. The structure is 27 ft (8.2 m) long and 19 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesDiversion Road
CrossesCamas Creek
Location10.7 S. 1.2 W. Kilgore
RouteCounty Highway 0
StateIdaho
Coordinates44.24797, -111.91842
Functional classRural Local

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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
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 rating26 US tons
Inventory rating16 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadH 10
Structure length27 ft (8.2 m)
Longest span25 ft (7.6 m)
Deck width19 ft (5.9 m)
Roadway width17 ft (5.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2023)
Projected traffic75 by 2039
Trucks5%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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$319,000 (2018 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Diversion Road over Camas Creek built?

It was built in 1953, making it 72 years old in 2025.

What condition is Diversion Road over Camas Creek 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 Diversion Road over Camas Creek carry?

About 50 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Diversion Road over Camas Creek?

The structure is 27 ft (8.2 m) long with a longest span of 25 ft (7.6 m) and a deck 19 ft wide.

Who owns Diversion Road over Camas Creek?

It is owned by the County Highway Agency.