US Bridges

17th Avenue North over Indian Creek

Fair

Canyon County, Idaho · Nampa · Structure no. 000000000027731

Built
2001
24 years old
Condition
Fair
inspected June 2023
Type
Frame
Concrete
Length
24 ft
1 main span
Daily traffic
800
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

17th Avenue North over Indian Creek is a concrete frame carrying 17th Avenue North over Indian Creek in Canyon County, Idaho. It was built in 2001, so it is 24 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 800 vehicles a day, roughly 5% of them trucks, projected to reach 1,200 by 2039. The structure is 24 ft (7.3 m) long and 53 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Carries17th Avenue North
CrossesIndian Creek
LocationNampa
RouteCity Street 0
StateIdaho
Coordinates43.57839, -116.5505
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry8: Equal to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38 US tons
Inventory rating23 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length24 ft (7.3 m)
Longest span24 ft (7.3 m)
Deck width53 ft (16.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic800 (2023)
Projected traffic1,200 by 2039
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 17th Avenue North over Indian Creek built?

It was built in 2001, making it 24 years old in 2025.

What condition is 17th Avenue North over Indian Creek 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 June 2023.

How much traffic does 17th Avenue North over Indian Creek carry?

About 800 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is 17th Avenue North over Indian Creek?

The structure is 24 ft (7.3 m) long with a longest span of 24 ft (7.3 m) and a deck 53 ft wide.

Who owns 17th Avenue North over Indian Creek?

It is owned by the City or Municipal Highway Agency.