US Bridges

Stp 7073;COLE RD over Ridenbaugh Canal;cole Gs

Good

Ada County, Idaho · 0.7 W. Boise Wcl;cole RD · Structure no. 000000000021250

Built
1968
57 years old, rebuilt 1988
Condition
Good
inspected November 2021
Type
Tee Beam
Concrete
Length
32 ft
1 main span
Daily traffic
14,500
2023 count
Owner
County
County Highway Agency

About this bridge

Stp 7073;COLE RD over Ridenbaugh Canal;cole Gs is a concrete tee beam carrying Stp 7073;COLE RD over Ridenbaugh Canal;cole Gs in Ada County, Idaho. It was built in 1968 and reconstructed in 1988, so it is 57 years old, older 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 14,500 vehicles a day, projected to reach 21,750 by 2042. The structure is 32 ft (9.8 m) long and 120 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesStp 7073;COLE RD
CrossesRidenbaugh Canal;cole Gs
Location0.7 W. Boise Wcl;cole RD
RouteCity Street 7073
CountyAda County
StateIdaho
Coordinates43.60735, -116.27385
Functional classUrban Other Principal Arterial

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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57 US tons
Inventory rating34 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length32 ft (9.8 m)
Longest span31 ft (9.4 m)
Deck width120 ft (36.5 m)
Roadway width55 ft (16.9 m)
Vertical clearance over deck16 ft (4.9 m)

Traffic and service

Average daily traffic14,500 (2023)
Projected traffic21,750 by 2042
Trucks0%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$775,000 (2021 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Stp 7073;COLE RD over Ridenbaugh Canal;cole Gs built?

It was built in 1968, making it 57 years old in 2025. It was reconstructed in 1988.

What condition is Stp 7073;COLE RD over Ridenbaugh Canal;cole Gs 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 November 2021.

How much traffic does Stp 7073;COLE RD over Ridenbaugh Canal;cole Gs carry?

About 14,500 vehicles per day (2023 count).

How long is Stp 7073;COLE RD over Ridenbaugh Canal;cole Gs?

The structure is 32 ft (9.8 m) long with a longest span of 31 ft (9.4 m) and a deck 120 ft wide.

Who owns Stp 7073;COLE RD over Ridenbaugh Canal;cole Gs?

It is owned by the County Highway Agency.