US Bridges

Sma 7143;USTICK RD over North Slough

Good

Ada County, Idaho · In Boise · Structure no. 000000000026093

Built
2014
11 years old
Condition
Good
inspected November 2024
Type
Culvert
Concrete
Length
24 ft
1 main span
Daily traffic
16,500
2023 count
Owner
County
County Highway Agency

About this bridge

Sma 7143;USTICK RD over North Slough is a concrete culvert carrying Sma 7143;USTICK RD over North Slough in Ada County, Idaho. It was built in 2014, so it is 11 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 16,500 vehicles a day, roughly 2% of them trucks, projected to reach 24,750 by 2042. The structure is 24 ft (7.3 m) long and 126 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSma 7143;USTICK RD
CrossesNorth Slough
LocationIn Boise
RouteCity Street 7143
StateIdaho
Coordinates43.63388, -116.32638
Functional classUrban Minor Arterial

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 protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.2 US tons
Inventory rating30.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length24 ft (7.3 m)
Longest span24 ft (7.3 m)
Deck width126 ft (38.5 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,500 (2023)
Projected traffic24,750 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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 Sma 7143;USTICK RD over North Slough built?

It was built in 2014, making it 11 years old in 2025.

What condition is Sma 7143;USTICK RD over North Slough 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 2024.

How much traffic does Sma 7143;USTICK RD over North Slough carry?

About 16,500 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is Sma 7143;USTICK RD over North Slough?

The structure is 24 ft (7.3 m) long with a longest span of 24 ft (7.3 m) and a deck 126 ft wide.

Who owns Sma 7143;USTICK RD over North Slough?

It is owned by the County Highway Agency.