US Bridges

43rd Ave over Cso Tank #24-3

Good

Spokane County, Washington · 43rd Ave · Structure no. 088841000000000

Built
2016
9 years old
Condition
Good
inspected July 2024
Type
Culvert
Concrete Continuous
Length
145 ft
2 main spans
Daily traffic
1,041
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

43rd Ave over Cso Tank #24-3 is a concrete continuous culvert carrying 43rd Ave over Cso Tank #24-3 in Spokane County, Washington. It was built in 2016, so it is 9 years old, younger than the Washington average of 49.8 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 1,041 vehicles a day, roughly 1% of them trucks, projected to reach 3,748 by 2038. The structure is 145 ft (44.2 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Carries43rd Ave
CrossesCso Tank #24-3
Location43rd Ave
RouteCity Street 43
Coordinates47.61469, -117.39869
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Culvert8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating106.8 US tons
Inventory rating106.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHL 93
Structure length145 ft (44.2 m)
Longest span118 ft (36 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,041 (2023)
Projected traffic3,748 by 2038
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesOther
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byOther Local Agency
Historic statusHistorical significance not determinable at this time
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$2.2 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was 43rd Ave over Cso Tank #24-3 built?

It was built in 2016, making it 9 years old in 2025.

What condition is 43rd Ave over Cso Tank #24-3 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 July 2024.

How much traffic does 43rd Ave over Cso Tank #24-3 carry?

About 1,041 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is 43rd Ave over Cso Tank #24-3?

The structure is 145 ft (44.2 m) long with a longest span of 118 ft (36 m).

Who owns 43rd Ave over Cso Tank #24-3?

It is owned by the City or Municipal Highway Agency and maintained by the Other Local Agency.