US Bridges

42nd Ave. S. over Bachelor Creek

Good

Yakima County, Washington · 00.08 S Ahtanum RD · Structure no. 080132000000000

Built
1974
51 years old
Condition
Good
inspected March 2023
Type
Channel Beam
Concrete
Length
22 ft
1 main span
Daily traffic
365
2023 count
Owner
County
County Highway Agency

About this bridge

42nd Ave. S. over Bachelor Creek is a concrete channel beam carrying 42nd Ave. S. over Bachelor Creek in Yakima County, Washington. It was built in 1974, so it is 51 years old, older 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 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 365 vehicles a day, roughly 5% of them trucks, projected to reach 565 by 2043. The structure is 22 ft (6.7 m) long and 32 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
Carries42nd Ave. S.
CrossesBachelor Creek
Location00.08 S Ahtanum RD
RouteCounty Highway 35570
CountyYakima County
StateWashington
Coordinates46.55667, -120.56167
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating26.5 US tons
Inventory rating20.4 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckOther
Main spans1
Design loadH 15
Structure length22 ft (6.7 m)
Longest span22 ft (6.7 m)
Deck width32 ft (9.8 m)
Roadway width32 ft (9.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic365 (2023)
Projected traffic565 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.2 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 42nd Ave. S. over Bachelor Creek built?

It was built in 1974, making it 51 years old in 2025.

What condition is 42nd Ave. S. over Bachelor Creek 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 March 2023.

How much traffic does 42nd Ave. S. over Bachelor Creek carry?

About 365 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is 42nd Ave. S. over Bachelor Creek?

The structure is 22 ft (6.7 m) long with a longest span of 22 ft (6.7 m) and a deck 32 ft wide.

Who owns 42nd Ave. S. over Bachelor Creek?

It is owned by the County Highway Agency.