US Bridges

Maple Grove Road over Svid Canal

GoodPosted for load

Yakima County, Washington · 00.18 S Arrowsmith · Structure no. 081706000000000

Built
1962
63 years old
Condition
Good
inspected January 2023
Type
Channel Beam
Concrete
Length
97 ft
3 main spans
Daily traffic
715
2023 count
Owner
County
County Highway Agency

About this bridge

Maple Grove Road over Svid Canal is a concrete channel beam carrying Maple Grove Road over Svid Canal in Yakima County, Washington. It was built in 1962, so it is 63 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. Its operating status is: posted for load restriction.

It carries about 715 vehicles a day, roughly 5% of them trucks, projected to reach 835 by 2043. The structure is 97 ft (29.6 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesMaple Grove Road
CrossesSvid Canal
Location00.18 S Arrowsmith
RouteCounty Highway 63050
CountyYakima County
StateWashington
Coordinates46.36167, -120.04
Functional classRural Minor Collector

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 inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating24.7 US tons
Inventory rating19 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckOther
Main spans3
Design loadHS 20
Structure length97 ft (29.6 m)
Longest span37 ft (11.3 m)
Deck width28 ft (8.6 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic715 (2023)
Projected traffic835 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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$3.9 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Maple Grove Road over Svid Canal built?

It was built in 1962, making it 63 years old in 2025.

What condition is Maple Grove Road over Svid Canal 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 January 2023.

How much traffic does Maple Grove Road over Svid Canal carry?

About 715 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Maple Grove Road over Svid Canal?

The structure is 97 ft (29.6 m) long with a longest span of 37 ft (11.3 m) and a deck 28 ft wide.

Who owns Maple Grove Road over Svid Canal?

It is owned by the County Highway Agency.