US Bridges

Branch Rd. over Drain

Good

Yakima County, Washington · 00.47 E Rupple Road · Structure no. 084136000000000

Built
1968
57 years old
Condition
Good
inspected February 2023
Type
Channel Beam
Concrete
Length
26 ft
1 main span
Daily traffic
901
2019 count
Owner
County
County Highway Agency

About this bridge

Branch Rd. over Drain is a concrete channel beam carrying Branch Rd. over Drain in Yakima County, Washington. It was built in 1968, so it is 57 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 901 vehicles a day, roughly 5% of them trucks, projected to reach 1,263 by 2039. The structure is 26 ft (7.9 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesBranch Rd.
CrossesDrain
Location00.47 E Rupple Road
RouteCounty Highway 50100
Coordinates46.40449, -120.61865
Functional classRural Major 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 inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
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 rating42.1 US tons
Inventory rating32.5 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckOther
Main spans1
Design loadH 20
Structure length26 ft (7.9 m)
Longest span25 ft (7.6 m)
Deck width28 ft (8.6 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic901 (2019)
Projected traffic1,263 by 2039
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Branch Rd. over Drain built?

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

What condition is Branch Rd. over Drain 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 February 2023.

How much traffic does Branch Rd. over Drain carry?

About 901 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is Branch Rd. over Drain?

The structure is 26 ft (7.9 m) long with a longest span of 25 ft (7.6 m) and a deck 28 ft wide.

Who owns Branch Rd. over Drain?

It is owned by the County Highway Agency.