US Bridges

Glade Road over Glade Creek

GoodPosted for load

Yakima County, Washington · 02.13 SW Alderdale · Structure no. 081020000000000

Built
1977
48 years old
Condition
Good
inspected January 2023
Type
Channel Beam
Prestressed Concrete
Length
28 ft
1 main span
Daily traffic
340
2019 count
Owner
County
County Highway Agency

About this bridge

Glade Road over Glade Creek is a prestressed concrete channel beam carrying Glade Road over Glade Creek in Yakima County, Washington. It was built in 1977, so it is 48 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 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 340 vehicles a day, roughly 5% of them trucks, projected to reach 465 by 2039. The structure is 28 ft (8.5 m) long and 32 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesGlade Road
CrossesGlade Creek
Location02.13 SW Alderdale
RouteCounty Highway 70010
Coordinates46.11333, -120.05833
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 inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be 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 rating21.8 US tons
Inventory rating16.8 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length28 ft (8.5 m)
Longest span27 ft (8.2 m)
Deck width32 ft (9.8 m)
Roadway width32 ft (9.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic340 (2019)
Projected traffic465 by 2039
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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$1.4 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Glade Road over Glade Creek built?

It was built in 1977, making it 48 years old in 2025.

What condition is Glade Road over Glade 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 January 2023.

How much traffic does Glade Road over Glade Creek carry?

About 340 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is Glade Road over Glade Creek?

The structure is 28 ft (8.5 m) long with a longest span of 27 ft (8.2 m) and a deck 32 ft wide.

Who owns Glade Road over Glade Creek?

It is owned by the County Highway Agency.