US Bridges

Mcdonald RD over Burlingame Ditch

Good

Walla Walla County, Washington · 0.200 N of Frog Hollow RD · Structure no. 088005000000000

Built
2009
16 years old
Condition
Good
inspected September 2023
Type
Culvert
Aluminum, Wrought Iron, or Cast Iron
Length
22 ft
1 main span
Daily traffic
370
2021 count
Owner
County
County Highway Agency

About this bridge

Mcdonald RD over Burlingame Ditch is a aluminum, wrought iron, or cast iron culvert carrying Mcdonald RD over Burlingame Ditch in Walla Walla County, Washington. It was built in 2009, so it is 16 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 370 vehicles a day, roughly 5% of them trucks, projected to reach 660 by 2043. The structure is 22 ft (6.6 m) long and 42 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesMcdonald RD
CrossesBurlingame Ditch
Location0.200 N of Frog Hollow RD
RouteCounty Highway 20210
Coordinates46.02311, -118.55491
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.8 US tons
Inventory rating51.5 US tons

Structure

Structure typeCulvert
MaterialAluminum, Wrought Iron, or Cast Iron
DeckNot applicable
Main spans1
Design loadHS 25 or greater
Structure length22 ft (6.6 m)
Longest span22 ft (6.6 m)
Deck width42 ft (12.8 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic370 (2021)
Projected traffic660 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.1 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Mcdonald RD over Burlingame Ditch built?

It was built in 2009, making it 16 years old in 2025.

What condition is Mcdonald RD over Burlingame Ditch 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 September 2023.

How much traffic does Mcdonald RD over Burlingame Ditch carry?

About 370 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Mcdonald RD over Burlingame Ditch?

The structure is 22 ft (6.6 m) long with a longest span of 22 ft (6.6 m) and a deck 42 ft wide.

Who owns Mcdonald RD over Burlingame Ditch?

It is owned by the County Highway Agency.