US Bridges

Solo Point Road over Drainage Canal

Fair

Pierce County, Washington · Grid Coord ET274191 · Structure no. DAPFORLEW000002

Built
1954
71 years old
Condition
Fair
inspected August 2024
Type
Culvert
Concrete
Length
25 ft
2 main spans
Daily traffic
200
2016 count
Owner
Federal
Army

About this bridge

Solo Point Road over Drainage Canal is a concrete culvert carrying Solo Point Road over Drainage Canal in Pierce County, Washington. It was built in 1954, so it is 71 years old, older than the Washington average of 49.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 200 vehicles a day, roughly 25% of them trucks, projected to reach 220 by 2046. The structure is 25 ft (7.6 m) long and 26 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesSolo Point Road
CrossesDrainage Canal
LocationGrid Coord ET274191
CountyPierce County
StateWashington
Coordinates47.12385, -122.637
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating60.1 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length25 ft (7.6 m)
Longest span12 ft (3.7 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2016)
Projected traffic220 by 2046
Trucks25%
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

OwnerArmy
Maintained byArmy
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$2,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Solo Point Road over Drainage Canal built?

It was built in 1954, making it 71 years old in 2025.

What condition is Solo Point Road over Drainage Canal in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2024.

How much traffic does Solo Point Road over Drainage Canal carry?

About 200 vehicles per day (2016 count), of which roughly 25% are trucks.

How long is Solo Point Road over Drainage Canal?

The structure is 25 ft (7.6 m) long with a longest span of 12 ft (3.7 m) and a deck 26 ft wide.

Who owns Solo Point Road over Drainage Canal?

It is owned by the Army.