Structure 83084000000000 · Pierce County, WA

Cirque DR W over Leach Creek

Carries Cirque DR W over Leach Creek, 0.4 W C/l Tacoma.

Overall conditionGood

Set by its lowest-rated component: Culvert at 7 of 9.

How ratings work
Culvertsets the rating7/9 · Good
Channelnot part of overall8/9 · Very Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT46 FT ACROSS25 FT0ELEVATION · LENGTHS TO SCALE
Culvert 7/9

A culvert 46 ft across. Lengths and the car on the deck are drawn to the same scale. Each part is colored by its latest inspection rating. The inventory records lengths but not heights, so those are drawn as typical for a culvert.

Built198145 years old
Length45.9 ft14 m
Daily traffic14,300counted 2024
Last inspectedSeptember 2024every 24 months

Location

StateWashington
CountyPierce
Location0.4 W C/l Tacoma
CarriesCirque DR W
CrossesLeach Creek
Coordinates47.20646, -122.51462

Physical Characteristics

MaterialSteel
DesignCulvert
Total Length45.9 ft (14 m)
Max Span45.9 ft (14 m)
Deck Width60.0 ft (18.3 m)
Deck Area256.2 sq m
Main Spans1
Year Built1981

Traffic

Avg Daily Traffic14,300 (2024)
Truck Traffic10%
Lanes On Bridge4

Inspection & Ownership

Last InspectionSeptember 2024
Inspection FrequencyEvery 24 months
OwnerCity/Municipal Highway Agency
Historical SignificanceHistorical significance is not determined
Scour Critical8 — Stable, low risk
Structure Number083084000000000

How Bridge Ratings Work

Inspectors rate each major part of a bridge (the deck you drive on, the superstructure of beams that holds it up, and the substructure of piers and abutments beneath) on a 0–9 scale. A bridge's overall condition is its lowest of those ratings, so one deteriorated component makes the whole bridge "poor."

0Failed
1Imminent failure
2Critical
3Serious
4Poor
5Fair
6Satisfactory
7Good
8Very good
9Excellent
Good · lowest component 7–9
Fair · lowest component 5–6
Poor · lowest component 0–4

A poor rating is not a closure. It means the bridge is flagged for priority repair or replacement; bridges judged unsafe are closed or posted with weight limits. The waterway (channel) rating is reported, but it does not count toward the overall classification.

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