Structure 83187000000000 · Pierce County, WA

Crystal Rvr Ranch over White River

Carries Crystal Rvr Ranch over White River, 0.1 So Jct SR 410.

Overall conditionGood

Set by its lowest-rated component: Deck and Superstructure and Substructure at 7 of 9.

How ratings work
Decksets the rating7/9 · Good
Superstructuresets the rating7/9 · Good
Substructuresets the rating7/9 · Good
Channelnot part of overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT125 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

125 ft end to end, longest span 80 ft. Lengths and the semi-truck 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 or the layout of the shorter spans, so those are drawn as typical for a tee-beam bridge.

Built195670 years old
Length125.0 ft38.1 m
Daily traffic400counted 2024
Last inspectedAugust 2024every 24 months

Location

StateWashington
CountyPierce
Location0.1 So Jct SR 410
CarriesCrystal Rvr Ranch
CrossesWhite River
Coordinates47.11719, -121.61142

Physical Characteristics

MaterialConcrete Continuous
DesignTee Beam
Total Length125.0 ft (38.1 m)
Max Span80.1 ft (24.4 m)
Deck Width16.7 ft (5.1 m)
Deck Area194.3 sq m
Main Spans3
Year Built1956

Traffic

Avg Daily Traffic400 (2024)
Truck Traffic5%
Lanes On Bridge1

Inspection & Ownership

Last InspectionAugust 2024
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceHistorical significance is not determined
Scour Critical5 — Stable for scour
Structure Number083187000000000

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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