Structure 49C0408 · San Luis Obispo County, CA

Higuera Street over San Luis Obispo Creek

Carries Higuera Street over San Luis Obispo Creek, Higuera Oso Court ST.

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 overall9/9 · Excellent
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
24 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

24 ft end to end. Lengths are drawn to scale; at this length a semi-truck would be a speck. 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 slab bridge.

Built1918rebuilt 2000
Length24.0 ft7.3 m
Daily traffic7,907counted 2008
Last inspectedSeptember 2022every 48 months

Location

StateCalifornia
CountySan Luis Obispo
LocationHiguera Oso Court ST
CarriesHiguera Street
CrossesSan Luis Obispo Creek
Coordinates35.28097, -120.66092

Physical Characteristics

MaterialPrestressed Concrete
DesignSlab
Total Length24.0 ft (7.3 m)
Max Span23.0 ft (7 m)
Deck Width423.2 ft (129 m)
Deck Area941.7 sq m
Main Spans1
Year Built1918 (reconstructed 2000)

Traffic

Avg Daily Traffic7,907 (2008)
Truck Traffic3%
Lanes On Bridge2

Inspection & Ownership

Last InspectionSeptember 2022
Inspection FrequencyEvery 48 months
OwnerCity/Municipal Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number49C0408

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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