Structure DAPFORNTC000009 · San Bernardino County, CA

North Loop Road over Storm Drainage

Carries North Loop Road over Storm Drainage, Nr South Loop RD.

Overall conditionFair

Set by its lowest-rated component: Deck and Superstructure and Substructure at 6 of 9.

How ratings work
Decksets the rating6/9 · Satisfactory
Superstructuresets the rating6/9 · Satisfactory
Substructuresets the rating6/9 · Satisfactory
Channelnot part of overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT103 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9Superstructure 6/9Substructure 6/9

103 ft end to end, longest span 50 ft. 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 or the layout of the shorter spans, so those are drawn as typical for a slab bridge.

Built198640 years old
Length103.0 ft31.4 m
Daily traffic7,620counted 2008
Last inspectedApril 2024every 24 months

Location

StateCalifornia
CountySan Bernardino
LocationNr South Loop RD
CarriesNorth Loop Road
CrossesStorm Drainage
Coordinates35.24647, -116.70120

Physical Characteristics

MaterialPrestressed Concrete
DesignSlab
Total Length103.0 ft (31.4 m)
Max Span49.9 ft (15.2 m)
Deck Width42.0 ft (12.8 m)
Deck Area401.9 sq m
Main Spans2
Year Built1986

Traffic

Avg Daily Traffic7,620 (2008)
Truck Traffic12%
Lanes On Bridge2

Inspection & Ownership

Last InspectionApril 2024
Inspection FrequencyEvery 24 months
OwnerArmy
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure NumberDAPFORNTC000009

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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