Structure 33C0202 · Alameda County, CA

Hegenberger Road over Bartd Uprr San Leandro

Carries Hegenberger Road over Bartd Uprr San Leandro, 0.4 Mi South Of 66th AVE.

Overall conditionFair

Set by its lowest-rated component: Deck at 5 of 9.

How ratings work
Decksets the rating5/9 · Fair
Superstructure7/9 · Good
Substructure6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT899 FT OVERALL100 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9 · sets the ratingSuperstructure 7/9Substructure 6/9

899 ft end to end, longest span 290 ft: about 2.5 football fields. 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.

Built1966rebuilt 2014
Length899.0 ft274 m
Daily traffic20,904counted 2003
Last inspectedNovember 2024every 24 months

Location

StateCalifornia
CountyAlameda
Location0.4 Mi South Of 66th AVE
CarriesHegenberger Road
CrossesBartd Uprr San Leandro
Coordinates37.75144, -122.19619

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignTee Beam
Total Length899.0 ft (274 m)
Max Span290.0 ft (88.4 m)
Deck Width86.9 ft (26.5 m)
Deck Area7,261 sq m
Main Spans5
Year Built1966 (reconstructed 2014)

Traffic

Avg Daily Traffic20,904 (2003)
Truck Traffic5%
Lanes On Bridge6
Lanes Under Bridge6

Inspection & Ownership

Last InspectionNovember 2024
Inspection FrequencyEvery 24 months
OwnerCity/Municipal Highway Agency
Historical SignificanceBridge is eligible for the National Register
Scour CriticalNot applicable
Structure Number33C0202

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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