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gptkbp:instance_of
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gptkb:bridge
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|
gptkbp:academic_programs
|
arch design
early 20th century engineering
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gptkbp:accessibility
|
open to public
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gptkbp:architect
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gptkb:W._H._Mc_Donald
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gptkbp:associated_with
|
gptkb:California_State_Route_84
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gptkbp:built
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1913
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gptkbp:community_feedback
|
positive
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gptkbp:community_impact
|
enhanced connectivity
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gptkbp:community_role
|
important for local transport
|
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gptkbp:constructed_in
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gptkb:Pacific_Bridge_Company
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gptkbp:construction_material
|
reinforced concrete
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gptkbp:coordinates
|
37.5625° N, 121.9994° W
|
|
gptkbp:crosses
|
Niles Canyon
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gptkbp:cultural_events
|
local festivals
|
|
gptkbp:cultural_significance
|
local heritage
|
|
gptkbp:design
|
gptkb:bridge
|
|
gptkbp:design_features
|
decorative elements
|
|
gptkbp:educational_value
|
historical education
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|
gptkbp:environmental_impact
|
minimal
|
|
gptkbp:events_hosted
|
community events
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gptkbp:famous_landmark
|
gptkb:Niles_Canyon_Railway
yes
|
|
gptkbp:features
|
two arches
|
|
gptkbp:function
|
vehicle traffic
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gptkbp:future_plans
|
further restoration
|
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gptkbp:has_public_transport
|
limited
|
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gptkbp:historical_significance
|
listed on National Register of Historic Places
|
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gptkbp:historical_use
|
gptkb:transportation
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Niles Canyon Bridge
|
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gptkbp:is_maintained_by
|
gptkb:Alameda_County
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gptkbp:landmark
|
designated landmark
|
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gptkbp:landscape
|
natural surroundings
|
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gptkbp:length
|
approximately 300 feet
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gptkbp:local_economy
|
supports tourism.
|
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gptkbp:local_government
|
gptkb:Alameda_County_Public_Works
|
|
gptkbp:local_history
|
part of local history
|
|
gptkbp:location
|
Niles Canyon
|
|
gptkbp:maintenance
|
regular inspections
|
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gptkbp:material
|
concrete
|
|
gptkbp:original_purpose
|
connect communities
|
|
gptkbp:passenger_traffic
|
approximately 10,000 vehicles per day
|
|
gptkbp:photography
|
popular for photographers
|
|
gptkbp:preservation_efforts
|
ongoing
|
|
gptkbp:public_access
|
yes
|
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gptkbp:renovated
|
gptkb:2000
|
|
gptkbp:renovation
|
preservation
|
|
gptkbp:safety_features
|
guardrails
|
|
gptkbp:scenic_views
|
Niles Canyon
|
|
gptkbp:style
|
gptkb:Beaux-Arts
|
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gptkbp:surrounding_area
|
gptkb:Niles_Canyon_Park
|
|
gptkbp:sustainability_practices
|
environmentally friendly materials
|
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gptkbp:tourist_attraction
|
yes
|
|
gptkbp:wildlife
|
various species
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gptkbp:bfsParent
|
gptkb:I-580
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gptkbp:bfsLayer
|
6
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