|
gptkbp:instanceOf
|
breakwater
|
|
gptkbp:accessibility
|
boat access only
|
|
gptkbp:affiliatedWith
|
other breakwaters in the region
|
|
gptkbp:associatedWith
|
gptkb:Fort_Delaware
gptkb:U.S._Coast_Guard
maritime_history_of_Delaware
|
|
gptkbp:built
|
1828
|
|
gptkbp:connects
|
shipping industry
|
|
gptkbp:constructionMaterial
|
1820s
granite
dry stone masonry
|
|
gptkbp:coordinates
|
38.7494° N, 75.1164° W
|
|
gptkbp:culturalSignificance
|
part of local heritage
|
|
gptkbp:design
|
designed_by_engineer_John_A._Roebling
|
|
gptkbp:educationalPrograms
|
available for schools
|
|
gptkbp:electronicSystems
|
construction in tidal waters
|
|
gptkbp:environmentalImpact
|
habitat for marine life
storm surge protection
|
|
gptkbp:environmentalProtection
|
helps reduce coastal erosion
|
|
gptkbp:famousLandmark
|
gptkb:Reedy_Island
|
|
gptkbp:features
|
lighthouse
|
|
gptkbp:fishSpecies
|
popular spot for anglers
|
|
gptkbp:height
|
up to 20 feet
|
|
gptkbp:historicalEvent
|
Civil War fortification
|
|
gptkbp:historicalPeriod
|
military defense
listed on historical registries
|
|
gptkbp:historicalResearch
|
studied by historians and engineers.
|
|
gptkbp:historicalSignificance
|
part_of_the_Delaware_River_and_Bay_navigation_project
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Delaware Breakwater
|
|
gptkbp:impact
|
local ecology
improved safety for vessels
|
|
gptkbp:length
|
approximately 1.5 miles
|
|
gptkbp:localEconomy
|
supports tourism and fishing industries
|
|
gptkbp:localWildlife
|
seabirds and fish species
|
|
gptkbp:location
|
gptkb:Delaware_Bay
|
|
gptkbp:maintainedBy
|
gptkb:U.S._Army_Corps_of_Engineers
|
|
gptkbp:maintenance
|
regular inspections
|
|
gptkbp:navigationEquipment
|
buoys and markers
|
|
gptkbp:notableFeature
|
breakwater lighthouse
|
|
gptkbp:partOf
|
gptkb:Delaware_River_and_Bay
|
|
gptkbp:publicAccess
|
limited access points
|
|
gptkbp:purpose
|
protect shipping lanes
|
|
gptkbp:renovated
|
various times since construction
|
|
gptkbp:servedIn
|
navigational aid
|
|
gptkbp:surroundingArea
|
gptkb:Delaware_City
Delaware_City_community
|
|
gptkbp:touristAttraction
|
historical tours available
|
|
gptkbp:type
|
stone and concrete structure
|
|
gptkbp:usedFor
|
storm protection
|
|
gptkbp:visibility
|
gptkb:Cape_Henlopen_State_Park
|
|
gptkbp:visitors
|
fishing and recreational activities
|
|
gptkbp:waterManagement
|
gptkb:Delaware_River
|