(netherlands)
Type: building=bunker
Coordinates: 52.167524244196834, 5.372088059107737
Area: 1.861962890625e-05 km²
OSM tags:
abandoned:building: bunker
architect: Ministerie van Oorlog
building: bunker
bunker_type: pillbox
heritage: 2
heritage:operator: rce
historic: yes
material: concrete
military: bunker
model: Szw Fr-type kazemat, bijnaam "Stekelvarken"
note: Grebbelinie
period: 1939 - 1951
ref: E01
ref:rce: 528540
start_date: 1952
website: https://www.bunkerinfo.nl/2010/01/s3a-szw-fl-e01.html