(netherlands)
Type: building=bunker
Coordinates: 52.048481057626844, 5.5577111985130605
Area: 1.3279052734375e-05 km²
OSM tags:
abandoned:building: bunker
architect: Ministerie van Oorlog
building: bunker
bunker_type: pillbox
heritage: 2
heritage:operator: rce
historic:period: 1939 - 1956
material: concrete
military: bunker
model: S3A-type kazemat, bijnaam "Stekelvarken"
note: Grebbelinie
ref: GL134
ref:bag:old: 345100002018966
ref:rce: 528623
source: BAG
source:date: 2017-10-24
start_date: 1940
website: https://www.bunkerinfo.nl/2016/02/grebbelinie-s3a-kazemat-gl134.html