Atlantikwall Regelbau 639 - Sanitary Bunker, Hospital Bunker, Medical Bu...

his bunker is from second world war of type Regelbau 639, it's a Large dressing station ( Medical Bunker ) also known as big Hospital Bunker,
it's German standard design for Sanitary Bunkers.

Regelbau 639, grosser Sanitätsunterstand, a field hospital bunker. Many of them were on the Atlantic wall in France, denmark.