 Each section includes 30 men.The 1er RPIMa is based in Bayonne, which makes amphibious and mountain training possible.It is also ideal as it is very close to the Centre d'Entrainement Adaptee (CTA), Europe's largest and most modern Close Quarter Battle (CQB) facility and to the dedicated assets of the French army's Special Forces Aviation Detachment (DAOS) and airborne school (ETAP), two establishments that are essential to its training and operations.