Responding to the logistical needs of the Argentine Navy, around 1961 the Naval Aposteradero Buenos Aires (ADBA) was created in the dock of Dársena Norte, with the aim of adding a place of own docking in the metropolitan port.
The Naval Workshops completed their migration to 1900 and were integrated with the Naval Arsenal, which also settled in North Dársena. Thus, from July 14, 1961, the Buenos Aires Naval Aposteron covered the port and dock area that occupied the then complex of the passenger disembarkation and Hotel of Immigrants already in disuse.
At the beginning of the following decade, and with the constitution of Naval Workshops Dársena Norte in operation, the Argentine Navy would contribute the transfer of the Workshops of the Arsenal Naval Buenos Aires, which joined the docks and two dry dams of the General Administration of Ports.
Since its inception, ADBA has been carrying out logistical support tasks for the Argentine and foreign Navy units visiting the port of Buenos Aires. It is also a permanent bet of the units of the Squadron of Rivers; like the patrol ARA “King,” the multipurpose ships ARA City of Zárate and ARA City of Rosario and the patrol boat ARA “Rio Santiago,” which, in addition to complying with the control and surveillance of the river spaces, carry out socio-health campaigns providing social assistance and primary medical care to the coastal communities that are difficult to access in the northeast of the northeast, which, in addition to comply with the control and surveillance of the river spaces, carry out socio-health campaigns providing social assistance and primary medical care to the coastal communities that are difficult to access in the northeast of the Northeast.- Country.
Since 1974, the Arsenal Naval Buenos Aires has been under the dependence of the Naval Fluvial Area, whose seat is the Zárate Naval Base. Its main mission is to carry out transit control and surveillance operations of river spaces of national jurisdiction, to maintain the presence in rivers and ports within its area of influence, to exercise as an authority of coordination in joint and combined activities within its jurisdiction, to support and to provide for the embarkation of students of the training institutes in units of the Squadler of the Rivers Squadler and to conduct and supervise the integrated training of the naval surface media and the Marine Battalion No. 3 – Admiral Eleazar Videla.