OB' (AH) class

 
 3 OB'-class HOSPITAL SHIPS (AH)
  (Russian Project No. 320)

 Name       Commissioned    Status

 OB'        1980            Stricken
 YENISEY    Jan. 31, 1981   Active
 SVIR'      July 1989       Active
 IRTYSH     Aug. 10, 1990   Active

These are purpose-built hospital ships. The third, fourth and projected fifth unit of the class are part of Project B-320 II, modifications of the original Project 320 design. The Polish-built ships are civilian-manned, but carry naval...