The Soviet Velikiy Ustyug Shipyard according to a CIA report dated September 1967

An item reported that the Velikiy Ustyug Shipyard with the geographic coordinates 60.44.30 North and 46.20.00 East was located on the south edge of Velikiy Ustyug, Russia on the west bank of the river Severnaya. The fenced and road served shipyard possessed a side-haul marine railway with 3 slipways suitable for new building and repairs and for which 2 cranes were available, 2 shop buildings and 17 support buildings.

Source
The report was published on www.archive.org, document number CIA-RDP78T04759A007300010035-9