Syrian heliport Afis 35/58-36/47 in rebel control after heavy fighting.
The heliport consists of ca 50 parking pads and a short helicopter start and landing runway.
To the base infrastructure belongs an weapons arsenal and workshop for helicopter maintenance.
The Syrian government forces left ca 20 out of use helicopters. The other helicopters are withdrawn to other bases.
The helicopters from base attacked "rebel" forces and civilians at northern towns such as Aleppo from Afis.
The heliport is of Russian style. Several helicopters of types is in use in Russia.
Syria has around 10 heliports or "helibases" of this type. Of which more than 5 around Damascus.
Other helicopters also use traditional airbases.
See
www.bbc.co.uk/news/world-middle-east-20984142