Silo access door
The door on the ceiling can be utilized to observe and check the silo
The silos of Tajhizavaran have two types of access doors, including one type installed on the ceiling and the other on the body of the silo.
The silo door is usually installed on the second ring of the silo that has two doors, including the main door inwards and the other outwards, which is due to sensitivity and covering human error.