Mechanism Analysis of the Impact of COVID-19 on the Whole Process of Aircraft Turnaround Operations

Table 1

MTTT classification table for different models.

Number of seats	Common models	Airports with a passenger throughput of
		30 million (inclusive) passengers or more (min)	20 million (inclusive) to 30 million (exclusive) passengers (min)	10 million (inclusive) to 20 million (exclusive) passengers (min)	Others (min)
≤60 seats	MA60, E145, AT72, CRJ2, etc.	45	40	30	30
61–150 seats	AJ27, CRJ7, CRJ9, MD82, A319, B733, B737, B73G, etc.	55	50	45	40
151–250 seats	C919, T204, A310, A320, A321, B738, B739, B788, etc.	65	60	50	45
251–500 seats	MD11, A333, A350, B748, B773, B789, etc.	75	70	70	65
>500 seats	A388, etc	120	110	110	110

Source: minimum turnaround time standard for different plane types at different airports established by CAAC.