What is the travel time and how often will Tram 1 operate?

The travel time between Petit Colombes and the Château de Malmaison is estimated at about 26 minutes. Tram 1 will operate from 5:30 am to 0:30 am (1:30 am on Fridays, Saturdays and the eve of public holidays). Its frequency will be 4 minutes during rush hour.