They run 20 hours a day , 364 days a year and are used by 13,000 people per hour , with 95 % of them running at one time . The longest escalator is at Angel station , 60 m long , with a vertical rise of 27.5 m. They run 20 hours a day , 364 days a year , with 95 % of them operational at any one time and can cope with 13,000 passengers per hour .