Transport for London started a three-month trial to test new methods of counting bus passengers on June 8.
The aim is to find the most accurate real-time automatic passenger counting method. TfL believes that this could lead to improved real-time passenger information about bus services and available accessible space, more effective network management in case of disruption, and better forecasting and planning.
The trial will run on seven buses on routes 55, 47, 222, 507 and 521. The following techniques are to be trialled: