Mott MacDonald Third Line Infrastructure Engineer interview questions

Got a call and an email from a top administrative staff to setup an appointment for an interview session at their office with the Head of Infrastructures. Arrived the company premise on agreed schedule. After sign-in, the interview session starts with introduction of panel members in a min-conference room. Two men panel interview session last for about 40 minutes. I was allow to ask few questions from the interviewers, which took the interview session to the 45 minute mark. We concluded the interview