What lessons can we learn from the British experience of designing and building major transport infrastructure? The Crossrail project has been controversial from the start, but is there more to the project than just numbers and profit? Will the benefits of the project outweigh the huge investment costs? Today, a day after strikes by London Tube workers crippled the city, we speak to Sir Terry Morgan the man who is leading the RM80 billion (£14.8 billion) Crossrail project.