Asking the "what if?" questions and having all the answers in place is a full-time job in itself, says Julian Parkes, the Port of London Authority''s harbour master (safety management system) and port security officer.
Want to read more before deciding on a subscription? It only takes a minute to sign up for a free account and you’ll get to enjoy:
Get more free content sign up today
Ready to subscribe? Choose from one of our subscription packages for unlimited access!