School named giant tunnel boring machine on HS2 stretch Far from boring: Meadow students, on a field trip, see the site where Florence is creating the Chiltern Tunnel STUDENTS from Meadow High School, Royal Lane, Hillingdon, visited the HS2 rail line site at Maple Cross, where two giant boring machines are digging two 16km tunnels through the Chiltern Hills. Meadow pupild had suggested naming one of the tunnel borers after Florence Nightingale, the founder of modern nursing, who spent many years in Claydon, Bucks, where she wrote numerous books on nursing. This name, along with suggestions from other schools were put to the public vote, and Florence won.