Hello; Inter-Drain GP-Series trenchless drainage V plough working in Holland installing perforated pipe field drainage in wheat stubble. The machine is equipped white a 500 Hp MTU engine and uses a Raven/SBG GPS system for steering and to maintain precise depth and grade. Sleufloos draineren met een Inter-Drain GP-Serie V-ploeg van Van Damme drainage uit Dordrecht. Drainage mit Inter-Drain GP-Series V-Pflug Drainagepflug in den Niederlande. This is a top quality video without music and good editing. The real sounds and the job ordering illustrates the techniques involved. Farming videos like these should be shown more often. At the end some commentary about the methodology could be useful.