This handbook is written for planning engineers, construction engineers and technicians, for pipeline and network engineers and technicians, for engineering companies, for construction and pipeline companies, for network and pipeline owners, for installation companies of mains, cables, fibers, ducts, sewers and complete networks, for drillers of all branches, for drilling fluid specialists, for environmental and water management applications, for foundations specialists, for all people engaged in the underground infrastructure, for all which like to combine economical and ecological advantages by going trenchless and by using newest technological possibilities for underground construction.