Posouzení použití mikrotuneláže pro realizaci kanalizačního sběrače na ulici Husarově v Ostravě

Abstract

The bachelor thesis deals with the basic distribution of trenchless technology and more specifies a method for microtunnelling. Thesis describes uses of microtunnelling technology including methods of pipe roofing in the introductory chapter. You will also find a proposal about suitability assessment of microtunnelling for a sewerage on the street Husarova in Ostrava – Výškovice, which is based on the prepared project documentation. Individual chapters include information about geology survey carried out in the area of interest contains the results of analyze of soil samples and determination of hydrogeological conditions. Microtunnelling technology design involves the entire route of the sewerage. However project documentation expects the use of trenchless technology for a part of the proposed sewer route. The proposal includes suitability assessment of using other trenchless technologies, a smaller number of pipe profiles, a choice of a boring machine including the proposal of a boring head, kind of flush media and a calculation of a jacking force according to several criteria. A proposal of the shoring starter pit was created by software Geo5 in the last subsection.