Diploma thesis deals with design of sanitary and gas instalation in hotel building. It is hotel with four floors and basement. Theteoretical part is focused on grey water treatment systems and possibility of their use in the building. The Computational part and project includes design of sanitary and stormwater sewer, water supply system, gas installations a their service pipes to current utility lines.

This Diploma thesis deals with design of sanitary instalation and gas instalation in high school. It is high school with four floor and a basement. The teoretical part is focused on water supply from own source. The Computational part and project includes a porposal of sanitary and storm sewer, water supply system, pipeline and their connection to current pipes.