Practices are written according to "Oil and Gas Engineering and Technologies" syllabus. It contains basic theoretical information, methodological recommendations on the procedure of execution, design and protection of practical work. It is intended for preparation of bachelors of specialty 185 - "Oil and gas engineering and technologies". CONTENTS INTRODUCTION Practice № 1 Wall Thickness Design ............................................................................... 5 Practice № 2 Definition of loads and impacts on the main gas ......................................... 8 Practice № 3 Evaluation of volume of excavation works................................................ 15 Practice № 4 Transportation scheme calculation during stringing of the pipeline .......... 19 Practice № 5 Calculation of pumping units foundations during construction of oil pumping stations ............................................................................................................ 22 Practice № 6 Calculation of steady-state oil flow of main oil pipelines. ......................... 24 Practice № 7 Calculation of steady-state oil flow of main gas pipelines ......................... 25 Practice № 8 Calculation of hydraulic impact of main oil pipelines ............................... 26 Practice № 9 Calculation of gas leakage from the main gas pipeline .............................. 28 References..................................................................................................................... 30