The Assistant Chief Engineer assigned work through the Chief Draftsman to the department chiefs The werk of the departments was coordinated by the Chief Draftsman. During the initial phases of the project and until January, 1950, each department was responsible for the preparation of the required plans and bills of material as well as for the execution of the engineering design functions outlined above, The Engineering Manager at the Jobsite established general policies and was responsible for the functioning of the five subordinate Jobsite departments. He and his staff assistant acted as liaison with the AEC Resident Engineer's Office. As the amount of liaison work grew and the Users' representatives began to arrive in large numbers early in 1951, the amount of this liaison work reached a maximum, Coordination between the Jobsite Engineering Manager and the Home Office Chief Engineer was maintained through the Project Manager and by means of the Chief Engineer's frequent visits to the Jobsite. 5~10