Boulac Workshops Glass negative –Boulac workshops Design for Railways, Telegraphs and Alexandrie Harbour Administration Those are the workshops where locomotives used to be repaired. According to Lionel Wiener, at the beginning of the 1930’s, 1300 workers used to repair the locomotives and 1100 used to care for the train coaches. Other workshops were established in Abou Saabal, in the North of Cairo. In this picture we can see the two traveling cranes.