Project Description Client: Mantrac Tanzania. Location: Dar Es Salam, Tanzania. Gross Building Area: 1,020 M2. Project started: 2007 Project complited: 2007 Category: Workshops Value: $ 786,973 USD. Service Overview onstructing a training school in the eastern side of Africa to accommodate/teach the company’s new courses, skill workshops, etc… for the dealers of the surrounding region.