Engineering drawing techniques; fits and tolerances; working drawings; fasteners. Elementary descriptive geometry; true length, true view, and intersection of geometric entities; developments. Assignments will make extensive use of Computer-Aided Design (CAD) and will include the production of detail and assembly drawings from actual physical models. Precludes additional credit for ECOR 1001. Prerequisite(s): ECOR 1010 or ECOR 1000 before 2003.Lectures and tutorials two hours a week, laboratory four hours a week.