3 Semester Credit Hours Prerequisite: 3.0 TTU GPA, PETR major only; C or better in PETR 4121, PETR 4300, PETR 4314, and PETR 4307. Corequisite: PETR 4222, PETR 4321 or PETR 4309. The design and understanding of surface facilities for the processing and disposition of of oil, gas, and water. Three Saturday field trips are required to pass this course. (Design Course)