Specified academic courses -- Successful completion of at least 60 semester hours of courses in the physical, mathematical, and engineering sciences and that included the courses specified in the basic requirements under paragraph A. The courses must be fully acceptable toward meeting the requirements of an engineering program as described in paragraph A. Related curriculum -- Successful completion of a curriculum leading to a bachelor''s degree in an appropriate scientific field, e.g., engineering technology, physics, chemistry, architecture, computer science, mathematics, hydrology, or geology, may be accepted in lieu of a bachelor''s degree in engineering, provided the applicant has had at least 1 year of professional engineering experience acquired under professional engineering supervision and guidance. Specialized experience for the GS-12 level is defined as using Mechanical Engineering theories, principles, and practices applicable to engineering designs and/or construction contracting for water resource facilities such as dams, canals, hydroelectric power plants, pumping plants, and the operating characteristics of associated civil, mechanical, or electrical equipment.