The Engineering Discipline Pre-Feasibility Study document, spanning 23 pages, comprises 12 sections delineating critical areas such as Design and Engineering Management, Civil Infrastructure, Structural Engineering, Mechanical Engineering, Electrical Engineering, Control and Instrumentation, Mineral Residue Engineering, Energy Management, Asset Maintenance Management, Technical Risks, Quality Assurance, and Information Management. Each section meticulously clarifies the guideline documentation with which the document aligns. Offering detailed insight into Elements, Activities, Deliverables, and Criteria essential for Concept Development within the Engineering Discipline, this document is meticulously crafted to ensure thorough coverage of all necessary steps. It precisely outlines considerations and requirements, catering to diverse mining projects, be it initiating a new endeavour, extending an existing one, or undertaking Open Pit, Extraction, or other mining ventures. Its comprehensive nature and meticulous formulation render it an invaluable resource for effective planning and execution in the mining industry.