From Concept To Detailed Design

From Concept to Detailed Design

From Concept to Detailed Design 

📊 Design Development Phases

💡 Conceptual Design (10-15% Complete) – High-level design establishing project framework

📄 Block Flow Diagrams – Overall process flow representation
🗺️ Site Layout Concepts – Facility arrangement and orientation
⚙️ Technology Selection – Primary technology and equipment selection
🔌 Utility Requirements – Preliminary utility demands and specifications
💰 Cost Estimation – Order-of-magnitude cost estimates (±30-50%)

📐 Preliminary Design (30-40% Complete) – Detailed development of design concepts

🔄 Process Flow Diagrams – Detailed process flows with stream data
📝 Equipment Lists – Comprehensive equipment specifications
🛠️ Piping and Instrumentation Diagrams – P&ID development
🏢 Facility Layouts – Detailed room layouts and equipment placement
📊 Cost Refinement – Budget-level cost estimates (±20-30%)

🏠 Detailed Design (90-100% Complete) – Construction-ready design documentation

📏 Construction Drawings – Detailed construction and installation drawings
📚 Specifications – Complete technical specifications for all components
🔧 Installation Procedures – Detailed installation and commissioning procedures
📑 Validation Documentation – IQ/OQ/PQ protocols and procedures
📉 Final Cost Estimates – Contract-level cost estimates (±5-10%)

✅ Design Validation and Approval

👥 Design Review Process – Multi-stage review ensuring design quality and compliance

🧑‍🔧 Discipline Reviews – Individual engineering discipline reviews
🔗 Interdisciplinary Reviews – Cross-functional design integration reviews
🗣️ Client Reviews – Stakeholder approval and sign-off procedures
🏛️ Regulatory Reviews – Regulatory authority consultation and feedback
✔️ Final Design Approval – Formal design approval and release for construction

📁 Documentation Management – Comprehensive document control ensuring accuracy and traceability

🔄 Version Control – Design document revision management
✏️ Change Management – Formal design change procedures
🗄️ Archive Systems – Long-term document storage and retrieval
📤 Regulatory Submission – Design documentation for regulatory submissions
📬 Knowledge Transfer – Design information transfer to construction and operations teams