Project lifecycle definitions
- Last UpdatedJun 25, 2025
- 2 minute read
The following summary table offers a broad framework that explains the crucial aspects necessary for establishing the scope and boundaries of AVEVA Unified Engineering within the engineering project lifecycle. This table gathers and connects, at a high level, the various facets and terminology used such as Stages, Phases, Front-End Loading (FEL) Gates, Stakeholders, Level of Detail, Goals, and Workflows within the context of AVEVA Unified Engineering, therefore providing an understanding of the typical project structure.

The designing of process plants typically follows a structured workflow to ensure safety, efficiency, and compliance with industry standards. The workflow consistently adheres to specific stages that are designed to deepen the comprehension of the design, step by step. Each subsequent stage and its internal phases enhance the preceding one, culminating in a reliable design.
Using a staged approach when designing a process plant provides several advantages:
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Clear Development
Simplify complex processes into structured steps.
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Adaptability
Stages and phases to allow refinement based on new insights.
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Feedback
Perform reviews after each phase to enhance subsequent stages.
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Risk Management
Early identification and resolution of potential issues.
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Stakeholder Engagement
Clear milestones to keep stakeholders informed.
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Resource Efficiency
Proper allocation based on stage and phase needs.
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Cost Savings
Minimize rework to reduce expenses.
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Safety and Compliance
Safety and Compliance is addressed consistently throughout the design and operation.