

Basic Engineering
Scope of Basic Engineering Services
1. Process Design & Optimization
- 
Process Flow Diagrams (PFDs)
 - 
Material & energy balances
 - 
Preliminary equipment sizing & specifications
 
2. Mechanical & Piping Design
- 
Piping & Instrumentation Diagrams (P&IDs)
 - 
Equipment layout planning
 - 
Material selection & corrosion studies
 
3. Civil & Structural Engineering
- 
Site preparation & grading plans
 - 
Foundation & structural framing concepts
 - 
Load calculations & seismic considerations
 
4. Electrical & Instrumentation
- 
Single-line diagrams
 - 
Instrumentation philosophy & control narratives
 - 
Hazardous area classification
 
5. Environmental & Safety Studies
- 
HAZID/HAZOP (Hazard Identification/Operability Analysis)
 - 
Preliminary environmental impact assessment
 - 
Safety integrity level (SIL) studies
 
6. Cost Estimation & Scheduling
- 
Class 3 (±10-20%) cost estimates
 - 
Preliminary project schedules
 - 
Risk-adjusted financial models
 
7. Procurement Planning
- 
Long-lead item identification
 - 
Vendor pre-qualification
 - 
Technical bid evaluation criteria