- TURNKEY SERVICES
 - CONCEPTUAL DESIGN
 - BASIC ENGINEERING
 - FRONT END ENGINEERING DESIGN (FEED)
 - DETAIL ENGINEERING
 - PROCUREMENT
 - CONSTRUCTION
 
              BASIC ENGINEERING
The basic engineering services offered by ATSPL consist of core documentation of projects, including process flow diagrams, piping and instrumentation diagrams (P&IDs), control & operational philosophy, basic equipment sizing, equipment specifications, conceptual equipment layout, etc.
Basic engineering covers:
- Conceptual process studies (material balances, process flow-sheets)
 - Preliminary plot plan.
 - Freezing the Master Layout of the Plant.
 - Definition and sizing of main equipment resulting in process specifications.
 - Preliminary Piping and Instrument Diagrams.
 - Utility consumption figures.
 - Schematic drawing of equipments on each floor.
 - Definition of control and safety devices.
 - Analysis and sizing of Safety Valve.
 - Control valve hydraulics & process specifications.