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Transwater Engineering Consultancy Services ( TECS)

Providing Engineering Design & Consultancy Service
Perform Plant Improvement / Audit / Change of Design Study
Provide Operations Support Services
Providing Engineering & Design Of Modular Packages
Perform Process Safety Services
Provide R&D Services For Technology Development. 

Strong core competence in multi-disciplinary engineering for:

  • Project Concept Selection
  • Feasibility studies, Basic /FEED/Detail design
  • HAZOP/HAZID, Asset Integrity
  • Process, structural, piping, mechanical, and E&I engineering design & procurement.
  • Fabrication engineering, bulk material procurement, fabrication assembly, erection and outfitting of offshore and onshore structure, modules, vessels, skids
  • Commissioning and start up activities
  • Plant improvement study for Process Unit
  • Plant COD, MOC study, modification and rejuvenation
  • Provide further SMART collaboration with specialist principals/firms, fabricator or main contractor

TECS provide multi-discipline engineering services :

  • Process Design & Engineering Department
  • Piping & Mechanical Design and Engineering Department
    • Piping Engineering Department
    • Equipment/Mechanical (Static & Rotating)
  • Electrical Design and Engineering Department
  • Instrumentation & Control Design and Engineering Department
  • Civil & Structure Design and Engineering Department


  • LP Modelling
  • Process Simulation
  • Heat and Material Balance
  • Utility System Design
  • Offside Design
  • Tank and Vessel Sizing Calculation
  • Hydraulic Calculation (Pumped and Non-pumped)
  • Flare and Relief Calculation
  • Process Drawing
    • Process Flow Drawing
    • Piping & Instrument Diagram
  • Equipment Process Specification
  • Instrument Process Specification
  • Hazop/Hazid and SIL studies
  • Preparation of Operation and Maintenance Manual


  • Thermal Design for Heat Exchanger
  • Equipment Datasheet (Static, Rotating and Package)
  • Mechanical Design and Strength Calculation for Pressure Vessel, Heat Exchanger and API Storage Tanks
  • Mechanical Engineering Drawing
  • Rotating Equipment Sizing and Calculations
  • Technical Specification
  • Requisition and Technical Bid Evaluation
  • Review Vendor Documents


  • Instrument Specification
  • Instrument Datasheet
  • System Engineering – PLC/DCS
  • Control Narrative
  • Cause and Effect Chart
  • Instrument Layouts
  • Loop and Hook Up Drawings
  • Logic and Wiring Diagrams
  • Cable Schedule
  • Installation Drawings
  • Fire and Gas Layout
  • Emergency Shut Down System (ESD) and SIS

Civil And Structure

  • General Layout Drawing
  • Foundation Design
  • Structural Design Calculation
  • Underground
  • RCC and Steel Analysis & Design
  • Civil and Structural Detailed Design


  • Equipment and Piping Layout
  • Piping General Arrangement Drawing
  • Pipe Stress Analysis
  • Piping Material Specification
  • Isometrics and BOM
  • Pipe Support Design
  • Requisition and Technical Bid Evaluation for Piping Parts


  • Load List
  • Single Line Diagram
  • Electrical Layout
  • Specification-Electrical Equipment
  • Substation Engineering
  • Lighting and Earthing Calculation
  • Cable Tray Layout
  • System Studies

Beside engineering, TECS also actively involves in procurement and supplying various equipment to oil & gas and other industries from  approved worldwide OEMs. TECS has a long standing and excellent relationships with approved OEMs especially with EMERSON instrument products. This relationship is in the form of technology partnership, strategic associations and long-time business partnership. The strength of procurement speaks about consistent quality and on-time delivery when it comes to completing projects within schedule. Timely procurement at optimal cost offers techno commercially competitive solutions to the customer.

Software List:

  • Microsoft Office Package 2010
  • ASPEN ONE v10
  • AutoCAD Plant 3D 2013 and AutoCAD Inventor 2013
  • R.W. Miller The Flow Consultant c 8.0.0004
  • Microstation
  • Caesar II Software
  • HYDRA (hydraulic study)
  • ALOHA (Dispersion & Radiation)
  • SCREEN VIEW (Dispersion & Radiation)
1 EPCC for FGS Optimization and Bintulu Integrated Facilities (BSTAB 1 &2) PCSB
2 Detail Design Engineering for E11RB and SCDRA Platform – FGS System Upgrade and Installation New Unit Detectors and Relocation of detectors PCSB
3 FM 200 System and Tank Decommissioning PCSB
4 Engineering For New Hot Water Header (Cogen Plant) And Associated Piping Hydraulic Sizing Ma Hup Seng
5 Manpower Supply for installation Fire and Gas Detectors PCSB
6 Provision Of Engineering Measurement For High Voltage Electric Motor Inspection ECO PULP
7 Detail Engineering Design of PRV Pipe Skid KLK Palm Oil
8 EPCC for FGS Optimization and Bintulu Integrated Facilities (BSTAB 3&4) PCSB
1 HUC MODIFICATION AT D18MP-A FOR D28 PHASE 1 PROJECT. Provision of V-110 & V-300 Vessel Internal Modification at D18MPA for D28 Phase 1 Project PETRA
1 Engineering Support For Epic Of PRD Replacement At Pondok Labu City Gate PGB
2 EPCC for Installation Of Heavy Aromatics New Transfer Line to Export Diesel (PPTSB) TMM Engineering
3 Petronas TEC Challenge; Monetisation Of Associated Gas From Offshore Flares Petronas
4 MMHE ATB Gas Dehydration TEG Package Bokor MMHE
5 Engineering Support For Rapid Package 32 MIE Engineering
6 Process Safety Study of Kulai City Gate PGB
7 MTBE Cooling Tower Improvement Study Petronas MTBE
1 Control Valve Erosion Study, Irong Barat A Exxon Mobile
2 PCOGD Ethylene Oxide Recirculation Line Study PGTS/OPTIMAL
3 CO2 Liquefaction and Purification LEEDEN
4 Process Safety Study of Gebeng City Gate Project PGB
5 Project Support Kluang City Gate Metering PGB
6 Project Supports LCV-5209d Control Loop PCSB
7 Jerneh A Interface Level Study/Troubleshooting Exxon Mobile
8 Reliability Study of GCMR Lab Scale Plant TW/UTP
9 Shutdown Management GCMR Lab Scale Plant TW/UTP
10 Angsi Besar SDV/BDV/XV Control Panel Modification PCSB
11 Prai Power Plant Reliability Audit MALAKOFF
1 EPCC of Anhydrous Ammonia Heater MNFSB
2 Project Supports Tebong City Gate Project PGB
1 Hydraulic Study at Ultra Low Sulphur Diesel Metering Skid PPMSB
1 EPIC of Restriction Orifice (RO) at Perwaja PGB Metering Station PGB
1 EPCC of Pre-treatment Skid for Biodiesel Production KRIS BIOFUELS