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When we hit the road, there was no road.


OPDİMA provides services in combinations that would take full or partially responsibility in its capacity as business partner/member of consortium and main lower loader in project, project management, mobilization, engineering, supply and manufacturing phases of all mechanical, construction and ground projects upon request of the employer within its extent.



OPDİMA has a dynamic group which conducts engineering studies appropriate to international standards and codes in various disciplines. These engineering activities are conducted either with our own sources or with reputable companies of the industry. It gives qualified service in the herein below subjects.



OPDİMA uses the required resources in order to make sure the projects are completed within their schedule and budgets while providing complete and qualified construction services in the fields of manufacturing, assembly and project management. OPDİMA fulfils completely all the responsibilities that coming from national and international regulations in its commitments.


OPDİMA analyses, detects and supplies the most appropriate and qualified materials in accordance with the project targets of its customers. It gives full support and keeps the sustainability of the operations for the special production for the project by purchasing, and making logistics and storage processes to be operated in the most economical, fast and easiest way with its supply chain and its direct supply offer to the customers.



OPDİMA, is able to give variable and great production with its strategical partners in accordance with the needs of its customers In application projects, it produces and/or supplies the necessary special materials for the project to make the performance of the project the best.

      Basic and Detailed Engineering

  • Process and Facility Security
  • Construction, Steel and Architecture
  • Process Piping
  • Mechanical
  • Electricity
  • Instrumentation and Automation
  • Efficient and Reliable Facility Design
  • Facility Laser Scanning

      Project management

  • Detailed Project Plan
  • Risk Analysis
  • Subcontractor and Supplier Relationship Management
  • Site Management
  • Cost Control
  • Documentation Plan and Tracking
  • Daily and Monthly Progress Reports
  • HSE Risk Analysis and HSE Measure Plan
  • Quality Plans
  • Quality Assurance and Quality Control (QA / QC)
  • Training Plans
  • Change Management
  • Contract Management

      Front -End Engineering and Design

  • Process Specifications
  • Process Flow Diagram (PFD)
  • Piping and Instrument Diagram (P&ID)
  • Facility Layout Plan
  • Equipment Layout Plan
  • Facility 3D Modeling
  • Preliminary Analysis and Calculations
  • Bill of Materials (BOM)
  • Hazard and Operability Study (HAZOP)
  • Security Integrity Level (SIL)
  • Quantitative Risk Assessment (QRA)
  • Cost Estimation
  • Project Execution Plan

      Civil & Structural:

  • Concrete, Steel and Composite Structural Works
  • Sewer and Water Networks, Sewage main Lines and Pump Stations.
  • High-rise Chimneys and Cooling Towers
  • Infrastructure and Superstructures


  • Thermal Power Plants - Coal Fired
  • Natural Gas Power Plants
  • Solar Energy
  • Wind Energy Power Plants
  • Geothermal Energy Power Plants

      Industrial Plants:

  • Cement Factories
  • Iron & Steel Factories: Sinter, Mills, Coal and Ore   Preparation, Melt Shops, Conveyor, Dust Collection
  • Waste Water Treatment Plants
  • Fuel Farm
  • Basic Engineering and Project,
  • Project Management and Detailed Engineering,
  • Material Supply and Inspection Services,
  • Industrial Plant Architecture, Reinforced Concrete and Steel Construction Works,
  • Trade and Residential Building Architecture, Reinforced Concrete and Light Steel Construction Works,
  • Mechanical Installation,
  • Electrical Installation,
  • Instrumentation, Control and Automation Works,
  • Process Piping, Manufacturing and Erection,
  • Facility Commissioning Services.

      Power Plants:

  • Boiler Erection
  • Turbine-Generator Assembly
  • Coal & Ash Sytems
  • Cooling Systems
  • Electrofilters & FGD & Denox
  • Waste Heat Boiler
  • Pressure Process Piping

      Oil & Gas / Petrochemical:

  • Compressor Stations
  • Gas Sweetining & Recovery
  • Ammonia & Urea Plants
  • Refinery Units - Distillation, Hydrocracking, Isomerization, Coker
  • Process Piping
  • Vapour Recovery Systems
  • Plant Process Equipments: Pipes, Valves, Pumps, Tanks, Heat Exchangers, etc.


  • Architectural & Structural Materials From Steel to Finishing Materials, etc.


  • Electrical Materials and Equipments Including Power Generators, MCC, Electrical Panels, Instruments etc.
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  • Structural Steel
  • Pressure and Non-Pressure Vessel
  • Boiler
  • Pipe Prefabrication
  • Tank
  • Ducts
  • Bus Ducts