Pipeline Services

Pasargad Petrogas (PPGC) is a leading and most innovative independent pipeline and subsea contractor with a global network.

PPGC (Offshore) provides engineering and project management worldwide for the onshore and offshore oil and gas industry. For over 20 years, PPGC has a reputation for innovative subsea pipeline design for the North Sea and Internationally. PPGC has maintained its progressive ingenuity to become a worldwid group offering a complete package of professional services for the execution of offshore and onshore oil and gas transportation, water trunking, distribution and development projects.

 The strength of PPGC derives from its regionally centred offices, focused on their specific market needs which are able to draw on a global resource of over 400 staff, and a database of corporate experience capturing the technical know-how of every project ever undertaken by PPGC.

 Onshore & Offshore

 PPGC’ experience extends over the whole range of engineering and project activities from conceptual studies through detailed design, to procurement and supervision of fabrication and construction operations. The company has undertaken projects throughout the world.

 PPGC offers the complete range of multi-discipline services required for the execution of onshore pipeline and plant design. All work undertaken by the company complies with the PPGC Quality Management System which is fully proven.

 PPGC offers the following services for all pipelines be they Onshore or Offshore:

 Front End

• Field Appraisal

• Concept Evaluation

• GIS Based Lay-out Optimisation

• Feed Engineering

 Offshore

• Trunk lines

• Route Engineering and Survey Support

• Towed Pipelines

• Deepwater Pipelines and Diverless Facilities

• Flowlines (Rigid and Flexible)

• Risers (Rigid and Flexible)

• Caissons and J-tubes

• Multiwell Templates

• Subsea Manifolds

• Individual Satellite Wells

• Subsea Equipment Modules

• Riser Bases

• Floating Production Facilities

• Buoys and Mooring Systems

• Subsea Control Systems

• Subsea Cables

• Umbilicals

• Subsea Valve Stations

• Topsides and Land based Reception Facilities.

• Trend analysis of pipeline behaviour, such as spanning, self burial, corrosion etc.

Project Phases and Engineering Activities

• Conceptual design/field development studies

• Preliminary engineering

• Detailed engineering

• Procurement

• Construction support

• Pre-commissioning/start up

• Operations

• Project management

• Quality management

• HS&E

 Onshore

 • Feasibility and techno-economic studies

• Pipeline routing and alignment sheets

• Hydraulic design for single multiphase and dense phase flows

• Thermal analysis and insulation requirements;

• Selection of anti-corrosion coatings, design of temporary and permanent cathodic protection systems;

• New spur lines;

• Water, rail and road crossings;

• Directional drilling;

• Third party service crossings;

• Receipt and despatch facilities;

• Design of weight coating and mechanical anchoring/swamp weights;

• Design and material specifications;

 Stress calculations;

• Expansion analysis and anchor design;

• Intermediate block valve stations;

• Control and instrumentation;

• Lateral connection design, including ‘hot tapping;

• Installation and construction specifications for:

 o Right-of-way clearance;

o Grading, fencing & stringing;

o Trenching & backfilling;

o Welding & NDT;

o Hydrostatic testing;

o Reinstatement;

o Dewatering and drying;

o Commissioning;

o Cathodic protection.

• Water course crossings

o Single or multi pipe;

o Carrier tubes & bundles

o Trench & pull;

o Directional drilling

o Design & construction Supervision;

o Local authority approval

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