Piping Designer

40+ Piping Designer Interview Questions and Answers

Updated 23 Jun 2025
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Asked in Worley

3d ago

Q. Rack elevation and Piping arrangement over Rack, Distance between two pipes

Ans.

Rack elevation and piping arrangement are crucial for efficient piping design. Distance between two pipes depends on the fluid being transported.

  • Rack elevation should be considered while designing piping layout to avoid clashes and ensure proper support.

  • Piping arrangement over rack should be designed to minimize stress on the rack and ensure easy maintenance.

  • Distance between two pipes depends on the fluid being transported, its temperature, pressure, and flow rate.

  • For example...read more

Asked in Wood Group

3d ago

Q. What is todo list in SP3D, Which type of error may be there,how to encounter them.

Ans.

Todo list in SP3D is a list of tasks to be completed. Errors may include missing information or incorrect data.

  • Todo list in SP3D is a list of tasks that need to be completed in the software.

  • Errors in the todo list may include missing information or incorrect data.

  • To encounter these errors, the user should carefully review the todo list and ensure that all necessary information is provided.

  • For example, if a piping designer forgets to include a valve in the todo list, this coul...read more

Piping Designer Interview Questions and Answers for Freshers

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Asked in Wood Group

5d ago

Q. How should a pump be placed with respect to a rack?

Ans.

The pump should be placed in a location that allows for easy maintenance and operation, while also considering the space and weight limitations of the rack.

  • Consider the flow direction and orientation of the pump

  • Ensure there is enough space for maintenance and repair

  • Take into account the weight of the pump and its impact on the rack

  • Consider the location of other equipment and piping in the area

Asked in Wood Group

2d ago

Q. What are the general arrangement considerations for equipment?

Ans.

General arrangements of equipment involve strategic placement for efficiency, safety, and accessibility in design.

  • Equipment should be arranged to minimize piping lengths and bends, reducing pressure drops.

  • Consider maintenance access; for example, valves should be easily reachable.

  • Safety clearances must be maintained; for instance, fire equipment should be accessible.

  • Equipment should be grouped by function; for example, all pumps in one area to streamline operations.

  • Vibration ...read more

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Q. 1. piping code and standards. 2. what to take care while piping routine. 3. piping support standards

Ans.

Answering questions related to piping code, standards, routine, and support standards.

  • Piping codes and standards ensure safety and compliance with regulations.

  • Piping routine should consider factors like pressure, temperature, and fluid properties.

  • Piping support standards dictate the design and installation of supports for the piping system.

  • Examples of piping codes and standards include ASME B31.1, B31.3, and B31.4.

  • Piping routine should also consider factors like corrosion, er...read more

Asked in SBM Offshore

2d ago

Q. Slops of fpso from foreword to aft and aft to foreword

Ans.

The slops of an FPSO from forward to aft and aft to forward.

  • Slops refer to the angle of inclination of the ship's deck.

  • The slope of an FPSO from forward to aft is usually positive, while the slope from aft to forward is usually negative.

  • The slope is designed to ensure that any liquids on the deck flow towards the drainage points.

  • The slope can vary depending on the specific design of the FPSO and the requirements of the project.

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Asked in Worley

2d ago

Q. What was the cost of the last package, and can you provide proof of this?

Ans.

I'm sorry, but I cannot answer that question as it is unclear what package and proof you are referring to.

    6d ago

    Q. What is a pipe rack?

    Ans.

    A pipe rack is a structure used to support pipes and other equipment in a plant or industrial facility.

    • Pipe racks are typically made of steel and are designed to withstand the weight of the pipes and equipment they support.

    • They are used to organize and route pipes throughout a facility, allowing for easy access and maintenance.

    • Pipe racks can be located indoors or outdoors, and can be designed to accommodate a variety of pipe sizes and configurations.

    • They are an essential comp...read more

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    Q. Pipe routing with slope of 1:50

    Ans.

    Pipe routing with slope of 1:50

    • Slope of 1:50 means for every 50 units of horizontal distance, the pipe should rise 1 unit vertically

    • Ensure proper drainage by maintaining the slope throughout the piping system

    • Use slope indicators and level gauges to ensure accuracy

    • Consider the type of fluid being transported and adjust slope accordingly

    Asked in Idom

    3d ago

    Q. What is your understanding of the support design concept?

    Ans.

    Support design ensures piping systems are stable, secure, and can withstand operational loads and environmental conditions.

    • Supports prevent excessive movement of pipes due to thermal expansion or contraction.

    • Types of supports include hangers, brackets, and anchors, each serving specific functions.

    • For example, a pipe hanger allows vertical movement while supporting the weight of the pipe.

    • Proper spacing of supports is crucial to avoid sagging or bending of pipes.

    • Consideration o...read more

    Asked in Cyient

    2d ago

    Q. What information do we provide to the civil department?

    Ans.

    We provide civil department with information on piping layout, support requirements, material specifications, and coordination details.

    • Piping layout drawings

    • Support requirements for the piping system

    • Material specifications for the piping components

    • Coordination details with civil structures and equipment

    • Updates on any changes or modifications to the piping design

    Q. Piping Components of Pump piping

    Ans.

    Piping components of pump piping include suction and discharge piping, valves, fittings, strainers, and supports.

    • Suction piping: connects the pump to the source of liquid being pumped

    • Discharge piping: carries the pumped liquid away from the pump

    • Valves: control the flow of liquid through the piping system

    • Fittings: connect the piping components together

    • Strainers: remove any debris or particles from the liquid before it enters the pump

    • Supports: hold the piping system in place an...read more

    Asked in Wood Group

    4d ago

    Q. What is your view of society?

    Ans.

    Society is a complex web of individuals with diverse backgrounds, beliefs, and values.

    • Society is constantly evolving and changing.

    • It is important to recognize and respect the differences among individuals.

    • Social issues such as inequality, discrimination, and poverty need to be addressed.

    • Community involvement and support are crucial for a healthy society.

    • Education and awareness can help promote positive change.

    • Technology has both positive and negative impacts on society.

    • Indivi...read more

    3d ago

    Q. What is the headroom clearance?

    Ans.

    Headroom clearance is the vertical distance between the highest point of a piping system and the ceiling or any obstruction above it.

    • Headroom clearance is important to ensure safe and efficient installation and maintenance of piping systems.

    • It is typically specified in building codes and industry standards.

    • The required headroom clearance may vary depending on the type of piping system and its location.

    • For example, a steam piping system may require a larger headroom clearance ...read more

    Asked in Idom

    5d ago

    Q. What are the key concepts involved in pump design?

    Ans.

    Key concepts in pump design include fluid dynamics, efficiency, materials, and system integration for optimal performance.

    • Fluid Dynamics: Understanding how fluids behave under various conditions is crucial for pump selection and design.

    • Pump Types: Different applications require different pump types, such as centrifugal pumps for high flow rates or positive displacement pumps for precise dosing.

    • Efficiency: Designing for optimal efficiency reduces energy consumption and operati...read more

    3d ago

    Q. Which components are used in pump piping suction and discharge?

    Ans.

    Pump piping typically consists of a suction line and a discharge line.

    • Suction line is used to draw fluid into the pump from the source

    • Discharge line is used to pump fluid out of the pump to the destination

    • Components in pump piping include valves, fittings, and strainers

    • Proper design of pump piping is crucial for efficient operation

    Q. Explain your experience with 3D models, drafting, and generating isometric drawings with hierarchy.

    Ans.

    3D modeling in piping design involves creating detailed models and generating isometric drawings with a structured hierarchy.

    • 3D models are created using software like AutoCAD Plant 3D or SolidWorks.

    • Isometric drawings are generated to provide a clear representation of piping systems.

    • Hierarchy in models helps in organizing components like valves, pipes, and fittings.

    • Example: A main pipeline can be the parent, with branches as child components.

    • Using layers in 3D models aids in i...read more

    Q. Explain the fittings used in piping.

    Ans.

    Fittings used in piping are components that connect pipes together or change the direction of the flow.

    • Fittings can be made of various materials such as steel, copper, PVC, etc.

    • Common types of fittings include elbows, tees, reducers, couplings, and flanges.

    • Fittings are used to join pipes of different sizes, shapes, and materials.

    • They can be threaded, welded, or soldered onto the pipes.

    • Fittings play a crucial role in ensuring the proper functioning and integrity of a piping sy...read more

    Q. How do you comment on isometric drawings?

    Ans.

    Isometric drawings are annotated to convey design intent and specifications clearly for piping systems.

    • Use standard symbols for valves, fittings, and equipment to maintain clarity.

    • Indicate pipe sizes and material specifications directly on the isometric.

    • Add dimensions to critical points to ensure accurate installation.

    • Include a legend for symbols and abbreviations used in the drawing.

    • Mark flow direction with arrows to avoid confusion during installation.

    Asked in Cyient

    6d ago

    Q. What is header clearance?

    Ans.

    Header clearance refers to the space required for the installation and maintenance of piping headers.

    • Header clearance is the distance between the top of the header and the ceiling or any obstruction above it.

    • It is important to ensure sufficient clearance for proper installation, maintenance, and operation of the piping system.

    • Examples of obstructions that may require clearance include beams, ductwork, and other piping systems.

    Asked in Dr. Reddy's

    4d ago

    Q. What is the standard carbon steel pipe?

    Ans.

    The standard c.s pipe refers to carbon steel pipe commonly used in piping systems.

    • Carbon steel pipe is widely used in various industries for transporting fluids and gases.

    • It is known for its strength, durability, and resistance to corrosion.

    • Common types of carbon steel pipe include seamless, welded, and galvanized pipes.

    • The standard specifications for carbon steel pipe are determined by organizations like ASTM and ASME.

    • Examples of standard carbon steel pipe specifications inc...read more

    Asked in SBM Offshore

    1d ago

    Q. Fpso module experience

    Ans.

    Yes, I have experience in designing modules for FPSOs.

    • I have designed modules for FPSOs such as process modules, utility modules, and accommodation modules.

    • I am familiar with the requirements and standards for FPSO module design, such as DNVGL-ST-0358 and ABS Guide for Building and Classing Floating Production Installations.

    • I have worked with various software tools for module design, such as PDMS, E3D, and AutoCAD.

    • I have collaborated with other disciplines such as structural,...read more

    Asked in Petrofac

    1d ago

    Q. saudi aramco engineering standards.

    Ans.

    Saudi Aramco Engineering Standards are guidelines and specifications used in engineering projects for Saudi Aramco.

    • Saudi Aramco Engineering Standards cover various aspects of engineering design, materials, construction, and operation.

    • These standards ensure consistency, quality, and safety in all engineering projects undertaken by Saudi Aramco.

    • Examples of areas covered by the standards include piping design, electrical systems, instrumentation, and civil engineering.

    • Compliance...read more

    Asked in Dr. Reddy's

    2d ago

    Q. What are the ratings for stainless steel?

    Ans.

    The rating s.s. refers to the rating of stainless steel used in piping design.

    • The rating s.s. is a measure of the pressure and temperature capabilities of the stainless steel material.

    • It determines the maximum pressure and temperature at which the stainless steel can safely operate.

    • Different grades of stainless steel have different ratings based on their composition and properties.

    • For example, a common rating for stainless steel used in piping design is ANSI/ASME B16.5 Class ...read more

    Asked in TKIL

    2d ago

    Q. What documents are required for piping design?

    Ans.

    Documents required for piping design include P&IDs, equipment datasheets, piping specifications, and isometric drawings.

    • Piping and Instrumentation Diagrams (P&IDs) show the layout of piping systems and equipment.

    • Equipment datasheets provide information on the specifications of the equipment to be used in the piping design.

    • Piping specifications outline the materials, sizes, and standards to be followed for the piping design.

    • Isometric drawings show a 3D representation of the pi...read more

    Asked in Dr. Reddy's

    6d ago

    Q. What is the operating height?

    Ans.

    Operating height refers to the vertical distance from the base of a piping system to the highest point it operates at.

    • Operating height is an important consideration in piping design as it affects the pressure and flow characteristics of the system.

    • It is typically measured from the reference point or datum of the system.

    • Operating height can vary depending on the specific application and requirements.

    • For example, in a water distribution system, the operating height would be the...read more

    Asked in Dr. Reddy's

    3d ago

    Q. What codes and standards are relevant to pipe design?

    Ans.

    Codes in pipe refer to the set of standards and regulations that govern the design, fabrication, installation, and inspection of piping systems.

    • Codes ensure that piping systems are designed and constructed to meet safety, performance, and reliability requirements.

    • Common codes in pipe include ASME B31.1, ASME B31.3, and API 570.

    • Codes cover various aspects such as material selection, pipe sizing, pressure ratings, welding procedures, and testing requirements.

    • Adherence to codes ...read more

    Q. Suction discharge piping for pumps

    Ans.

    Suction discharge piping for pumps is an essential component that ensures the proper flow of fluids in and out of the pump.

    • Suction discharge piping connects the pump to the fluid source and the discharge point.

    • It must be designed to minimize friction losses and pressure drop.

    • Proper sizing and selection of piping materials are crucial for efficient pump operation.

    • Consideration should be given to factors such as fluid properties, flow rate, pressure, and temperature.

    • Examples of...read more

    Asked in SBM Offshore

    2d ago

    Q. What are specification breaks?

    Ans.

    Spec brakes refer to the specifications or requirements for brakes used in a particular system or application.

    • Spec brakes outline the specific design, materials, and performance criteria for brakes in a system.

    • They ensure that the brakes meet the necessary standards for safety and functionality.

    • Examples of spec brakes include requirements for brake pad material, brake disc size, and braking force.

    • Spec brakes may also include regulations for brake testing and maintenance proce...read more

    Q. Min spool between tee and elbow

    Ans.

    The minimum spool length between a tee and an elbow is determined by the required clearance for installation and maintenance purposes.

    • The minimum spool length is typically determined by the manufacturer's recommendations or industry standards.

    • Factors such as pipe size, material, and operating conditions can also influence the minimum spool length.

    • For example, a common recommendation is to have a minimum spool length of 2 times the pipe diameter between a tee and an elbow.

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