Descon Engineering Mechanical Supervisor Interview Questions, Process, and Tips

Columns are vertical structures used for support while vessels are horizontal structures used for storage or transportation of fluids.

• Columns are used for structural support while vessels are used for storage or transportation of fluids.

• Columns are usually vertical while vessels are usually horizontal.

• Columns are commonly found in buildings and bridges while vessels are commonly found in chemical plants and refineries.

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Exchanger is a device used to transfer heat from one fluid to another.

• Exchangers can be of various types such as shell and tube, plate, or spiral

• They work on the principle of heat transfer through conduction

• The hot fluid flows through the exchanger and transfers its heat to the cold fluid

• The two fluids are kept separate by a barrier to prevent mixing

• Exchangers are commonly used in HVAC systems, chemical plants, and ref

There are various types of permits required for mechanical work depending on the nature of the work.

• There are hot work permits for welding and cutting operations.

• Confined space permits for work in enclosed spaces.

• Lockout/tagout permits for maintenance work on machinery.

• Excavation permits for digging and trenching work.

• Electrical permits for electrical work.

• Permits for working at heights.

• Permits for hazardous materials ...read more

If a person is injured inside a confined space, I would follow a set of steps to ensure their safety and provide immediate medical attention if necessary.

• Assess the situation and ensure personal safety before entering the confined space.

• Call for help and inform the relevant authorities about the incident.

• Provide first aid or CPR if trained and necessary.

• If the injury is severe or life-threatening, evacuate the injured ...read more

I will follow the emergency procedures and evacuate the area immediately.

• I will stop all ongoing work and shut down any equipment that can be safely shut down.

• I will follow the emergency evacuation plan and exit the area as quickly as possible.

• I will report to the designated assembly point and wait for further instructions.

• If necessary, I will assist in the evacuation of others who may need help.

• I will not return to th...read more

Necessary documents for a permit include risk assessment, work method statement, and safety procedures.

• Risk assessment

• Work method statement

• Safety procedures