JLL Senior Safety Officer Interview Questions and Answers

A shunt relay in an ACB is used to provide protection against overcurrents by diverting excess current away from the main circuit.

• Shunt relay is connected in parallel with the main circuit of the ACB.

• It detects overcurrents and activates to divert the excess current through a shunt path.

• This helps in protecting the main circuit from damage due to overcurrents.

• Shunt relays are commonly used in Air Circuit Breakers (ACBs...read more

CoC in HVAC stands for Certificate of Conformance, which is a document certifying that a product meets specified requirements.

• CoC in HVAC is a Certificate of Conformance that ensures a product meets specific requirements.

• It is often required in HVAC projects to ensure quality and compliance.

• CoC may include details such as product specifications, testing results, and manufacturer information.

Biological oxygen demand (BOD) and Chemical oxygen demand (COD) are important parameters in wastewater treatment plants.

• Biological oxygen demand (BOD) is a measure of the amount of dissolved oxygen needed by aerobic biological organisms to break down organic material in water.

• Carbonaceous oxygen demand (COD) is a measure of the amount of oxygen required to oxidize all the organic and inorganic matter in water.

• BOD is a ...read more

A voltage monitoring relay is a device that monitors voltage levels and triggers an alarm or protective action if the voltage exceeds or falls below a set threshold.

• Monitors voltage levels in electrical systems

• Triggers alarm or protective action if voltage exceeds or falls below set threshold

• Used to protect equipment from damage due to voltage fluctuations

WTP plant works on the principle of physical and chemical processes to remove impurities from water.

• Water enters the plant and goes through processes like coagulation, flocculation, sedimentation, filtration, and disinfection.

• Coagulation involves adding chemicals to water to make impurities clump together.

• Flocculation helps in forming larger particles called floc for easier removal.

• Sedimentation allows the floc to sett...read more

I provide daily and monthly reports on project progress, issues, and key metrics to track performance.

• Daily reports include updates on tasks completed, challenges faced, and plans for the next day.

• Monthly reports summarize overall progress, budget status, and any potential risks or delays.

• Reports may also include key performance indicators (KPIs) such as project milestones achieved, budget variance, and resource utiliz...read more

Designing a metro line for a new station involves planning routes, considering passenger flow, and ensuring connectivity.

• Conduct a feasibility study to determine the need for a new station

• Consider factors such as population density, traffic patterns, and potential future growth

• Plan the route to optimize connectivity with existing stations and transportation hubs

• Design the station layout to accommodate passenger flow an...read more

Cap rate is a real estate metric used to determine the potential return on investment.

• Cap rate stands for capitalization rate.

• It is calculated by dividing the net operating income (NOI) by the property's value.

• The result is expressed as a percentage and represents the rate of return an investor can expect from the property.

• A higher cap rate indicates a higher potential return on investment, but may also indicate higher...read more

To handle MEP project execution involves coordinating with various teams, ensuring timely completion, and adhering to quality standards.

• Coordinate with design team, contractors, and suppliers to ensure smooth execution

• Monitor progress regularly and address any issues or delays promptly

• Ensure compliance with safety regulations and quality standards

• Manage budget and resources effectively to meet project goals

• Communicate ...read more

I have 5 years of experience in retail management, overseeing daily operations and leading a team of 15 employees.

• Managed inventory and ensured stock levels were maintained

• Implemented new sales strategies to increase revenue

• Trained and supervised staff to improve customer service

• Handled customer complaints and resolved issues effectively