Rohan Builders Senior Engineer QS Interview Questions and Answers

Q1. Use of shunt relay in acb.
Ans. 
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
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Q2. What is coc in hvac.
Ans. 
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.
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Q3. What is Biological oxygen demand and Carbonic oxygen demand in STP Plant.
Ans. 
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
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Q4. What is voltage monitoring relay.
Ans. 
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
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Q5. Working principle of wtp plant.
Ans. 
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
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Q6. What is your daily and monthly Reports.
Ans. 
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
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Q1. Estimation and budget related
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Q1. Basic process follows while billing and budgeting
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Q1. Salary negotiations
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Q1. LT Side Equipments
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Q1. Introduction & Salary
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Q1. Introduction, previous experience
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Q1. Past experience and rates
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Q1. All related your experience
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Q1. Hr type question
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Dressing and personality

Q1. Site questions and finishing work
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Q1. Structure work going on at site
Ans. 
The structure work at the site involves the construction of a new building using steel beams and concrete columns.
• Steel beams are being used for the framework of the building

• Concrete columns are being installed to support the structure

• The construction process includes pouring concrete, welding steel beams, and erecting walls
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Q2. Survey related questions
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Q3. Planning related
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Q4. About Relocation nearby site
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Q5. Manage site works
Ans. 
Managing site works involves overseeing construction activities, coordinating with contractors, ensuring safety regulations are followed, and meeting project deadlines.
• Coordinate with contractors and subcontractors to ensure work is completed on time and within budget

• Monitor progress of construction activities and address any issues that may arise

• Ensure compliance with safety regulations and quality standards

• Communicat...read more
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