CBRE Senior Engineer Interview Questions and Answers

Q1. LT Side Equipments
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Q1. Introduction & Salary
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Q1. About Binary search
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Q1. About project and ER diagram
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Q1. Structure related question
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Q2. Shuttering, reinforcement
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Work like a family in jll

Q1. Rate Analysis , Reconciliation of materials
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Q2. Coefficient of cement
Ans. 
The coefficient of cement is a measure of its ability to expand or contract due to changes in temperature or moisture.
• The coefficient of cement is also known as the coefficient of thermal expansion.

• It is an important factor to consider in construction projects to prevent cracking or damage to structures.

• The coefficient of cement varies depending on the type and composition of the cement.

• For example, Portland cement typ...read more
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Q3. Escalation of materials
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Escalation of materials refers to the process of increasing the priority or urgency of obtaining necessary materials for a project.
• Escalation may occur when there are delays in the delivery of materials or when the demand for materials exceeds the supply.

• Project managers may escalate materials by contacting suppliers to expedite delivery or by seeking alternative sources for the materials.

• Escalation can impact project ...read more
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Half an hour duration.Site related questions.

Q1. What is workability of concrete???? What makes a bulding green building? Why do longitudinal cracks develop on concrete pavements???
Ans. 
Workability of concrete refers to its ease of mixing, placing, and compacting.
• Workability is affected by water content, aggregate size and shape, and admixtures.

• A concrete mix with good workability will be easy to place and compact, resulting in a smooth finish.

• However, if the mix is too workable, it may be prone to segregation and bleeding.

• Longitudinal cracks on concrete pavements can be caused by a variety of factors...read more
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Q2. What do you know about hollow blocks used in construction???
Ans. 
Hollow blocks are commonly used in construction as they are lightweight, durable and provide good insulation.
• Hollow blocks are made of concrete with hollow cores.

• They are used for walls, partitions, and fences.

• They are lightweight and easy to handle, reducing construction time and labor costs.

• Hollow blocks provide good insulation, reducing energy costs for heating and cooling.

• They are durable and resistant to fire, pes...read more
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Q1. Working experience
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Q2. Present location of work
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I am currently working at a construction site in downtown city.
• Construction site in downtown city

• Working on a high-rise building project

• Coordinating with architects, contractors, and workers

• Ensuring adherence to safety regulations and project timelines
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Hacker rank aor direct interview

Q1. Simple Oops question.
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Q2. Basic programming theories and questions.
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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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