Keystone Infrabuild Interview Questions and Answers

The process for building works involves planning, design, construction, and maintenance.

• Initial planning stage involves site selection, feasibility studies, and obtaining necessary permits.

• Design phase includes creating blueprints, structural analysis, and ensuring compliance with building codes.

• Construction phase involves site preparation, foundation laying, building erection, and finishing works.

• Maintenance phase inc...read more

The process for building works involves planning, designing, obtaining permits, construction, and inspection.

• Develop a detailed project plan outlining scope, budget, and timeline

• Design the structure or infrastructure using engineering principles

• Obtain necessary permits and approvals from local authorities

• Construct the project according to the approved plans and specifications

• Conduct regular inspections to ensure qualit

The deduction criteria for shuttering include damaged or lost materials, excess materials, and improper installation.

• Deductions are made for damaged or lost shuttering materials.

• Excess materials beyond the required quantity may also lead to deductions.

• Improper installation of shuttering can result in deductions as well.

Yes, I created an extra item to improve efficiency and accuracy in billing process.

• Created a new template for billing reports to streamline the process

• Developed a customized software tool to automate calculations and reduce errors

• Introduced a new coding system to categorize items for easier tracking and invoicing

Yes, I have used DSR (Detailed Specified Rates) in my previous projects for accurate billing calculations.

• Yes, I have used DSR to calculate the cost of materials, labor, and equipment for billing purposes.

• DSR helps in providing a detailed breakdown of rates for different items used in construction projects.

• Using DSR ensures transparency and accuracy in billing calculations.

• For example, I used DSR to calculate the cost ...read more

Escalation in billing refers to the increase in costs due to various factors. Components include labor, materials, equipment, overhead, and profit.

• Escalation refers to the increase in costs of a project over time.

• Components of escalation include labor costs, material costs, equipment costs, overhead costs, and profit margins.

• Labor costs can escalate due to increases in wages or labor shortages.

• Material costs can escala...read more

One way slab is supported on two opposite sides while two way slab is supported on all four sides.

• One way slab is designed to span in only one direction, supported on two opposite sides.

• Two way slab is designed to span in both directions, supported on all four sides.

• One way slab is commonly used in residential buildings, while two way slab is used in commercial buildings.

• Examples of one way slab include balconies and v...read more

Short column is a column with a height less than 10 times its least lateral dimension, while long column is a column with a height more than 10 times its least lateral dimension.

• Short column is prone to buckling due to its slenderness ratio.

• Long column is less prone to buckling due to its higher slenderness ratio.

• Short column is commonly used in residential buildings.

• Long column is commonly used in high-rise buildings.

Yes, I have experience in finishing items in previous projects.

• I have experience in coordinating with subcontractors to ensure timely completion of finishing work.

• I have knowledge of different finishing materials and techniques such as painting, tiling, and flooring.

• I have successfully managed finishing schedules to meet project deadlines.

• I have experience in quality control to ensure finishing work meets project speci

Built-up area includes the carpet area plus the thickness of the walls, while super built-up area includes common spaces like lobby, staircase, etc.

• Built-up area = Carpet area + thickness of walls

• Super built-up area = Built-up area + common spaces like lobby, staircase, etc.

• Built-up area is the area enclosed within the walls of a building, while super built-up area includes common areas shared by multiple units.

• Super b...read more

Escalation rates are typically obtained from historical data, industry standards, and consultation with relevant stakeholders.

• Escalation rates can be obtained from historical project data, analyzing past projects to determine trends in cost escalation.

• Industry standards and benchmarks can also be used to determine escalation rates for different types of projects.

• Consultation with relevant stakeholders such as suppliers...read more