Corrival Corporate Services Interview Questions and Answers

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Q1. Construction Drawing Related work
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Q2. Manpower distribution properly
Ans. 
Effective manpower distribution ensures optimal productivity and safety in formwork operations.
• Assess project requirements: Evaluate the scope and timeline to determine the number of workers needed.

• Skill matching: Assign tasks based on individual skills, e.g., experienced carpenters for complex formwork.

• Shift planning: Organize shifts to maintain continuous workflow, ensuring adequate rest for workers.

• Monitoring and ad...read more
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Q3. Work progress and weekly report.
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Q4. Quantity required for structure.
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Calculating quantity for formwork involves assessing dimensions, materials, and structural requirements for accurate estimates.
• Determine the dimensions of the structure (length, width, height).

• Calculate the area of formwork needed using the formula: Area = Length x Height.

• Consider the type of formwork (e.g., plywood, steel) and its thickness.

• Account for waste and overlaps in materials, typically adding 10-15%.

• Example: ...read more
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Q1. What is your field experience
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Q2. 10 year experience
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Q3. Good work next company
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Q1. About recruitment
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Q1. Ehs officer interview questions
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Q1. What is cube acceptance criteria?
Ans. 
Cube acceptance criteria refers to the set of standards or requirements that a cube must meet in order to be accepted or approved.
• Cube dimensions must meet specified tolerances

• Surface finish must meet specified standards

• Cube must pass specified strength or durability tests

• Cube must meet any other specified criteria for acceptance
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Q2. Name the different types of pile.
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Different types of pile include friction piles, end-bearing piles, and composite piles.
• Friction piles rely on skin friction along the length of the pile for support.

• End-bearing piles transfer the load to a strong layer of soil or rock at the bottom.

• Composite piles combine different materials like concrete and steel for added strength.

• Other types include sheet piles, helical piles, and screw piles.
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Q3. What is workability of concrete?
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Workability of concrete refers to its ease of mixing, placing, and compacting without segregation or bleeding.
• Workability is influenced by water content, aggregate size and shape, and admixtures.

• Concrete with high workability is easier to place and compact, while low workability may require more effort.

• Examples of tests to measure workability include slump test, flow table test, and Vebé test.
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Q4. What type of admixture used in concrete?
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Admixtures are chemicals added to concrete to enhance its properties or performance.
• Admixtures can improve workability, durability, strength, and set time of concrete.

• Examples of admixtures include water reducers, accelerators, retarders, and air-entraining agents.
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Q1. Asked about salary
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Q1. What is code for UPV test?
Ans. 
The code for UPV test is ASTM C597.
• ASTM C597 is the standard code for Ultrasonic Pulse Velocity (UPV) test.

• UPV test is commonly used in construction to assess the quality of concrete.

• The test involves sending ultrasonic pulses through the concrete and measuring the time taken for the pulses to travel through the material.
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Q2. What stands for M30?
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M30 stands for a metric thread size commonly used in engineering and manufacturing.
• M30 refers to a metric thread size with a diameter of 30mm

• It is commonly used in engineering and manufacturing for fastening components

• Examples of M30 fasteners include bolts, screws, and nuts
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