Kaizer Construction Company Interview Questions and Answers

M20 ratio refers to the mix ratio of concrete where M denotes mix and 20 represents the compressive strength of concrete in N/mm^2 after 28 days.

• M20 ratio is commonly used in construction for making concrete structures.

• It consists of 1 part cement, 1.5 parts sand, and 3 parts aggregate.

• For example, a mix of 1:1.5:3 means 1 part cement, 1.5 parts sand, and 3 parts aggregate.

• The M20 ratio results in a concrete mix with a...read more

Types of cement include Portland cement, white cement, rapid hardening cement, and low heat cement.

• Portland cement is the most common type used in construction.

• White cement is used for architectural purposes.

• Rapid hardening cement sets quickly and is used in projects with tight deadlines.

• Low heat cement generates less heat during hydration and is used in large concrete structures.

Answers to questions related to Estimation & Billing Engineer

• 1. IS codes followed for Mode of Measurement are IS 1200, IS 456, IS 7272, etc.

• 2. BOQ stands for Bill of Quantities, which is a document that lists all the items and quantities required for a construction project.

• 3. Escalation refers to the increase in the cost of materials, labor, or other factors over time. It is usually accounted for in contracts to ensure...read more