Webskitters Interview Questions and Answers

My career goal is to become a highly skilled and experienced Civil Site Engineer, contributing to the successful completion of challenging projects.

• To gain extensive knowledge and expertise in the field of civil engineering

• To work on complex and innovative projects that require problem-solving skills

• To lead and manage a team of engineers and construction workers

• To continuously improve my skills and stay updated with the latest technologies and trends in the industry

Concrete tests are used to assess the quality and strength of concrete.

• Compressive strength test

• Slump test

• Water absorption test

• Density test

• Setting time test

• Soundness test

The minimum grade of concrete for use in RCC is M20.

• The minimum grade of concrete for use in Reinforced Cement Concrete (RCC) is M20.

• The grade of concrete refers to its compressive strength after 28 days of curing.

• M20 grade concrete has a compressive strength of 20 megapascals (MPa).

• This grade of concrete is commonly used for residential and light commercial construction.

• Higher grades of concrete, such as M25, M30, etc., are used for heavy-duty structures like bridges and hig...read more

The weight of a steel bar can be calculated using its dimensions and the density of steel.

• The weight of a steel bar can be calculated using the formula: weight = volume × density

• The volume of a steel bar can be calculated using the formula: volume = length × area

• The area of a steel bar can be calculated using the formula: area = π × (diameter/2)^2

• The density of steel is typically around 7850 kg/m^3

• Ensure that all measurements are in the same unit (e.g., meters or millimeters)...read more

The volume of a cement bag is not measured in grams, but in liters or cubic meters.

• The weight of a cement bag is typically mentioned in kilograms, not grams.

• The volume of a cement bag can vary depending on the type and brand of cement.

• A standard cement bag usually has a volume of 0.0347 cubic meters or 34.7 liters.

• To calculate the volume of a cement bag, you need to know its density and weight.

The unit weight of concrete refers to its density or weight per unit volume.

• Unit weight of concrete is typically measured in pounds per cubic foot (lb/ft³) or kilograms per cubic meter (kg/m³).

• The unit weight of concrete depends on the mix design, which includes the proportions of cement, aggregates, and water.

• For example, normal weight concrete typically has a unit weight of about 145 lb/ft³ (2320 kg/m³).

• Lightweight concrete, on the other hand, has a lower unit weight due to...read more