National Highways Authority of India Assistant Engineer Interview Questions and Answers

The size of covering block is determined based on the type of structure and its requirements.

• The size of covering block is usually specified in the design drawings or specifications.

• It is important to consider the dimensions and spacing of reinforcement bars when determining the size of covering block.

• The covering block should provide adequate protection to the reinforcement bars from fire, corrosion, and other environ...read more

The length of development refers to the duration it takes to complete a project or task.

• The length of development can vary depending on the complexity of the project.

• Factors such as team size, resources, and scope can also impact the length of development.

• It is important to set realistic timelines and milestones to ensure efficient development.

• For example, a simple website development project may take a few weeks, whil...read more

Construction materials are substances used for building and construction purposes.

• Construction materials include cement, concrete, bricks, steel, wood, and glass.

• Cement is a binding agent used in the production of concrete.

• Concrete is a mixture of cement, sand, gravel, and water, used for construction.

• Bricks are rectangular blocks made of clay or concrete, used for building walls.

• Steel is a strong and durable material ...read more

Hydration is the process of providing adequate fluids to the body to maintain proper function.

• Hydration is essential for overall health and well-being

• It helps regulate body temperature, transport nutrients, and remove waste

• Drinking water, consuming fruits and vegetables, and electrolyte-rich beverages are ways to stay hydrated

The weight of steel formula is used to calculate the weight of steel based on its dimensions and density.

• The formula is: weight = volume x density

• The density of steel is around 7850 kg/m³

• The volume of steel can be calculated using its dimensions, such as length, width, and height

• The weight of steel can also be calculated using the mass and gravity formula: weight = mass x gravity

The formula calculates the weight of steel based on its dimensions.

• D is the diameter of the steel in millimeters

• 162.5 is a constant used in the formula

• The result will be in kilograms

• This formula is commonly used in engineering and construction

I am not sure what 'slarry' means in this context.

• I am not familiar with the term 'slarry' and would appreciate if you could clarify what it means.

• Without understanding what 'slarry' means, I cannot provide an answer to this question.

Piling is a construction technique used to strengthen the foundation of a building by driving piles into the ground.

• Piling involves driving long, slender columns (piles) into the ground to provide support for structures.

• The process starts with site investigation to determine soil conditions and load-bearing capacity.

• Piles can be made of concrete, steel, or timber, depending on the project requirements.

• Piles are driven ...read more

BBS preparation involves calculating quantities of steel reinforcement required for construction projects.

• Start by studying the structural drawings and specifications provided

• Identify the different structural elements like beams, columns, slabs, etc.

• Calculate the total length of each type of reinforcement required

• Use standard formulas and codes to determine the quantity of steel bars needed

• Prepare a detailed Bill of Qu...read more