Rohan Builders Junior Engineer Civil Interview Questions and Answers

Pressure in fire hydrant pipe is determined by factors like water flow rate, pipe diameter, and elevation difference.

• Pressure in fire hydrant pipe is directly related to the flow rate of water through the pipe.

• The diameter of the pipe also affects the pressure, with larger diameter pipes resulting in lower pressure loss.

• Elevation difference between the hydrant and the point of discharge can impact the pressure in the p...read more

NRC stands for National Register of Citizens.

• NRC is a register containing names of all genuine Indian citizens in the state of Assam, India.

• It was first prepared in 1951 and is now being updated to identify illegal immigrants.

• The NRC process involves verifying the citizenship status of individuals based on documents like birth certificates, land records, etc.

The sequence of activities for aluminium (mivan) structure construction involves several steps.

• Preparing the site and marking the layout

• Constructing the foundation and footings

• Erecting the aluminium formwork panels

• Fixing reinforcement bars and embedment items

• Pouring concrete into the formwork

• Curing the concrete

• Stripping the formwork

• Finishing and cleaning the structure

The finishing work sequence of activities involves the final steps in a construction project to complete the project and prepare it for use.

• Inspecting and correcting any defects or deficiencies

• Installing finishes such as flooring, paint, and fixtures

• Completing final electrical and plumbing work

• Cleaning and tidying up the site

• Obtaining necessary permits and certifications

• Conducting final inspections

• Handing over the comp

Waterproofing ponding test hours determine the duration for which a waterproofing system can withstand water ponding.

• Waterproofing ponding test hours measure the ability of a waterproofing system to resist water penetration under prolonged ponding conditions.

• The test involves subjecting the waterproofing system to a specified water depth for a certain duration.

• The duration of the test can vary depending on the project ...read more

The accepted rolling margin value for 8mm to 10mm steel rods varies depending on the specific project requirements and industry standards.

• The accepted rolling margin value can range from 2% to 5%.

• It is important to consult project specifications and industry guidelines for the specific rolling margin value.

• For example, if the rolling margin value is set at 3%, a 10mm steel rod could have a diameter between 9.7mm and 10...read more

The unit weight of steel refers to the weight of a given volume of steel material.

• The unit weight of steel is typically measured in pounds per cubic foot or kilograms per cubic meter.

• The specific unit weight of steel can vary depending on the type and grade of steel being used.

• For example, the unit weight of structural steel is around 490 pounds per cubic foot or 7850 kilograms per cubic meter.

• The unit weight of reinfo...read more

Layout is done using measurements and tools, column ring cutting length is calculated based on the diameter and height of the column.

• Use measuring tape and chalk to mark the layout according to the blueprint

• Calculate the column ring cutting length using the formula: 2 x π x radius + height

• Ensure accuracy in measurements to avoid errors in construction