Rishita Developers Senior Site Supervisor Interview Questions and Answers

Pipe code 32.5 refers to a specific type of pipe, and its thickness can vary based on standards and materials used.

• Pipe thickness is determined by the nominal diameter and schedule of the pipe.

• For example, a 32.5 mm pipe may have different thicknesses based on its schedule (e.g., Schedule 40, Schedule 80).

• Refer to industry standards like ASTM or ISO for precise thickness specifications.

• Common materials include PVC, ste...read more

Eligibility for plumbing and fire fighting site supervisor roles depends on qualifications and experience in these fields.

• Relevant qualifications: A degree or certification in plumbing or fire safety can enhance eligibility.

• Experience: Previous experience as a site supervisor in plumbing or fire fighting projects is crucial.

• Knowledge of regulations: Familiarity with local building codes and safety regulations is essent...read more

Water pressure can be checked using a pressure gauge or by observing the flow rate.

• Use a pressure gauge to measure the water pressure at a specific point in the system

• Observe the flow rate of water from a faucet or showerhead to determine if the pressure is too low

• Check for leaks or blockages in the system that may be affecting the pressure

• Consult with a plumber or water utility company if the pressure is consistently ...read more

There are several types of pipes used in plumbing.

• Copper pipes

• PVC pipes

• PEX pipes

• Galvanized steel pipes

• Cast iron pipes

• Brass pipes

• Stainless steel pipes

NRV stands for Net Realizable Value and is used to determine the value of inventory or assets that can be sold.

• NRV is calculated by subtracting the estimated costs of completion and disposal from the estimated selling price.

• It is used to determine the value of inventory or assets that can be sold.

• NRV is important for financial reporting and tax purposes.

• For example, if a company has inventory worth $10,000 but it will ...read more

There are four types of sprinkler systems: wet pipe, dry pipe, pre-action, and deluge.

• Wet pipe sprinkler system is the most common type and is filled with water.

• Dry pipe sprinkler system is filled with pressurized air or nitrogen and water is released when the sprinkler head is activated.

• Pre-action sprinkler system is a combination of wet and dry pipe systems and requires two triggers to activate.

• Deluge sprinkler syste...read more

There are two types of fire pumps: centrifugal and positive displacement.

• Centrifugal pumps use a rotating impeller to create a flow of water, while positive displacement pumps use a piston or diaphragm to move water.

• Centrifugal pumps are more commonly used in fire protection systems.

• Positive displacement pumps are typically used in high-rise buildings or where water pressure is low.

• Examples of centrifugal pumps include...read more

The fire system is a set of equipment and procedures designed to detect and extinguish fires in a building.

• The fire system includes fire alarms, sprinklers, fire extinguishers, and emergency lighting.

• It is important to regularly test and maintain the fire system to ensure it is functioning properly.

• The fire system should be clearly marked and easily accessible in case of an emergency.

• Training on the proper use of the f...read more

Check for fire alarm system in the accident location by following standard procedures.

• Check for visible fire alarm system devices such as pull stations, strobe lights, and horns.

• Ask witnesses or occupants of the building if there is a fire alarm system in place.

• Consult the building's floor plan or fire safety plan to locate the fire alarm system.

• Use a handheld fire alarm system detector to locate the system if necessar...read more

A booster pump increases water pressure in a system, while a jockey pump maintains pressure within a certain range.

• Booster pumps are used to increase water pressure in a system, such as in a high-rise building or a fire sprinkler system.

• Jockey pumps are used to maintain pressure within a certain range, typically in a fire sprinkler system.

• Booster pumps are typically larger and more powerful than jockey pumps.

• Jockey pum...read more

Fire shaft size depends on the building height and occupancy type.

• The size of the fire shaft should be determined by the building code and regulations.

• The height of the building and the occupancy type will determine the minimum size of the fire shaft.

• The fire shaft should be large enough to accommodate firefighting equipment and personnel.

• The fire shaft should also be designed to prevent the spread of smoke and fire.

• Ex...read more

Angel supports various types of plumbing and fire pipe lines including hangers, clamps, and brackets.

• Angel supports hangers for vertical pipe lines

• Angel supports clamps for horizontal pipe lines

• Angel supports brackets for fire pipe lines

• Angel also provides custom solutions for unique pipe support needs

PVC and GI pipes differ in material, cost, durability, and usage.

• PVC pipes are made of plastic while GI pipes are made of galvanized iron.

• PVC pipes are cheaper than GI pipes.

• GI pipes are more durable and can withstand higher pressure than PVC pipes.

• PVC pipes are commonly used for water supply and drainage systems while GI pipes are used for gas and oil pipelines.

• PVC pipes are easier to install and maintain than GI pipe...read more