Plumbing and Sanitary Quiz Set B Exam Mode

A bidet is a plumbing fixture specifically designed for washing the middle private part of the body, particularly the genitals. It is commonly used for personal hygiene purposes and is often found in bathrooms. Unlike a regular toilet, a bidet uses water to clean instead of toilet paper. It provides a more thorough and effective cleaning experience, promoting cleanliness and freshness.

A half bathroom typically refers to a small bathroom that contains only a toilet and a sink, without a shower or bathtub. In this case, the room is equipped with only one WC (toilet) and a lavatory (sink), which matches the description of a half bathroom. The term "half" is used to indicate that it is not a full bathroom with bathing facilities.

A storm drain is a type of drain that is designed to collect and carry away stormwater or surface water waste. It is separate from sanitary drains, which carry away wastewater from toilets, sinks, and other sources. Storm drains usually terminate into lakes, rivers, or natural basins, allowing the water to be safely discharged into the environment. This helps prevent flooding and ensures that stormwater does not mix with sanitary waste, which could contaminate water sources.

A backflow valve is a device used in a drainage system to prevent the reversal of flow. It allows the flow of liquid or gas in one direction but prevents it from flowing back in the opposite direction. This is important in preventing contamination of clean water sources or sewage backup. The backflow valve ensures that the flow only goes in the desired direction, protecting the integrity of the drainage system.

RA 1378 is the correct answer because it is the act that specifically regulates the trade of Master Plumbers in the Philippines. The other options, RA 1364, RA 386, and PD 1067, do not pertain to the regulation of Master Plumbers.

Storm Drain is installed provided a slope of NOT MORE THAN 2% PER METER RUN. This means that the maximum slope allowed for the installation of a storm drain is 2% per meter of distance. A slope of 2% means that for every meter of horizontal distance, the vertical distance will increase by 2 centimeters. This slope is necessary to ensure proper drainage and prevent water from pooling or stagnating in the drain. A steeper slope would cause the water to flow too quickly, potentially causing erosion or other issues.

An outside storm drain is installed outside the foundation wall of a building. This type of storm drain is designed to collect and divert rainwater and other runoff away from the building's foundation to prevent water damage and flooding. By being positioned outside the foundation wall, it ensures that any excess water is directed away from the building, reducing the risk of water infiltration and structural issues.

The correct answer is Industrial Drain because it specifically mentions that the drain receives discharges from industrial equipment that contain objectionable acid wastes. This suggests that the drain is specifically designed to handle industrial waste and is not meant for stormwater or sanitary purposes.

An overhead storm drain is adopted when the street drainage is higher in elevation than the basement floor of the building. This means that the drain is installed above ground level, allowing water to flow downward from the street into the drain. This type of drain is necessary to prevent water from flooding the basement of the building.

The correct answer is "Bathroom Group" because the given fixtures, such as WC, Lavatory, Bathtub Bath/Shower, Shower, Urinal or Bidet, and Emergency Floor Drain, are commonly found in a bathroom. Therefore, the term "Bathroom Group" accurately describes this collection of fixtures.

A floor drain is a type of receptacle that is designed to collect and drain water from the floor into the plumbing system. It is commonly used in areas such as bathrooms, basements, and garages where water may accumulate. The purpose of a floor drain is to prevent water damage and ensure proper drainage, keeping the area clean and dry.

A grease basin is a device used in kitchens serving hotels, dining rooms, clubhouses, and restaurants. It is specifically designed to collect and trap grease and oil from cooking and food preparation activities. This helps to prevent the grease from clogging the plumbing system and causing blockages. The grease basin is typically located near the cooking area and is easily accessible for cleaning and maintenance. It plays a crucial role in maintaining hygiene and preventing environmental pollution by effectively managing and disposing of grease and oil waste in commercial kitchen settings.

A ball valve is a type of valve that is opened and closed by the movement of a ball floating on the surface of the liquid. When the ball rises, it opens the valve, allowing the liquid to flow through. When the ball falls, it closes the valve, stopping the flow of liquid. This design allows for quick and efficient control of the flow, making it a popular choice in various industries.

A roof leader is a term commonly used to refer to a water conductor or downspout. It is responsible for collecting rainwater from the roof and directing it away from the building. The term "roof leader" is often used in the context of drainage systems and is widely recognized in the construction and plumbing industries.

A blind flange is a type of flange that is used to close the end of a pipe. It does not have any opening or passage for the flow of air or liquid. This type of flange is commonly used in piping systems where the end of a pipe needs to be sealed off or closed. It provides a solid barrier, preventing any leakage or flow through the pipe.

A combined drain is a type of house drain that receives both sanitary waste and storm water. However, this form of house drain is no longer permitted. This means that it is no longer allowed to be used or installed in buildings. The reasons for this could include concerns about contamination of water sources or the potential for overload during heavy rainfall events.

Sanitary sewage refers to the waste material that is discharged from households and other residential areas. It includes wastewater from toilets, sinks, showers, and other domestic sources. Therefore, the term "Domestic Sewage" accurately describes the content of sanitary sewage.

The correct answer is "Air Gap". An air gap refers to the unobstructed vertical distance between the outlet of a water pipe and the flood level rim of the receptacle it is discharging into. This gap serves as a physical barrier that prevents backflow of contaminated water into the potable water supply. It ensures that there is no direct connection between the two systems, minimizing the risk of cross-contamination.

Discharging into the septic tank is not preferred because a septic tank is designed to handle wastewater from toilets, showers, and sinks in a residential or commercial building. Stormwater, on the other hand, refers to rainwater runoff from streets, parking lots, and other surfaces. Storm drains are specifically designed to collect and carry this stormwater away to prevent flooding. Therefore, storm drains are the preferred option for discharging stormwater, while septic tanks are not suitable for this purpose.

An inside storm drain is sometimes located under the basement floor or within the walls of buildings. This type of storm drain is designed to collect and redirect excess water from rain or storms, preventing flooding and water damage to the building's foundation. By being located inside the building, it allows for a more efficient and discreet drainage system.

The House Drain should be sized correctly to have a flow of about 50% of the pipe diameter. This means that the diameter of the drain should be approximately half of the diameter of the pipe it is connected to. This sizing ensures that the drain can effectively handle the flow of wastewater and prevent any blockages or backups. A larger drain diameter would result in inefficient flow, while a smaller diameter would increase the risk of clogs. Therefore, a 50% flow rate is optimal for the House Drain.

A backflow preventer is a device or means that stops the flow of liquid from returning to its source of supply. It is also known as a vacuum breaker. This device is used to prevent back-siphonage, which is the reverse flow of liquid due to a drop in pressure in the supply line. The backflow preventer ensures that contaminated water or substances cannot flow back into the clean water supply, thus protecting the quality and safety of the water.

A yard catch basin is a receptacle used to catch surface water drained from cemented courts, driveways, and yards. It is designed to collect and hold water, preventing it from pooling or causing damage to the surrounding area. This type of catch basin is specifically intended for use in yards and outdoor spaces, where it can effectively manage excess water and prevent flooding or erosion.

Back-siphonage refers to the flowing back of used, contaminated, or polluted water from a plumbing fixture or vessel into a water supply pipe. This occurs due to negative pressure in the pipe, which creates a suction effect and allows the backflow to happen. Back-siphonage can contaminate the water supply and pose health risks, which is why backflow prevention devices are used to prevent this type of backflow.

Back Pressure Backflow occurs when there is an increased pressure in the reverse direction above the supply pressure. This can happen when there is a decrease in supply pressure or an increase in downstream pressure. As a result, contaminated water can flow back into the potable water system, causing potential health hazards. This type of backflow is often prevented by installing backflow prevention devices, such as check valves or pressure relief valves, to ensure that water flows in only one direction.

The given correct answer is "Bathroom" because a bathroom is a room that is equipped with a shower stall or bathtub. It is a space in a house or building where people can take care of their personal hygiene needs such as bathing, using the toilet, and washing their hands. The term "bathroom" is commonly used to refer to a room that has a toilet, sink, and bathing facilities, making it the most appropriate option among the given choices.

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A garage catch basin is a device specifically designed to transport waste materials from areas such as garages, wash racks, grease pits, and repair floors into the main drain system of a house. It serves as a collection point for these wastes, preventing them from contaminating the surrounding environment and ensuring proper disposal. This type of catch basin is specifically designed for use in garages, making it the correct answer in this context.

A back-vent pipe is a part of the vent line that connects directly with an individual trap underneath or behind a fixture. It extends to the branch or main vent pipe at any point higher than the fixture or fixture traps it serves. This back-vent pipe helps to prevent backflow, which is the undesirable reversal of water flow in a plumbing system. By connecting to the vent pipe at a higher point, it allows air to enter the system and equalize pressure, preventing backflow from occurring.

The given options represent different unit values for a bathtub fixture. The unit value is a measure of the quality or functionality of the fixture. Among the options provided, the unit value of 2 is the most suitable choice for a bathtub fixture.

The correct answer is 2. This suggests that the fixture UNIT VALUE of a Shower Bath is 2.

PD 1152 is the correct answer because it is the specific law that pertains to the Environmental Code of the Philippines. It is a comprehensive law that covers various aspects of environmental protection and conservation, including the management of air, water, and land resources, as well as the regulation of pollution and waste management. This law establishes the framework for environmental policies and guidelines in the Philippines, making it the most relevant choice among the given options.

A house trap is a device that is installed in a house drain, typically located immediately inside the foundation wall of the building. Its purpose is to prevent sewer gases from entering the building by trapping a small amount of water in the trap, which acts as a barrier. This helps to maintain a sanitary and odor-free environment inside the house.

The unbalanced valve is not a preferred type of backflow valve because it has poor performance. This suggests that the valve is not able to effectively prevent backflow, which is the undesired reverse flow of fluids. Backflow can contaminate water supplies or damage equipment, so it is important to have a reliable backflow valve. The poor performance of the unbalanced valve implies that it may not be able to effectively prevent backflow, making it an undesirable choice for this purpose.

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The correct answer is 2 because it is the most appropriate unit value for a laundry tub. The other options, 1, 1.5, and 3, are either too small or too large to accurately represent the value of a laundry tub. Therefore, 2 is the most suitable option.

The given statement states that the fixture unit value of a bathroom consisting of 1 water closet, lavatory, bathtub, and overhead shower or water closet, lavatory, and shower compartment is 8. This means that this particular bathroom setup has a higher fixture unit value compared to other setups with fewer fixtures. The higher fixture unit value indicates that this setup requires more water supply and drainage capacity, possibly due to the presence of multiple fixtures that need to be supplied with water and drained properly.

A sanitary drain is a type of house drain that is specifically designed to receive and carry only sanitary and domestic wastes. This means that it is meant to handle the discharge of wastewater from toilets, sinks, showers, and other similar sources. The waste is then conveyed either to a septic tank or a public sewer system for further treatment and disposal. Unlike other types of drains, such as combined drains or storm drains, a sanitary drain is not meant to handle other types of waste, such as stormwater or industrial waste.

The given options represent different unit values for a kitchen sink fixture. The correct answer is 2, which means that the unit value of the kitchen sink fixture is 2.

An area drain is a type of drainage system that is typically installed outdoors, such as in a yard or parking lot. It is designed to collect and remove excess water from the surface, preventing flooding or water damage. In this context, the area drain is installed under the basement floor to protect it from freezing. This suggests that the area drain is specifically designed to handle the drainage needs of the basement area and prevent freezing, making it the correct answer.

An air break is a piping arrangement that allows a drain from a fixture, appliance, or device to discharge indirectly into a fixture, receptacle, or interceptor. This arrangement is installed in such a way that it prevents backflow or siphonage by placing the point of discharge below the flood level rim of the receptacle. The air break creates a physical gap between the drain and the receptacle, ensuring that there is no direct connection that could lead to backflow. Therefore, the correct answer is Air Break.

The correct answer is June 18, 1955. This date represents the approval of both the Sanitary Engineering Law and Plumbing Law. It is likely that these laws were enacted to regulate and standardize sanitary and plumbing practices in a specific jurisdiction. The approval of these laws on this date signifies a significant milestone in the establishment of regulations and standards for the field of sanitary engineering and plumbing.

PD 856 is the correct answer because it is the specific law in the Philippines that pertains to sanitation. It is also known as the "Code on Sanitation of the Philippines" and it covers various aspects of sanitation, including water supply, food sanitation, waste management, and environmental sanitation. This law provides guidelines and regulations to ensure the health and safety of the public in terms of sanitation practices.

A balance valve is the most preferred type of backflow valve because it has the characteristics of non-interference in the movement of air inside the drainage system. This means that it allows for smooth and uninterrupted flow of air, preventing any blockages or disruptions in the system. This is important for maintaining the efficiency and functionality of the drainage system.

RA 386 is the correct answer because it refers to the Civil Code of the Philippines. The Civil Code of the Philippines is the legal code that governs the civil law system in the country. It covers a wide range of topics such as contracts, property, family law, succession, and obligations. RA 386 was enacted in 1949 and has since been the primary source of civil law in the Philippines.

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A clinic sink is designed specifically to receive wastes from bedpans. It has a flush rim, an integral trap with a visible trap seal, and the same flushing and cleansing characteristics as a water closet. This type of sink is commonly found in medical clinics and hospitals where bedpans are used for patient care.

An oversize house drain reduces the scouring action in the pipe, which means that the flow of water is slower and less forceful. This allows solid waste to settle and be carried along the bottom of the pipe instead of being carried away with the water.

The correct answer is House Drain. The term "collection line" refers to the pipe or system that collects wastewater from various fixtures in a plumbing system and carries it to the main sewer line or septic tank. In this context, the House Drain is the most appropriate option as it is specifically designed to collect wastewater from different areas of a house, such as sinks, toilets, showers, and appliances, and transport it to the main sewer line. The other options, Soil Drain, Waste Drain, and Main Drain, may be part of the overall plumbing system but do not specifically refer to the collection line.

A backflow connection refers to a condition or arrangement that allows for the reversal of flow in a plumbing system. This can happen when there is a drop in pressure in the system, causing water or other substances to flow in the opposite direction. It is important to have backflow connections in place to prevent contamination of the water supply, as backflow can allow for the entry of pollutants or contaminants into the system.