Test Your Knowledge On Building Technology

A gravity hinge is a type of hinge that closes automatically due to the force of gravity. Unlike other hinges that require additional mechanisms or external forces to close, a gravity hinge relies solely on the weight of the door or object it is attached to. This type of hinge is commonly used in situations where self-closing functionality is desired, such as on gates or doors in outdoor settings.

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A culvert is a structure that allows water to flow under a road or sidewalk. It acts as a drain or channel, preventing water from pooling on the surface and causing damage. Culverts are typically made of concrete, metal, or plastic and come in various shapes and sizes depending on the volume of water they need to handle. They are an essential part of infrastructure, ensuring the safe passage of water and maintaining the integrity of roads and sidewalks.

A Kalamein door is the correct answer because it is a type of door that has a structural wood core clad with galvanized sheet metal. This combination of materials provides strength and durability to the door, making it suitable for various applications, including fire-rated doors. The wood core provides stability and insulation, while the metal cladding adds protection against corrosion and external damage. Kalamein doors are commonly used in commercial and industrial buildings where fire resistance and security are important factors.

A wire nail is a type of nail that is made by cutting and shaping a piece of round wire. It does not have a head, unlike other types of nails such as brads or cap screws. The wire nail is commonly used in construction and carpentry projects for fastening materials together.

Phenolic board is commonly used for toilet partitioning due to its durability and resistance to moisture, chemicals, and bacteria. It is made from layers of resin-impregnated paper that are compressed under high pressure and heat, resulting in a dense and solid material. Phenolic board is known for its strength and ability to withstand heavy use and frequent cleaning, making it an ideal choice for toilet partitions that require durability and hygiene.

A sump pit is a receptacle that collects sewer waste at the basement. It is typically used to collect groundwater or excess water to prevent flooding in the basement. It is different from a septic system, which is used to treat and dispose of wastewater from a building. A cistern is a container used to store water, typically for household use. "Salientes" is not a recognized term in the context of sewer waste collection.

The correct answer is "terrazo, azotea" because both terms are related to the concept of a terrace. "Terrazo" refers to a type of flooring material commonly used in terraces, while "azotea" is a Spanish term for a rooftop terrace or outdoor space. Both terms are relevant to the topic of terraces and can be used interchangeably in certain contexts.

Glass etching refers to the process of creating decorative designs or patterns on the surface of glass by removing or etching away a layer of the glass. This can be done using abrasive materials, such as sand or fine grit, which are sprayed or blasted onto the glass surface. The result is a frosted or textured appearance that adds visual interest to the glass. This process is commonly used for creating personalized glassware, mirrors, windows, and other decorative glass items. Therefore, the correct answer for this question is glass etching.

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During concrete construction, a "block out" refers to the process of creating a void or opening in the concrete structure. This is typically done to accommodate pipes or other utilities that need to pass through the concrete. By blocking out a specific area, the construction team ensures that the pipes can be easily installed without damaging the concrete. This term is commonly used in the construction industry to describe this specific technique.

A "judas" is a small opening or peephole in a door that allows someone to see who is on the other side without fully opening the door. This term is derived from the biblical character Judas Iscariot, who is known for betraying Jesus. The connection between the term and the concept of a peephole is that Judas Iscariot's actions involved "peeking" or "spying" on Jesus and his followers. Therefore, a "judas" in the context of a door refers to a small opening that allows one to discreetly observe the outside.

The given term "kristal" is a synonym or alternative term for "glass". Both terms refer to a transparent material that is commonly used for making windows, containers, and other objects.

A gravity wall is a massive concrete wall that relies on its own weight to resist overturning. Unlike other types of walls that may require additional support or reinforcement, a gravity wall is designed to be self-supporting and stable. The weight of the wall provides the necessary resistance against external forces, such as pressure from soil or water. This makes gravity walls a popular choice for retaining walls and other structures where stability is crucial.

A scupper is an opening in the side of a building, typically in a parapet, that allows water to drain off. It is commonly used to prevent water from accumulating on roofs or other elevated surfaces. Unlike a roof drain or gutter, which are typically located at the edge of a roof, a scupper is specifically designed to release water through a hole in the side of a structure. Eaves, on the other hand, refer to the edges of a roof that overhang the walls of a building. Therefore, scupper is the most appropriate term to describe an opening in a parapet for draining off water.

The correct answer is "maestro de obra" because the term "foreman" refers to a person who supervises and manages a group of workers on a construction site. "Maestro de obra" is the Spanish translation of "foreman" and accurately represents the role and responsibilities of a foreman in the construction industry.

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An open riser refers to the open space between two successive treads in a staircase. Unlike closed risers, which have a solid piece of material covering the space between treads, open risers are left open, allowing for visibility and light to pass through. This design choice can create a more open and modern aesthetic, while also potentially posing a safety concern if the gaps are too large.

An astragal is a vertical strip that is typically placed at the edge of an inactive door in a two-panel door. It serves as a seal between the two doors, preventing drafts, noise, and light from entering the room. The astragal also helps to enhance the overall appearance of the door by providing a finished and polished look.

A fanlight is a type of window that is semicircular or semielliptical in shape and is located above a doorway or another window. It is typically used to allow additional natural light into a room while also providing an aesthetic element to the architecture. The term "fanlight" is derived from the shape of the window, which resembles a fan when opened. This term is commonly used in architectural and design contexts to refer to this specific type of window.

A bow is a rounded projection that is typically found in a bay window. It is a curved architectural feature that extends outward from the main structure of a building. This term is commonly used to describe the shape of a window or a part of a window that protrudes outward in a curved manner. In this context, the term "bow" is the correct answer as it accurately describes the rounded projection of a bay window.

A screw eye is a type of screw that has a ring-shaped head. It is designed with a loop or eyelet at the end, allowing it to be easily attached to ropes, chains, or other objects. This feature makes it useful for hanging or securing items. The other options listed, such as cap screw, allen head, and tongue and groove, do not have a ring-shaped head and therefore do not match the description provided.

A pile cap is a type of foundation that is used to distribute the load of a column evenly among the piles. It is a thick concrete slab that is placed on top of the piles, providing a stable platform for the column to rest on. The pile cap helps to transfer the load from the column to the piles, ensuring that the weight is evenly distributed and preventing any excessive stress on individual piles. By distributing the load equally among the piles, the pile cap helps to ensure the stability and strength of the foundation.

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The correct answer is English bond. English bond is a type of structural bond where alternate courses of header and stretcher are used. In this bond, the headers are placed at regular intervals along the course, while the stretchers are laid in between. This alternating pattern provides strength and stability to the structure. Flemish bond also has alternate courses of header and stretcher, but the headers are placed in the middle of the stretchers in each course. Stereo bond and guarantee bond are not commonly used structural bonds in construction.

A helicline is a term used to describe a curved ramp. It is a structure that is designed in a spiral or helical shape, allowing for a gradual ascent or descent. This type of ramp is commonly used in architectural designs, such as in stadiums or parking garages, to provide a smooth and efficient pathway for people or vehicles to move between different levels. The term "helicline" accurately describes the curved ramp, making it the correct answer.

A bead is a narrow deposit of sealant applied to a building joint. It is used to fill gaps and provide a waterproof seal.

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Flintkote is suggested as the best waterproofing for basement walls because it is a well-known and trusted brand in the industry. They offer a range of high-quality waterproofing products specifically designed for basement walls. Flintkote's products are known for their durability, effectiveness, and long-lasting protection against water damage. Many professionals and homeowners have had positive experiences with Flintkote's waterproofing solutions, making it a reliable choice for basement wall waterproofing.

The correct answer is 12.5mm. This refers to the thickness of the mortar that should be applied on a marble tile. A thickness of 12.5mm ensures a sufficient amount of mortar to securely hold the tile in place while allowing for proper adhesion. This thickness strikes a balance between providing stability and preventing excessive mortar buildup, which could affect the tile's appearance and installation.

A structural steel T section is composed of a flange and stem. The flange refers to the horizontal part of the T section, which provides strength and support. The stem, on the other hand, refers to the vertical part of the T section, which connects the flange to the base or foundation. Together, the flange and stem work in tandem to provide structural stability and load-bearing capacity to the T section.

Rubber tile is the correct answer because it is a type of resilient floor tile that is made from natural or synthetic rubber with the addition of mineral filters. Unlike linoleum, vinyl tile, and carpet, rubber tile offers excellent durability and resistance to wear and tear. It is also known for its slip resistance and ability to absorb impact, making it a popular choice for high-traffic areas and spaces that require a comfortable and safe flooring option.

The projected window is commonly used in glass curtain walls. This type of window is designed to project outwards from the building's facade, creating a three-dimensional effect. It provides excellent ventilation and allows for easy cleaning and maintenance. The projected window also offers a modern and sleek appearance, making it a popular choice for contemporary architecture.

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A stamping system is the correct answer because it is a method used to create an elegant decorative concrete pavement. This system involves using color hardener and release agent colors to create a colored finished look. It is a popular choice for creating intricate patterns and designs on concrete surfaces, giving them a unique and visually appealing appearance. The other options, such as gunite system and bricks, do not involve the use of color hardener and release agent colors, which are key elements in achieving the desired decorative effect.

A gravel stop is a metal strip with a vertical flange that is used to retain surfacing aggregate on a built-up roof. It also serves the purpose of preventing leaks around the edge of the roof. This strip helps to keep the gravel or other surfacing material in place and prevents it from sliding off the roof. Additionally, it acts as a barrier to prevent water from seeping into the roof and causing leaks.

The correct answer is "web." In the context of a beam, the web refers to the vertical component that connects the top and bottom flanges. It is responsible for providing the majority of the beam's strength and stiffness. The web is where the reinforcement, such as lateral ties or stirrups, is placed to enhance the beam's resistance to bending and shear forces. A tie bar is another term for the reinforcement used in the web of a beam.