ARCH 3430 | Homework Quizzes
Air pressure difference is dependent on which two factors?
a. Temperature difference and dew point. [ b. Wind speed on the exterior and the temperature difference. ] c. Temperature difference and humidity difference. d. Wind speed on the exterior and humidity difference.
Which of the following is the correct combination of edge characteristics?
a. Short edges: smooth square edges, paper wrapped. [ b. Long edges: tapered and paper wrapped ] c. Short edges: tapered and no paper wrapping d. Long edges smooth square edges, no paper wrapping
Which of the following is true about Spandrel glass?
a. Spandrel glass must be tinted. b. Spandrel glass is any horizontal band of fixed glazing on the building envelope. [ c. Spandrel glass is subject to greater thermal stress than vision glass. ] d. Spandrel glass is adhered to rigid insulation..
Select the UN-true statement below:
a. Fatalities from fire in all types of structures far exceeds the fatalities for all other natural disasters. b. Fatalities due to smoke inhalation far exceeds fatalities due to heat and burns. c. Fatalities for fires in residential structures far exceeds fatalities from fires in nonresidential structures. [ d. Fatalities from fires in apartments far exceeds fatalities from fires in one- and two-family dwellings. ]
Select the correct definition below: not b
a. Fire Safety Public Education relates to reducing the fire hazard and assisting in the speedy evacuation of people. b. Fire Safe Fire protection systems relate to reducing the fire hazard and speedy evacuation of people. c. Fire Safe Architectural Design relates to reducing the fire hazard and assisting in speedy evacuation of people.
Fire compartmentalization uses which of the following?
a. Fire partitions that divide the building into structurally separate buildings. b. A Fire walls used in exit access corridors with a minimum fire rating of 1 hr. [ c. Fire barries that seperate different occupancies in mixed-occupancy buildings. ] d. Sprinklers to contain the fire to the area of origin.
Which of the following is NOT a component of the GFRC panel system?
a. Flex anchors between skin and frame b. GFRC skin c. CFS back-up frame [ d. Structural mullions to clip the panels into. ]
What components transfer the load from the CFS back-up frame to the building structure in a GFRC panel system?
a. Flex anchors embedded in bonding pad b. Cold-formed steel double track [ c. Structural steel angle with leveling nut ] d. Ferrule welded to steel tube, tie back connection
Which of the following fire ratings would not qualify for Type 1 A construction?
a. Floor assembly 2hr b. Structural frame 3hr c. Interior bearing walls 3hr [ d. Roof assembly 1hr ]
Which of the following correctly describes the physical state of glass?
a. Glass is a very viscous liquid, it flows, just very, very slowly. b. Glass is neither solid or liquid, it is a quasi-physical state that can only occur with multiple heating and cooling cycles. [ c. Glass is an amorphous solid, it becomes hard while retaining it's liquid molecular structure. ] d. Glass is a bi-polar solid, it's crystal structure is reversed between every molecule.
Which of the following is the correct definition of "spandrel glass"?
a. Glass that spans between columns on the exterior face of a frame structure. b. Opaque glass used in a metal-glass curtain wall. [ c. Glass used in a metal-glass curtain wall in the spandrel area of the facade. ] d. Glass used in a structural manner, such as the see through walking surface of a pedestrian bridge.
Which of the following is the correct slope range for steep roofs?
a. Greater than 4:12, less than 8:12. b. Greater than or equal to 3:12, less than 8:12. [ c. Greater than or equal 3:12, no max. ] d. Greater than or equal to 6:12, no max.
Which of the following is the correct siding type with one of it's advantages?
a. Hardboard siding: can be manufactured with complex profiles b. Fiber-Cement siding: non-combustable c. Vinyl siding: never needs painting [ d. All of these are correct. ]
Choose the correct statement.
a. Heat and Vapor flow generally in the opposite direction, heat from cool to warm, and vapor from warm to cool. b. Heat and Vapor flow generally in the opposite direction, heat from warm to cool, and vapor from cool to warm. c. Heat and Vapor flow generally in the same direction, from cool to warm. [ d. Heat and Vapor flow generally in the same direction, from warm to cool. ]
Which of the following is NOT true of "Heat-Soaked" glass?
a. Heat-Strengthened glass is stronger than annealed glass, but not as strong as Tempered glass. b. Heat-Strengthened glass is not a safety glass. [ c. Heat-Strengthened glass can be cut or drilled through after heat treatment. ] d. Heat-Strengthened glass is cooled more slowly than Tempered glass.
Which of the following is the correct siding type with one of it's disadvantages?
a. Horizontal Wood siding: extensive exansion and contraction with tempurature change [ b. Fiber-Cement Siding: some risk of health hazard from dust created while cutting on site. ] c. Vinyl siding: limited durability d. Plywood/Hardboard siding: low density so subject to impact damage
Which of the following groups is NOT a set of possible criteria for the selection of glass?
a. Impact resistance where needed, Wind-load resistance, U-value b. Resistance to termperature induced stress, Blast resistance where needed, Missile-impact resistance in hurricane-prone areas [ c. Structural Adequacy, Fire resistance where needed, Compatibility with frame material ] d. Energy performance, Safety glass where needed, Radiation Shielding where needed
Which is the correct statement concerning shelf angles?
a. In a frame structure the shelf angle should not be attached to the spandrel beam. [ b. The shelf angle supports brick veneer and attaches to the buildings structure. ] c. The shelf angle is used for flashing at all openings in the brick veneer. d. The shelf angle supports the rigid insulation and is supported by the brick veneer.
Anchored Brick veneers use steel anchors to transfer loads to the structure. Which is the correct description of the loads transferred and the movement allowed in the anchor designed?
a. Lateral loads are transferred, so the anchors allow movement in the direction perpendicular to the plane of the wall. Movement is not allowed in the vertical and side to side directions parallel to the plane of the wall. [ b. Lateral loads are transferred, so the anchors are rigid in the direction perpendicular to the plane of the wall. Movement is allowed in the vertical and side to side directions parallel to the plane of the wall. ] c. Lateral loads are transferred, so the anchors are rigid in both the direction perpendicular to the plane of the wall and directions parallel to the plan of the wall.. Movement is not allowed in the vertical and side to side directions. d. Lateral loads are transferred, so the anchors allow movement in the direction perpendicular to the plane of the wall. Movement is allowed in the vertical and side to side directions parallel to the plane of the wall.
Which of the following is an advantage of a Wet-glazed seal vs. a Dry-glazed seal?
a. Less expensive [ b. Less likely to have water infiltration ] c. Less dependent on workmanship d. Less weather dependent
Which is the correct ratio range for a low slope roof?
a. Less than or equal to 3:12, no minimum b. Less than 2:12. More than 1/8 : 12 [ c. Less than 3:12, More than 1/4 :12 ] d. Less than or equal to 2:12, no minimum
Which is the correct preparation for the application of Stucco on the listed wall type:
a. Light sand blast and 28 day drying conrete before applying Stucco base coat. b. Pre-wet concrete before applying Stucco base coat c. Apply liquid bonding coat to CMU before applying Stucco base coat. [ d. Pre -wet CMU before applying Stucco base coat. ]
Which of the following is NOT an advantage for the use of stone-honeycomb panels in Seismic areas?
a. Light weight b. Bending strength [ c. Low Ductility ] d. Aesthetics of natral stone cladding
Which of the following is a function of Low E glass?
a. Low E glass reduces the reflectivity. b. Low E glass triples the R value. c. Low E glass increases the transmissivity [ d. Low E glass reduces radiant heat loss through glass. ]
Which of the following is the correct advantage for a single-ply roof?
a. Minimal elongation due to temperature change. b. Low flexibility so easy to work around roof penetrations. [ c. Wider roll size, which results in fewer lap splices. ] d. Provides redundancy for waterproofing.
Which of the following is a true statement?
a. Most WLF uses the cavities between framing members to hold teh air-weather retarder material. [ b. WLF requires a layer of exterior sheathing to be attached directly to the framing members. ] c. Most WLF uses a layer of sheating and a layer of gyp board at the interior face of framing. d. Most WLF construction qualifies as Type 2(A)
Which of the following is the correct description for the listed glass curtain wall component?
a. Mullion: horizontal, anchors glazing to rail. b. Rail: horizontal, anchors glazing to muntins. c. Rail: vertical, anchors glass wall to the building structure. [ d. Mullion: vertical, anchors glass wall to the building structure. ]
Which of the following roof valley treatments requires both Valley underlayment and Vally flashing?
a. Open valley b. Closed-cut valley c. Woven valley [ d. All treatments listed require both. ]
Select the true statement for the construction and spacing of weep holes.
a. Open-head joints are open horizontal mortar joints and are the most efficient weep hole. b. Open head joints must be placed at 16 in and are not as efficent at platic tubes. c. Platic tubes are placed in head joints and are spaced at 24 in. [ d. Wicks consist of cotton ropes embeded in the head joints, use capillary action to remove water and have low efficiency. ]
Which of the following is NOT an advantage of using a PC panel system?
a. PC panel fabrication can be done in sheltered areas so is not interupted by harsh climate considerations. b. PD panels are transported in ready-to-erect condition, reducing on-site construciton time.s c. The PC panels can eliminate scaffolding and increase worker safety. [ d. The PC panel functions as both skin and structure for the building. ]
Which of the following joint sealants has the highest movement ability?
a. Polyisobutylene [ b. Silicone ] c. Oil based Caulks d. Polyvinyl chloride
Which of the following materials is not used for joint sealants?
a. Polyisobutylene b. Silicone [ c. Polyvinyl chloride ] d. Polysulfide
Choose the correct pair of the 2-part strategy to control concealed condensation.
a. Prevent water vapor from entering the assembly AND prevent water vapor from exiting the assembly. b. Provide a way for the water vapor to enter the assembly AND provide a way for the water vapor to escape the assembly. [ c. Prevent water vapor from entering the assembly AND provide a way for the water vapor to escape the assembly. ] d. Provide a way for the water vapor to enter the assembly AND prevent the water vapor from escaping the assembly.
What is the role of exterior siding in WLF?
a. Provides protection against mold. [ b. Provides water resistance. ] c. Provides most of the insulation value. d. Provides fire protection.
What is the R-value of an unlined air space with a width of 2 inches?
a. R = 0 b. R = 2 [ c. R = 1 ] d. R = 5.6
Which of the following statements is correct?
a. Radiation only occurs in gasses. b. Conduction is the transfer of energy through a liquid. c. Convection only occurs in liquids. [ d. Radiation is the transfer of energy that can travel through a vacuum. ]
Which of the following is NOT a category of roof membrane?
a. TPO b. PVC c. EPDM [ d. XPS ]
Which of the following is NOT true for "tempered glass"?
a. Tempered glass is more expensive than annealed glass. [ b. Tempered glass will shatter in to pieces with rounded, non-sharp edges. ] c. Tempered glass is in tension inside, and compression on the surface. d. Tempered glass is up to 4 times stronger than annealed glass.
The sealant in a joint works best when it is subjected to :
a. Tension, compression or shear b. Only shear or bending [ c. Only tension or compression ] d. Only tension or shear
Which of the following is NOT a possible benefit of a Double-Skin Glass wall?
a. The 1' - 5' space between the two glass walls can serve as a plenum for the buildings HVAC system. b. The double-skin system yields better water penetration control. c. The double-skin system provides energy conservation. [ d. The double-skin system provides better sound transmission. ]
What is the purpose of the glass fibers in a GFRC panel?
a. The glass fibers resist water, makeing the GFRC panels more water resistant, eliminating the need for a water drainage sustem behind the skin. b. The glass fibers reflect electromagnetic waves, wich reduces the amount of rigid insulation needed. [ c. The glass fibers eliminate the need for steel reinforcing in the panel by providing tensile strength. ] d. The glass fibers allow a wetter mix of concrete to be used, increasing the concrete's compressive strength.
Which is the correct spacing requirement for brick anchors?
a. The spacing of the anchors should only be based on calculations with the strength of the anchor. [ b. Wall area per anchor not to exceed 2.67 ft2 ] c. Anchors should not be placed more than 32" on center vertically d. Anchors should not be placed more than 18" on center horizontally.
Which of the following is NOT a consideration for the size (height and weight) of Pre-Cast panels?
a. The spans from column to column of the buildings structure. b. The transportation limitation from the pre-cast plant to the site. [ c. The seasonal temperature swings during placement of pre-cast panels on the building structure. ] d. The construction crane capacity for lifting into place.
Which of the following is the correct combination of panel connection, load transferred and number needed per panel?
a. Tie backs, lateral loads, 2 max per panel. [ b. Bearing supports, gravity loads, 2 max per panel. ] c. Tie backs, gravity and lateral loads, any number per panel. d. Bearing supports, gravity and lateral loads, 2 or more per panel.
What is the purpose of the weep holes in an anchored brick veneer?
a. To provide air circulation in the air space. b. To provide moisture to allow the brick to continue to expand. c. To prevent insects from lodging in the air space. [ d. To provide drainage of the air space. ]
Select the correct description of the application of the "scratch coat" of Portland cement stucco.
a. Trowel on material, plane using a float to smooth coat. b. Spray on material, plane using a float, scratch the material. [ c. Spray on material, trowel to squeeze it through the lath, scratch the material. ] c. Spray on material, plane using a float, trowel to smooth coat.
Water and water vapor are the same in the context of building envelope assemblies.
a. True [ b. False ]
Which of the following is NOT an ecofriendly initiatives?
a. Using recycles automobile tires for new roofing products. [ b. Storing stormwater for slow release, less damage to natural wetlands. ] c. Landscaping on roofs to reduce energy consumption. d. Using recycled built-up roofing for use in asphalt on roads.
Which of the following is NOT a function of an Air Barrier?
a. Vapor permeable - allows water vapor to pass through [ b. Pressure resistant - will not allow differential air pressure ] c. Water resistive - No water can pass through d. Impermeable to Air - little or no air can pass through
Which of the following is NOT a possible attachment method for Exterior cladding with Dimensional Stone ?
a. Vertical channel method. b. Standard -Set installation with liner blocks. [ c. Adhered Stone with Stucco base coat. ] d. Standard-set installation with bent clips.
Which of the following statements is NOT correct?
a. White or light colored roofs are considered "cool roofs". b. A light colored component absorbs less radiation than a dark colored component. [ c. If the exterior building surfaces are white in color, the heat island effect is increased. ] d. The use of white building components reduces the cooling load on the building.
Gypsum board is a good material for fire resistance because:
a. each molecure of gypsum will absorbe oxygen when heated and starve the fire b. each paper face of gypsum board is treated with fire resistant chemicals c. each molecule of gypsum contains tow molecules of carbon that starve the fire of oxygen [ d. each molecule of gypsum contains two molecules of water that retard the progress of fire ]
A low density material is generally a good insulator when: (select the correct completion to this statement)
a. the material has air trapped in large voids that prevent conduction from happening. [ b. the material has air trapped in tiny spaces where air can not circulate. ] c. it can also reflect radiation. d. the material has liquid trapped in tiny spaces that prevent air from circulating.
Which of the following is a Climate Zone found in Colorado?
[ a. Zone 5, Humidity B ] b. Zone 3, Humidity B c. Zone 7, Humidity A d. Zone 2, Humidity A
If the ρ-value of a material is 1.25, what is the R-value for 6 inches of that material?
a. 0.13 [ b. 7.5 ] c. 0.8 d. 1.25
If air at 70oF has 50% humidity, what is the approximate Dew Point temperature?
[ a. 50oF ] b. This vapor will not condense c. 47.5oF d. 40oF
Which of the following is not necessary for concealed condensation to occur?
[ a. A humidity difference between inside and exterior environments. ] b. A temperature change from above dew point to below dew point. c. A surface for condensation to occur on. d. Water vapor is able to enter the wall assembly, but unable to exit.
Which of the following are NOT environmental performance critera for class curtain walls?
[ a. Air=infiltration control, Solar gain, Recycled content ] b. Thermal and structural movement, Vapor diffusion, U-value c. Glass cleaning equipment load, Seismic resistance, Sound transmission d. Consdensation resistance, hurrican resistance, Rainwater control
Why is attic ventilation necessary?
[ a. All three of the given answers. ] b. To allow vapor to escape and thereby prevent concealed condensation. c. To reduce heat transmission for the attic into the interior of the building. d. To prevent the formation of ice dams at roof eaves. e. Two of the given reasons, but not all three.
Which of the following is not a component of a sealed joint?
[ a. Bond breaker when the third surface is flexible, such as a foam backer rod. ] b. Sealant back-up to allow tooling of the sealant for proper adhesion to the substrate c. Primer - improves adhesion of a sealant to the substrate.. d. Substrate compatible with the sealant and allow adhesion
Select the correct method and explanation for increasing the STC of stud-framed walls.
[ a. Decoupling Gyp board layers reduces the transfer of vibrations from one side of the wall to the other. ] b. Using fibrous insulation increases the surface weight fo the wall. c. Using muliple layers of gyp board helps to retard the vibration of air within the wall cavity. d. Using sprinklers increases the density of air.
Which of the following component descriptions would not qualify under Type 3 A construction?
[ a. Wood light structural frame in exterior nonbearing walls. ] b. Concrete structural frame. c. Steel light structural frame in all interior walls. d. Steel roof assembly.
Select the true statement on the components and process of the Built-UP room membrane.
[ a. In a built-up roof, the felt captures bitumen in mini-receptacles and allow for more build up of bitumen. ] b. In a built-up roof, the felt is the waterproofing and the bitumen is used to glue the felt layers together. c. In a built-up roof, the greater number of layers will increase the cracking of the roof in hot weather. d. A typical built-up roof consists of felt laid over felt with bitumen mopped over the last layer that soaks through to each ply.
Which of the following is a location that requires safety glass?
[ a. In an operable door. ] b. In mirrors. c. In a comercial skylight. d. In a prison cell window.
Which of the following is NOT a result of placing continuous insulation on the outside face of the envelope?
[ a. Increases life cycle costs due to reduction of temperature change. ] b. Increases life span of materials due to reduced expansion and contraction. c. Reduces expansion and contraction of structure components due to temperature change d. Moderates the temperature of the assembly and structure components.
Which of the following is an advantage of the EIFS system?
[ a. Light weight finish system, so beneficial in seismic zones. ] b. Inflexible membrane, so only vertical control joints needed. c. Polymer based, so air, water and vapor impermeable. d. Low resistance to impact, so preferred on elementary schools.
Select the correct gyp board type and it's characteristic
[ a. MMR boards: moisture-resistant core, specified in hospital walls and ceilings ] b. Flexible boards: 1/2" thick with thiner paper to accomodate curved survaces. c. Type R: standard boards, usally 5/8" thick d. High impact: thick fiberglass mesh near the face, only availble in type X
Which of the following are components of the eave? *Note: Select ALL that apply
[ a. Metal drip edge ] [ b. Soffit ] c. Rake [ d. Fascia ]
What air space is recommended for brick veneer, with a CFS stud backup wall in high-rise buildings?
[ a. Min 2" air space. ] b. Max 2" air space. c. Min 4 1/2" air space. d. Min 1" air space.
Which of the following can be a component of outside glazed walls?
[ a. Pressure plates which are fastened to the mullions and rails with screws. ] b. Mullion and rail covers that are installed before installing the glass. c. Glazing stop at the top rails to secure glass in the opening. d. Glazing pockets in mullions and bottom rail to slide in glass.
Which of the following is true of "Heat-Soaked" glass?
[ a. Producing Heat-Soaked glass results in destruction of a percentage of Tempered glass. ] b. Heat-Soaked glass can be cut or drilled. c. Heat-Soaked glass is subject to spontaneous breakage, due to extreme thermal stress. d. Heat-Soaked glass is more expensive than Heat-Strengthened glass, but cheaper than Tempered glass.
Which of the following is NOT a function of the backer rod?
[ a. Provides a secure bond to the rear surface of the joint. ] b. Provides a temporary joint seal until sealant is applied. c. Allows tooling of the sealant. d. Controls the depth and shape of the sealant.
Select the correct statement concerning air and vapor.
[ a. Rate of diffusion is dependent on the pressure difference across the component. ] b. Sealing cracks, holes and gaps will reduce both leakage and diffusion. c. A component that is vapor impermeable will also be air impermeable. d. Diffusion is the exchange of both air and vapor through cracks, tears, holes and openings in the envelope.
Select the correct joint classification from the following:
[ a. Seismic Joints allow movement in 3 axis, and are a type of Building joint, which separates the different parts of the building as a whole. ] b. Isolation joints allow movement in 3 axis, and are a type of Building joint, which separates the different parts of the building as a whole. c. Separation joints allow movement for expansion, and are a type of component joint, a separation between individual components of an assembly. d. Control joints allow movement in 2 axis, and are a type of Seismic Joint, a separation between individual components of an assembly.
Fire stops are fire rated seals of penentrations through assemblies. Which of the following is not one of the fire products that fire stops will prevent from moving from one side of an assembly to another?
[ a. Sound ] b. Gasses c. Smoke d. Heat
Which of the following is NOT a type of glass curtain wall system?
[ a. Store-front systems ] b. Column cover and spandrel systems. c. Unitized systems d. Stick-built systems
Which of the following is NOT a difference between curtain wall and storefront?
[ a. Storefont will not need an overhang to protect from water leakage through the system. ] b. The storefront is not spaced away from the structural frame of the building. c. Storefront has lower performance criterial for both structural and nonstructural concerns (air infiltraion, water penetration, etc.) d. Rainwater in a curtain wall is drained by the horizontal rail at each individual glazing unit. In Storefront, water must travel vertically down the mullion to be drained through weep holes at the ground level.
Select the 2-hr rated WLF wall
[ a. Two layers of 5/8", Type X gyp board each face of WLF wall. ] b. It is not possible to acheive 2-hr fire rating with a WLF wall. c. 3 layers 1/2", Type R gyp board each face of WLF wall. d. 3 layers 5/8", Type X gyp board each face of WLF wall.
Select the INCORRECT combination of Glass Curtain wall and benefits.
[ a. Unitized system - Lower degree of protection during transportation, and lower shipping costs. ] b. Unit and Mullion system - Greater on-site adjustability than Unitized, and lower transportation cost than Unitized. c. Panel system - more integrated appearance than the grid pattern of horizontal and vertical elements of Stick system. d. Stick system - lower shipping costs and greater degree of on-site adjustment.
Which of the following is an advantage of EPS?
[ a. Uses molding process instead of extrusion process, so less expensive. ] b. More permeable to water and vapor, so more effective. c. Open cell so easily compressed. d. Uses Air instead of HCFC gas, so is more insulating.
Which of the following is NOT a true statement about Vapor?
[ a. Vapor permeability and Air permeability of a component are related to each other. ] b. Vapor pressure and Air pressure are independent of each other c. Vapor is a gas. d. Vapor diffusion is related to the vapor pressure difference across the envelope.
Which is the correct process "backwrapping"?
[ a. edge reinforcing mesh is attached to substrate insulation is installed mesh is wrapped up around the edge and over the front of insulation base coat is applied ] b. edge reinforcing mesh is attached to substrate insulation is installed base coat is applied mesh is wrapped up around the edge and into the base coat c. insulation is installed edge reinforcing mesh is attached to insulation mesh is wrapped up around the edge and over the front of insulation base coat is applied d. insulation is installed base coat is applied reinforcing mesh is pressed into base coat mesh is wrapped under insulation
Which of the following is NOT a component of an EIFS system
[ a. metal lath ] b. finish coat c. base coat d. rigid insulation
What is the recommended clearance for the components listed below?
a. A 1" joint distance is recommended for thin bricks cast into panels to allow the concrete to simulate mortar joints. b. A minimum 4" horizontal clearance is recommended between the panel and the building structure. [ c. Between panels, a 1" joint width is recommended. ] d. A 2" minimum clearance is recomended between a stone veneer unit and the PC panel it is attached to.
Select the correct statement about a brick ledge.
a. A brick ledge is needed at every floor except the ground floor. b. The brick ledge is a 2" or greater depression in the foundation. [ c. The brick ledge helps prevent water intrusion in the backup wall. ] d. The brick ledge does not require weep holes.
An "IUG" is which of the following?
a. A sealed assembly of two glass sheets with an intervening space and a spacer. [ b. A sealed assembly with two class sheets and an interviening space. ] c. An assembly with more than one glass sheet. d. An assembly with more than one glass sheet and at least one intervening space.
Select the incorrect statement for the Combustible construction classification.
a. All envelope and structural components may be of any material. b. Interior bearing walls may have a Fire rating of 0 hours. [ c. May be Type 3 or Type 5 ] d. It is the least restrictive construction type.
Which of the following is a correct advantage for the brick veneer system listed with it?
a. Anchored brick: low cost finish b. Anchored brick: dense, 30 psf c. Anchored brick: control joints unneccessary [ d. Adhered brick: light, 10 to 12 psf ]
Which is is the correct combination of backup wall material and width between control joints for Plaster cement stucco finish?
a. Any material wall: max 18ft in any direction [ b. Masonry wall: 250 ft2 max area ] c. Wood stud wall: 150 ft2 max area d. Concrete wall: 150 ft2 max area
Which of the following is no longer acceptable for shingles in Colorado?
a. Asphalt shingles b. Clay tile shingles [ c. Wood cedar shingles ] d. Slate shingles
Which is the correct benefit associated with a CMU backup wall for a brick veneer vs. a steel stud backup wall?
a. CMU is very light compared to the steel stud wall, and is therefore prefered. b. A CMU backup wall depends on screws to anchor the brick veneer and is therefore more forgiving. c. The CMU backup wall has a very different stiffness than the brick veneer, so the two balance each other out. [ d. The CMU backup wall can use stainless steel anchors embeded in mortar joints, so corrosion is very unlikely. ]
Select the correct total Stucco thickness with the identified back-up wall system.
a. CMU wall: total Stucco thickness about 1/2" b. CFS (steel) Stud wall: total Stucco thickness about 3/4" c. Concrete wall: total Stucco thickness about 7/8" [ d. Wood Stud walls: total Stucco thickness about 7/8" ]
Select the incorrect statement concerning the Non-combustible construction classification.
a. Can be either Type I or Type II b. The noncombustible materials include concrete, masonry and steel c. All load-bearing assemblies (columns, beams, floors, etc) must be of noncombustibel materials [ d. Non-load bearing walls may be wood light structural frame. ]
What is the role of Gyp Board at the interior face of WLF walls?
a. Can provide mold resistance. b. Can provide a finishing surface for paint, paneling, etc. c. Provides a fire-protective cover over framing members [ d. All of these are correct. ]
Which of the following is NOT a property of XPS rigid insulation?
a. Closed cellular structure b. Has HCFC gas within the cells [ c. Facer material on both sides ] d. Combustible and therefore requires fire protection
Which of the following is a correct explanation of the effect of moisture on the building material?
a. Concrete will irreversibly expand with exposure to moisture. b. Steel will expand and then contract when exposed to moisture. c. Wood will irreversibly expand when exposed to moisture. [ d. Brick will irreversibly expand with exposure to moisture. ]
Which is the correct description of the difference between DL anchors and EX anchors in a glass wall system?
a. DL anchors: provide expansion-anchorage support of the mullion. EX anchors: transfers lateral and gravity loads to the structure. b. DL anchors: transfers only lateral loads to the structure. EX anchors: transfer only gravity loads to the structure. [ c. DL anchors: transfers lateral and gravity loads to the structure. EX anchors: provide expansion-anchorage support of the mullion. ] d. DL anchors: transfers only gravity loads to the structure. EX anchors: transfers only lateral loads to the structure.
Which of the following is NOT an advantage of having a pre-cast panel thickness of 6" or greater?
a. Decrease Water Leakage [ b. Decrease Seismic Load ] c. More Fire Resistance d. More Durable
Movement in a building component can be caused by several phenomena. Which of the following is NOT a factor in sizing and detailing the movement joints?
a. Elastic deformation (gravity load movement) b. Thermal movement c. Moisture movement [ d. Sound Vibration movement ]
Which of the following is NOT correct for ISO boards?
a. Facers can consist of aluminum foil that will reflect some heat. [ b. Facers can increase the life of the ISO board in subsoil conditions. ] c. Facers retard the migration of HCFC gas out of the form. d. Facers can be made of wood fiber and better withstand high temperatures