RRO Built-Up Roofing (BUR) Roof Surfacing Materials Practice Exam

These questions are part of the practice quiz. Start practicing

• Which property of crushed roofing slag allows for higher moisture levels compared to crushed stone?
• What does a "cap sheet" in BUR refer to?
• What temperature is crucial for maintaining adhesion of bitumen during application?
• What is the initial solar reflectance of low slope roofs (less than 2:12)?
• What are some advantages of Moisture Cure Coatings?
• What issue might arise if flashing is improperly installed in a BUR system?
• What does the "y" axis indicate on the Solar Reflective Index?
• What are Cutback Coatings primarily composed of?
• What is a common practice before applying reflective roof coatings?
• Which method is NOT used for BUR installation?
• How can BUR systems contribute to energy efficiency?
• What's a common challenge when installing BUR roofs in hot climates?
• In BUR systems, what is the function of the interply layer?
• What does "re-roofing" involve in the context of BUR systems?
• What material is often added to the top surface of BUR to enhance durability?
• What does the ASTM Material Standard also limit for aggregates?
• What type of equipment is commonly used for the detail work of a flood coat?
• What is the best method to achieve adhesion of stone aggregate during a flood coat?
• What does BUR stand for in roofing terminology?
• What is the age solar reflectance (after 3 years) of steep slope roofs (greater than 2:12)?
• What is the only exception to the general statement that BUR systems are not suitable to leave unprotected?
• What is the thickness of insulation that has the greatest impact on surface temperature?
• Why is a higher moisture content permitted for crushed roofing slag compared to crushed stone and gravel?
• What does a flood coat involve?
• Which method is NOT commonly used to install glaze coat?
• How do emulsions facilitate the mixture of oil and water?
• What is crucial to apply while the bitumen is hot for proper adhesion in a flood coat?
• What material is typically used to create the reinforcing layer in BUR systems?
• How does moisture affect the durability of BUR systems?
• Why is it essential to consider local building codes in BUR installation?
• Why is a Cutback Coating considered a plain roof coating?
• What happens to asphalt if larger amounts of water are introduced during the application process?
• What is the key characteristic of "bituminous" material relevant to BUR?
• What is the role of a "flashing" in BUR construction?
• What is one environmental issue associated with the use of Cutback Coatings?
• Which advantage does BUR offer compared to single-ply roofing systems?
• Which ASTM specification size is NOT one of the sizes for the aggregate in a flood coat?
• How can a roof coating be made reflective?
• What type of certification might be relevant for BUR roofing contractors?
• Which property of aluminum coatings contributes to their effectiveness in roofing?
• Why are emulsions described as breathable?
• What is an important factor to consider during the installation of roofing materials?
• What is the importance of a vapor retarder in BUR systems?
• Which of the following is NOT a disadvantage of reflective roofs?
• What is the significance of "fire rating" in BUR materials?
• Which of the following contributes to BUR roofing's moisture resistance?
• What are the primary components of a Built-Up Roofing system?
• When might the reinforcement in a roofing system become compromised?
• How does the color of a roof surface impact its energy efficiency?
• What is the purpose of applying a glaze coat in roofing?
• What are two main disadvantages of Cutbacks in roofing?
• Because Cutback Coatings are plain, they are considered a method of what?
• What is a common drawback of using reflective coatings on roofs?
• What is one of the benefits of using solvent-free Moisture Cure Coatings?
• When are high emissivity and albedo particularly desired?
• What role does cleanliness play in roof reflectivity?
• What are the ways Aluminum Roof Coatings can be applied?
• How does the layering technique in BUR enhance waterproofing?
• What kind of maintenance practices should be performed on a BUR roof?
• What is one of the oldest and still popular surfacing materials for a BUR roof?
• What values does the CRRC list for roofing materials?
• What is the maximum thickness for applying a glaze coat in roofing?
• What aspect of concrete surfaces may worsen without the use of a primer?
• What effect does asphalt bleeding have on a roofing surface?
• How can a Cutback be strengthened?
• Which coating requires careful formulation to avoid adhesion issues?
• What is typically used as a base sheet in BUR construction?
• What is the weight required to apply Coal Tar Pitch (CTP) at about 1/8" thick?
• What is a "glass mat" in relation to BUR roofing?
• What is left behind when the solvent in Cutback Coating evaporates?
• What is asbestos considered in roof coatings and mastics?
• What is bentonite?
• What is a potential disadvantage of BUR roofing systems?
• What is the standard thickness range for BUR membranes?
• What type of roofs are rubber pads used for as walkway materials?
• What is a primary characteristic of built-up roofing (BUR) systems?
• What makes Moisture Cure Coatings semi-vapor permeable?
• What is the Urban Heat Island effect?
• What are the components of a flood coat?
• What does "100" stand for in the Solar Reflective Index?
• Which of the following are components of Moisture Cure Coatings?
• Albedo reflects sunlight in what type of rays?
• What is a common indicator that BUR insulation might be failing?
• What is an old technique for providing walkways on BUR roofs?
• What is one proposed modification to decrease VOC emissions?
• What is the term used to describe when aluminum flakes migrate to the surface of a roof coating?
• Despite its effectiveness, why do some owners avoid using asbestos reinforcements?
• Which factor has less impact on the surface temperature of roofing materials compared to color?
• Which drainage feature is important for BUR roof systems?
• What is a significant benefit of using a modified bitumen in BUR systems?
• How long should a glaze coat be replaced with another coating?
• What performance characteristic is essential for BUR surfacing materials?
• What is the maximum dust percentage allowed in materials?
• What is the typical installation method for BUR in cold environments?
• What is the maximum moisture percentage allowed for crushed stone and gravel?
• Why must latex-based coatings be properly formulated?
• Which factor affects reflectivity (albedo) in roofing materials?
• When are pavers most commonly used as walkway material?
• What is the primary purpose of a primer in roofing applications?
• Why is regular maintenance important for BUR roofs?
• Which of the following is NOT a common walkway material?
• What is a notable vulnerability of latex coatings?
• Why is aggregate used in a flood coat?
• How does weather impact BUR roofing systems during application?
• What surface texture is most effective for achieving high reflectivity in roofing materials?
• Why were ASTM specification sizes Numbers 6 and 67 accepted in addition to Number 7?
• In which country is Coal Tar Pitch (CTP) not commonly used today?
• Which of the following is a common characteristic of VOCs?
• What causes color to have a major effect on surface temperature?
• How does a "cold applied" BUR differ from a "hot applied" BUR?
• What are typical colors used for roof surfacing materials?
• What is the primary function of the roofing membrane in a BUR system?
• Why is the evaporating solvent in Cutback Coatings a concern?
• True or False: The color of a roofing material impacts its surface temperature more significantly than the insulation underneath.
• What is a method to improve the compatibility of moisture cure coatings with asphalt?
• Over time, which characteristic changes in roofing materials as they age?
• What does "punctured BUR" mean in roofing terminology?
• What is a characteristic of moisture cure coatings?
• What is one common aesthetic finish for BUR roof surfaces?
• What is one of the main goals of utilizing sustainable roofing materials?
• What is essential to check during a BUR roof inspection?
• What happens to roofing asphalt if it is applied too thickly in hot weather?
• What is the role of the "base sheet" in a BUR system?
• What is a typical characteristic of BUR roofing?
• What does the waterproofing feature of BUR systems rely on?
• What is the function of the bitumen in a BUR system?
• Which of the following is a concern related to roof surface emissivity?
• Surfaces with low emissivity tend to do what with heat?
• What is the initial solar reflectance of steep slope roofs (greater than 2:12)?
• What is the age solar reflectance (after 3 years) of low slope roofs (less than 2:12)?
• What is the main purpose of the surfacing layer in a BUR system?
• When identifying a problem in a BUR roof, what is a typical first step?
• What was the single ASTM specification size previously recommended for aggregates in flood coats?
• What is a disadvantage of Moisture Cure Coatings?
• Without a primer, asphalt will struggle to do what?
• Which characteristic defines the structure of BUR systems?
• What is a potential drawback of using aluminum coatings?
• What maintenance practice is crucial for prolonging the life of a BUR roof?
• How is BUR typically applied?
• Chemical vapors from the evaporating solvent in Cutback Coating contribute to smog formation in what conditions?
• What is a "stress test" in the context of BUR material development?
• Which statement about glaze coats is correct?
• Moisture cure coatings are predominantly made of which substance?
• What is the typical lifespan of a well-installed BUR system?
• Aluminum roof coating's performance can be predicted by which index?
• What happens to an aluminum paste over time?
• What is the purpose of installing a "drainage mat" in a BUR system?
• What is a common benefit of using modified bitumen in BUR systems?
• What is the potential consequence of excessive dirt on roofing materials in relation to bitumen adhesion?
• What does the acronym VOC stand for?
• What is the impact of UV exposure on BUR materials over time?
• Which materials are commonly used as the surfacing layer in BUR?
• What is the term for the overall measure of a material's ability to reflect the sun's energy?
• What role does reflectivity play in roofing materials?
• Why is it important to ensure proper ventilation in BUR systems?
• What is one method of testing the integrity of a BUR roof?
• Who is driving the initiative for cooler roofs?
• What is the primary risk associated with asphalt roofing in high temperatures?
• What role does the surfacing layer play in BUR's thermal performance?
• What effect does a properly maintained BUR roof have on a building?
• Why is an acrylic base coat applied over bituminous membranes?
• What are the two types of asphalt primer components?
• Which of the following best describes the base sheets in a BUR system?
• How do BUR materials differ from those used in EPDM roofing?
• What is the effect of thermal expansion and contraction on BUR systems?
• What is one advantage of using BUR systems?
• Which color is best for maximizing solar reflectance in roofing?
• What does "APP" stand for in BUR material types?
• What does "reactive" mean in the context of Moisture Cure Coatings?
• Which safety precautions should be taken when applying BUR roofing?
• What type of paint does "0" represent in the Solar Reflective Index?
• Why do dark roof surfaces increase air conditioning load?
• What effect does larger amounts of water have when in contact with hot bitumen?
• Why is it important for Moisture Cure Coatings to resist ponding water?
• In which climate zones are cool roofs mandatory?
• What is a key characteristic of reflective roofs?
• Primers typically contain a small amount of ____ and a large amount of ____.
• Which asphalt primer type is specifically intended to meet VOC regulations?
• When should you use Asphalt Primer Type I?
• What are the two main types of bitumen used in BUR systems?
• Where do walkways protect the roof system?
• What is the primary solvent used in Cutback Coatings?
• What does it mean when BUR is referred to as "multi-ply"?
• What is the typical aggregate size used in a flood coat?
• What is a primary benefit of using bitumen in BUR systems?
• What is a primary challenge associated with BUR systems?
• Which application method is NOT commonly used for BUR systems?
• What is another factor that can prevent good adhesion of bitumen?
• In terms of energy efficiency, BUR systems generally
• What happens to the viscosity of a primer when the solvent content is decreased?
• What can affect the curing speed of Moisture Cure Coatings?
• What describes the percentage of absorbed energy that a material can radiate away?
• What is the purpose of an overlap in BUR construction?
• What is the impact of moisture on the curing process of reactive coatings?
• What is the function of cap sheets in BUR roofing?
• Which factor plays a significant role in the longevity of a BUR roof?
• What is a disadvantage of reducing solvent in the primer?
• How can an owner confirm the quality of a BUR installation?
• What is the viscosity range for Asphalt Primer Type I?
• How do low temperatures affect the adhesion of BUR materials?
• What role does the gravel serve in BUR systems?
• How is roofing asphalt described during hot weather conditions?
• Why do Cutback Coatings contain a high portion of solvent?
• Why is it beneficial to clear debris from a BUR roof?
• What kind of materials are typically used for the top layer of a BUR system?
• What should an owner look for in warranties pertaining to BUR materials?
• What are the two systems Aluminum Coatings are available in?
• What type of roofs are commonly designed to mitigate the Urban Heat Island effect?
• What is the maximum moisture percentage for crushed roofing slag?
• What is the expected behavior of asphalt when temperatures rise?
• True or False: Asbestos is commonly used in roof coatings today.
• What is a potential consequence of applying glaze coat too thickly?
• What is the primary function of the CRRC (Cool Roof Rating Council)?
• In what way do high concentrations of solvents in roofing coatings affect environmental regulations?
• What is one characteristic that distinguishes BUR from other roofing types?
• What does emissivity measure in a material?
• What factor can be adjusted to achieve the required weight when applying asphalt?
• What is the general lifespan of a well-installed BUR roof?
• What are the three main advantages of Cutbacks?
• What is a likely consequence of the aging or degradation of BUR materials?
• What are cap sheets primarily used for in BUR roofing?
• What classification is given to Cutback Coating due to its solvent content?
• What is a significant disadvantage of Emulsion (Water Carrier) systems?
• What are common causes of BUR system failure?
• Which characteristic is important for the longevity of BUR systems?
• What effect does surface preparation have on applying reflective coatings?
• What does it mean for emulsions to be considered "static"?
• What is one of the primary benefits of having high albedo in roof materials?
• What is the viscosity range for Asphalt Primer Type II?
• Which type of insulation is often used with BUR systems?
• What material is commonly used to recover asphalt and avoid bare spots on roofs?
• Why are latex coatings especially vulnerable to ponding locations?
• What is the weight needed to apply asphalt at approximately 1/8" thick?
• Which of the following is NOT a type of Cold Coating?
• Which of the following statements regarding the application of glaze coat is accurate?
• Which walkway material is often used for its lightweight properties?
• How can high surface temperatures impact a BUR system?
• When glaze coat alligators or crazes, what may happen to the reinforcement?
• What is commonly used to fill alligatored surfaces prior to applying a reflective coating?
• What is typically included in the initial inspection of a BUR roof?
• What can be a consequence of using a solvent as a carrier for a coating?
• What is one of the main reasons to ensure effective water drainage in a BUR system?
• What is a critical factor to consider when designing high-traffic areas on a roof?
• In BUR, what is the purpose of a "waterproofing membrane"?
• Why should Aluminum Roof Coatings be applied to stable substrates?
• What does the Energy Star rating recognize?
• How long should Asphalt be allowed to age in order to oxidize and harden the surface?
• Which of the following materials is commonly used in BUR surfacing?
• What factor can significantly affect the performance of roofing coatings?
• Why might a reflective top coating be applied to a BUR roof?
• What is one key reason for the popularity of BUR systems in commercial applications?
• What is the impact of severe weather on BUR systems?
• What does a "positive drainage" design in a BUR system achieve?
• What does CRRC stand for?