SCDOT Asphalt Roadway Technician Practice Exam

These questions are part of the practice quiz. Start practicing

• Which of the following is a contributing factor to raveling?
• Augers should operate for what percentage of the time to maintain nearly continuous operation?
• Which of the following is a cause of raveling?
• Which action is recommended to prevent segregation at the paver in relation to hopper fullness?
• Which action should the paver take to manage the truck during paving?
• Which PG is generally chosen for high-traffic roads due to better rutting resistance?
• Why should you allow time for tack to cure before placing the layer?
• What is recorded on all forms if the material is not accepted?
• Which statement best describes Stone Matrix Asphalt (SMA) theory?
• Which items are included in 'Mix Properties' that affect compaction?
• What is the maximum layer thickness when using FDP?
• What is the process of Cold Feed Aggregate Proportioning?
• Which term describes the outside temperature read by a thermometer hung in a shaded area away from equipment?
• Which of the following is NOT a basic element of a drum plant?
• Which term describes the process of exchanging ideas and information among project stakeholders?
• What is the purpose of using truck hitches on the front of a paver?
• Purpose of Having a Mix Design is to?
• What are the cited sources of asphalt?
• Which statement describes the desire for quantity rather than quality?
• Which feature should be straight as possible to allow accurate joint matching?
• Which of the following is a primary function of hot mix asphalt compaction?
• What percentage by weight is aggregate in the pavement?
• What is the minimum ambient temperature for placing 1.1 to 2.0 inch lifts?
• What responsibility may the contractor assume under traditional QC/QA responsibilities?
• Types of Hot Plants are?
• Which item is NOT typically included as a system component for pavement management?
• Which statement best describes the compacting method used by steel-wheeled rollers?
• What is the typical temperature range for intermediate rollers during compaction?
• What does a lean mix indicate?
• Medium Cure corresponds to which volatility level?
• Surface Preparation - Milling is defined by which features?
• If there are lots of smaller cracks, what should be considered?
• What two components are used to blend materials for HMA?
• Which pairing correctly matches a surface distress with its typical remedy?
• Which property is the ability to withstand repeated loading without failure?
• The appropriate grade of binder is determined based on what?
• Which statement describes the effect of using a vibrating screed?
• According to the July 2010 supplemental spec, what is the HMA temperature range for PG 64-22?
• Which action should never happen between trucks and the paver?
• In cold mix recycling processes, Cutback Asphalt can be used as which?
• What is the temperature range for HMA Base Types C and D?
• Control Strip 400-500 FT: Which statement describes the action in this segment?
• What information does the Optimum Roller Pattern provide for inclusion in Asphalt Reports?
• Tack Coats are used as which application?
• How can communication be improved on projects?
• What is the purpose of intermediate rolling, and which roller configuration is used?
• Potholes are best described as?
• What term refers to spaces in the pavement not filled by aggregate or asphalt?
• Which term best describes the detailed proposals for achieving project objectives?
• Which equipment is associated with achieving 10%-20% air voids behind the paver?
• If comparing PG 58-34 and 64-28 for thermal cracking resistance, which is better?
• How should the augers be operated to avoid sling of mix?
• Which term describes the level of seriousness of the distress in the pavement when evaluating severity across a site?
• Disintegration of asphalt surface is primarily caused by which factor?
• Linear Cracking is best described as which of the following?
• Which property describes the ability of HMA to withstand repeated loading without failure?
• The goal of compaction is also known as what?
• What is the minimum weight specified for Vibratory Rollers?
• For thermal cracking resistance, which design parameter should be used?
• If you see segregation during paving, what is recommended?
• Hydrated Lime specification includes what composition and tolerance?
• General guidelines state that rolling should be done where relative to the paver?
• Which term refers to the evenness of the pavement surface?
• For HMA temperature requirements, all mixes except HMA Base Type C and D should be between which temperature range?
• Which items constitute Stone Matrix Asphalt (SMA) components?
• What is the primary purpose of the asphalt plant?
• Which of the following is a pothole repair method mentioned?
• A dull appearance indicates which condition?
• Which control maintains the proper transverse cross slope?
• When should lute be used on the joint?
• Cutback Asphalt Primary Uses include which of the following?
• Which statement correctly describes low amplitude usage for Sand and Asphalt?
• Which of the following actions is included in PCC pavement overlay surface preparation?
• What is the purpose of extending tack past the full paving width?
• Which dryer type is associated with batch plants?
• Which term represents a classification of distress observed in pavement?
• Which term refers to the methods and channels used to share information within a project?
• Under which conditions should asphalt mixture not be applied?
• What is the primary purpose of a Pavement Management System?
• Which elements are typically included as system components for pavement management?
• Which factors affect stripping?
• Which of the following is a factor leading to inadequate pavement quality?
• Which two equipment types are used for compaction in asphalt paving?
• What term describes the distribution of particle sizes in the aggregate blend?
• Which lift thickness requires a minimum ambient temperature of 55F?
• Which term describes an exchange of ideas and information among project stakeholders?
• Which statement is true about tack coats?
• Which term is defined as the weight of mix for the day?
• Emulsified Asphalts are a mixture of asphaltic cement, water and what?
• Cold Milling: which statement is true?
• When using steel-wheeled rollers for asphalt compaction, which practice yields the best results?
• Which term describes a structured approach to address conflicts in documentation?
• Aggregate is defined as which materials used in pavements?
• For resisting rutting, which design temperature criterion should be used?
• Before placing asphalt, which condition must be satisfied regardless of lift thickness?
• Which practice contributes to preventing segregation during paving?
• Which set of items constitutes the principle of a good HMA roadway technician?
• Which description best captures the purpose of a prime coat?
• In preventative maintenance for a thin lift surface, which crack condition requires sealing at least 6 months prior?
• Slippage cracking results from which conditions?
• If HMA is not blended in correct proportions, which outcome is likely?
• What term indicates the seriousness of distress on a pavement segment?
• System Components for Pavement Management typically include which elements?
• Poor mixture confinement tends to result in what outcome?
• Which of the following describes when high amplitude is used on Vibratory Rollers?
• Which description best describes improper evaluation of construction equipment and materials?
• Review Safety Plan involves what?
• Cutback Asphalts are described as which of the following?
• What does the Plant Ticket represent in asphalt production and delivery?
• Where should additional tack be applied to improve cohesion at the joint face?
• Which description best defines improperly trained employees?
• In the three A's of hot mix asphalt, which material is not part of the trio?
• Which statement describes failure to recognize the limits of the testing agency?
• Heavy distillates are produced by which methods?
• Which roller type uses rotating eccentric weights to provide vibration?
• What is the FDP edge requirement?
• How far should tack extend past the full paving width to minimize edge movement during compaction?
• Which property is the ability of HMA to deform under load without cracking?
• What is the minimum ambient temperature for lifts 3.1-4.5 inches thick?
• What does a stiff mix indicate about the asphalt blend?
• Which statement describes planing as a surface preparation method?
• What are the primary purposes of an asphalt overlay?
• Which function is associated with surface prep priming?
• What is the purpose of the control strip?
• Control Strip 300-400 FT: Which describes the work performed in this segment?
• The tack spray bar height must allow what during application?
• For Pneumatic Tired Rollers, what is the minimum effective rolling width and the typical range of contact pressures?
• Which statement is true about selecting PGs for thermal cracking resistance?
• What describes a discrepancy between the actual mix produced and the job mix formula?
• Which statement best describes a Performance Graded Binder?
• Which term describes agency and contractor personnel working together to achieve quality pavement?
• Establish Contact Person refers to which of the following?
• From the Segregation Checklist for Prevention, which practice is recommended?
• Asphalt has properties that include being soluble in petroleum products and generally a by-product of petroleum distillation. Which option reflects this?
• Air voids behind the paver typically range between which percentages?
• High slump in the truck indicates what condition?
• What is the minimum ambient temperature for placing 2.1-3.0 inch lifts?
• Which option best represents the processing steps of aggregate?
• Review Testing Requirements involves what?
• Tar is generally a by-product of which industrial process?
• What is the minimum spacing between FDPs?
• Finish rollers can be operated at temperatures relative to intermediate rollers?
• Which term refers to regular reports on project progress and developments?
• What is the upper end of the PG 76-22 HMA temperature range?
• How is the result of a toughness test expressed?
• Which description correctly lists the specifications for Vibratory Rollers (minimum weight, number of vibrating drums, amplitude, and frequency)?
• MSi is an abbreviation for which setting?
• Before applying a tack coat, what must be done to the road surface?
• Which description reflects improper evaluation of construction equipment and materials?
• Diesel and other petroleum products are prohibited as which item in asphalt operations?
• Which term describes the weight of asphalt expressed as a percent of total mix weight?
• Which element is specific to batch plants and not listed as a basic element of drum plants?
• Which statement describes milling?
• Which statement about mineral aggregate proportions is correct?
• Which term describes the origin and quality classification of all materials used in the blend?
• Reflective Cracking occurs generally over PCC concrete pavements due to movement in what?
• Within Mixture design, what element is included?
• Which term describes the preparation stage where heated aggregates are blended prior to mixing?
• Causes of Pavement Distress include which factors?
• Open Graded Friction Course reduces which of the following issues caused by rain?
• Which term refers to aggregates that are heated prior to mixing in the plant?
• Asphalt Pavement Distress encompasses which conditions?
• For lifts of 1.0 inches or less, what is the minimum ambient temperature required?
• Why is communication considered important in planning and organization?
• Which statement describes failure to recognize the limits of the testing agency?
• Distortions in asphalt pavement include which of the following?
• Which term describes the solution to Asphalt Surface Defects?
• Rutting due to asphalt surface issue is associated with which conditions?
• Which of the following is a remedy for surface deformation?
• Alligator cracking is associated with which combination of factors?
• HMA Base Types C and D should be maintained within which temperature range?
• How does the PG system address temperature effects on binders?
• Which condition can cause periodic edge segregation during paving?
• Which term refers to tasks or responsibilities assigned to individuals following a meeting?
• What color change occurs when an emulsified asphalt breaks?
• Which component is common to both batch and drum plants?
• If there is too little material at the auger, what happens to the screed?
• What should be maintained at the auger points to ensure adequate material at joints during paving?
• What is the minimum paving width for the roller-pattern experiment?
• Which document's original copy must be presented to the Engineer upon delivery?
• If ambient temperature falls below the minimum for the planned lift thickness, what is the recommended action?
• Aggregate Dumping refers to which process?
• What controls the flow gates, the augers, and/or the feed conveyors to maintain material flow?
• What does AR stand for in asphalt binder grading?
• For breakdown rolling, when should rolling occur and what advantages do pneumatic rollers provide?
• Which of the following is NOT a listed tack coat type?
• What is the typical size of the asphalt droplets in an emulsion?
• Which activity is described as part of SCDOT's traditional QC/QA responsibilities?
• What is a potential consequence of overheating the screed plate?
• Which control is typically used to maintain a proper transverse cross slope despite wheelbase deviations?
• Cutback Asphalt Grades include which of the following?
• Which term describes the skid resistance of asphalt pavement?
• Penetrating prime coat is a primary use of which asphalt product?
• Surface Preparation - PCC Pavement Overlay includes which actions?
• What is the result when an emulsified asphalt breaks?
• What does RAP stand for in asphalt pavement practice?
• Which surface preparation method reduces structural capacity?
• What is a consequence of using a thin lift that requires less HMA per square foot than a thick lift?
• What is stated as the Initial Compaction in paving terms?
• Which symptom indicates moisture in the mixture?
• What is strictly prohibited at the joints; excessive material should be removed.
• What are the three rolling stages used in asphalt compaction?
• What is the target air void range for smooth, impermeable asphalt pavement?
• What is the minimum spacing to the end for the auger length?
• Lean mix indicates which of the following?
• Quality Assurance in this context refers to
• What does compaction equipment accomplish in the pavement?
• Which roller type compacts by dead weight and may use ballast?
• Which term describes significant occurrences or milestones within a project timeline?
• What safety practice should be followed when dumping asphalt in front of the paver?
• The concept of required passes indicates three forces acting on the mat to hold the mix in place. Which statement reflects that concept?
• Which term describes the frictional property of Open Graded Friction Course?
• Which PG is commonly used as a base grade for asphalt?
• What does the term 'tack' refer to in asphalt emulsion?
• Which size is a valid minimum FDP panel size?
• Are ambient temperature restrictions based on lift thickness?
• Why is cleanliness considered a property of aggregate?
• Pre-Construction Conference is defined as what?
• Relative to the adjacent lift, how should the height of the loose lift be positioned?
• What should be maintained at the auger points to ensure consistent material at the joints?
• Distortions in asphalt pavement include which of the following?
• In QA activities, who is responsible for verification of QC test results?
• Which item is a pavement distress solution?
• What does aggregate gradation primarily rely on?
• Which statement best matches the SMA Theory description?
• What safety/operational precaution should be observed regarding the mat temperature?
• What is the measure of successful hot mix asphalt placement?
• Which statement correctly identifies a property of aggregate?
• Control Strip Exclusion: When should additional control strips be constructed?
• Which statement is NOT a listed cause related to more than four passes of the paver?
• Which property relates to the ease with which HMA can be mixed, placed, and compacted?
• Which term refers to contributions and feedback from both the agency and the contractor?
• Which property describes HMA's ability to maintain its structure under load?
• Compared to other pavement preservation options, what is a disadvantage of preventative maintenance thin lift?
• Which range correctly represents the prime coat application rate for HMA?
• What does target density determine?
• Which term describes the ability of the pavement to support loads?
• Which of the following is NOT a basic element of a batch plant?
• Surface courses cannot be placed in December through February without written permission from which agency?
• What is the main purpose of a Statistical QC/QA Program?
• Per January 2012 Supplemental spec, what is the minimum number of passes by a tandem steel wheel roller?
• Which term describes the ability of the pavement structure to support traffic loads?
• Which statement best describes the asphalt plant's role in a project?
• Which term is the written record of the discussions and decisions made during a meeting?
• Which statement correctly describes Equipment Requirements related to segregation?
• Which term is a written document that describes the plan to produce HMA in a plant?
• Which term is defined as specific conditions or requirements that are outlined in a project?
• Emulsified Asphalts are defined as which mixture?
• Proper Stockpiling Method is defined as.
• What problem is caused by worn kickback augers?
• Which term refers to the geographical site where HMA is produced?
• Stripping is defined as what phenomenon?
• Which is a consequence of poor asphalt plant?
• What does the Performance Grade (PG) system classify?
• Which term refers to aggregates that are heated to mixing temperature?
• Which statement best indicates that the asphalt mix is too hot based on appearance?
• What distance should the first breakdown roller pass maintain from the joint to avoid pushing material out?
• What is the purpose of prime coats?
• Which of the following lists the measured and specified properties of aggregate?
• Which task would be used specifically to monitor compaction during paving?
• Asphalt Cements are generally what type of material?
• Stockpiling Materials describes what process?
• Slow Cure corresponds to which volatility level?
• Because lift thickness is less than double the maximum aggregate size, what issue can occur with the screed?
• Which term describes the climate-based grading approach used for asphalt binders?
• Which statement about high slump in the truck is correct?
• What is the purpose of a Cost-effective Maintenance Tool?
• Which PG is associated with high-volume, heavy-load traffic?
• Which statement best describes mineral aggregate in asphalt pavement?
• Which designation corresponds to the original unaged binder grade?
• Which component constitutes the majority by weight of the pavement?
• Which item is described as being recorded in triplicate?
• Which system produces smoother pavements by matching the desired longitudinal grade and transverse slope more closely than a manually controlled screed?
• When reversing the rolling direction, what is recommended?
• Which designation corresponds to the recovered aged binder grade?
• Which property describes HMA's ability to withstand weathering and traffic over time?
• What does the Los Angeles Abrasion test measure?
• Which statement best describes asphalt?
• Why are ambient temperature restrictions based on lift thickness?
• Which distress is primarily caused by weathering of the entire surface?
• Which equipment uses high frequency vibration to place the asphalt mixture ahead of the screed?
• What is the primary function of the hopper in the paving system, and what level should it be kept?
• HFMS denotes which type in emulsified asphalt classifications?
• Which condition indicates insufficient mixing and low binder content?
• Which methods are commonly used to measure density in asphalt paving?
• Solutions to Surface Deformation?
• Standard Specifications establish what in a project?
• Which term describes a meeting to discuss project requirements, responsibilities, and safety plans?
• Control Strip 0-300 FT: In the 0-300 ft segment, how are passes determined and how do other rollers operate?
• Where are aggregates commonly produced from?
• Which statement best describes natural asphalt deposits?
• How can contact pressure be adjusted on Pneumatic Tired Rollers?
• Which term means identifying essential team members involved in the project?
• What hopper level should be maintained?
• What construction practice helps avoid placing multiple joints in the same location?
• Which term is a written record of the discussions and decisions made during a meeting?
• Which term describes identifying essential team members involved in the project?
• What is the gate extension supposed to provide regarding overlap?
• What is the recommended gap for tack extension beyond the paving width to achieve proper overlap?
• In PG 58-22, what do the numbers 58 and -22 represent?
• Which of the following is NOT a described type of emulsified asphalt?
• For feed bins, what is the recommended action to control segregation?
• What are emulsifiers in asphalt emulsions?
• In asphalt technology, a water-based emulsion is best described by which statement?
• Supplemental Specifications describe what?
• Which statement describes the compacting mechanism used by Pneumatic Tired rollers?
• Which properties are typically included in the properties of aggregate?
• What term describes the ability of HMA to provide traction for vehicles?
• Aggregate Storage Operations are operations that must address.
• Which term indicates the level of seriousness of the distress in the pavement?
• What does the 3-3-3 roller pattern signify?
• In a scenario excluding rubber tire rollers, who should the SCDOT inspector contact?
• What is the basic goal of asphalt pavers?
• Before applying a thin lift, inadequate milling may lead to which pavement concerns?
• If there is too much material at the auger, what happens to the screed?
• Which statement best describes the objective of Uniformity in the pavement?
• What does 'break' mean in emulsified asphalt?
• What term describes a mismatch between the produced asphalt mix and the job mix formula?
• Liquefying asphalt is accomplished by which method?
• Which term describes ensuring the material is being compressed towards the joint during placement?
• What phrase describes the Operating Principle of Quality Paving?
• Which practice is recommended for improving communication on a project?
• For steel-wheeled rollers, what is the typical weight range required on tandem drum rollers and the minimum pressure per inch of roller width?
• How is Reading PG 58-22 pronounced?
• Which is a type of compaction equipment used for asphalt paving?
• Which term describes additional requirements that complement the standard specifications?
• Which term is used to describe how rocks are blended by size to meet a target gradation?
• Petroleum asphalts are produced through which process?
• Which term describes the distribution of particle sizes in the aggregate blend?
• How is longitudinal joint compaction typically judged?
• Petroleum asphalts differ from natural asphalt deposits in that they are produced through which process?
• In OGFC production, which steps are described?
• After placement and compaction, in-place air voids should be no more than what percentage?
• Cutback Asphalt (singular) is defined as which of the following?
• Which components are associated with automatic head-of-material control?
• For longitudinal joints, what preparation is advised to guide alignment?
• Which items are included in the steps to a good quality pavement?
• Crack filling fills cracks of what width?
• Which of the following are typical QC/QA objectives?
• What is asphalt emulsion?
• Which of the following is NOT a SMA component?
• What is the primary purpose of tack coats in asphalt paving?
• Which term encompasses the methods and channels used to share information within a project?
• What effect does stopping and starting the paver have on the mat?
• What is the minimum length of the roller-pattern experiment?
• Which sequence correctly describes the control strip segment order from start to finish?
• Which system is used in modern pavers to produce smoother pavements and to match the grade and slope more closely than a manually controlled screed?
• A Cost-effective Maintenance Tool is best described as?
• Which statement describes unconfined mats?
• Which term refers to the total weight of asphalt mix used on a given day?
• How is the target density determined?
• Which statement describes the Equipment Requirements for asphalt paving?
• Which statement correctly differentiates unaged and aged binder designations?
• Rutting due to subgrade or base issue is primarily caused by which factors?
• Agency and Contractor Input refers to what?
• Which term denotes a written plan describing how to produce HMA in a plant?
• Cold Feed Aggregate Proportioning is defined as which process?
• Which test measures aggregate toughness?
• PCC Pavement stands for which?
• What is the primary purpose of the proper stockpiling method?
• Which statement correctly describes Cutback Asphalt with its property?
• Between PG 82-22 and PG 76-28, which is better for resisting rutting?
• Edge Cracking is primarily caused by what condition?
• Prime coat is not required when asphalt is placed directly on what?
• Which are Open Graded Friction Course characteristics?
• What is the prime coat application rate for HMA?
• Rutting caused by asphalt surface issue is associated with which conditions?
• Pavement Management is defined as what kind of system?
• Natural asphalt deposits are described as what kind of sources?
• Surface Preparation - Planing is defined by which features?
• Which of the following is listed as a benefit of the Preventative Maintenance Thin Lift Surface?
• Which set correctly identifies the three types of aggregate?
• Which task is listed as an Asphalt Roadway Technician responsibility?
• Which item is a consequence of poor mix design?
• High Volatility of Solvent is associated with which asphalt practice?
• Which two grading systems are used for asphalt binder specification?
• Excessive raking of the longitudinal joint will result in what?
• What does steam rising from the mix indicate?
• Aggregates are produced from which sources?
• The expected life span of the Preventative Maintenance Thin Lift Surface is approximately which of the following?
• Which equipment is recommended for surface cleaning?
• The Preventative Maintenance Thin Lift Surface overlay is described as an HMA overlay of approximately how thick?
• Prime coat is not required under which condition?
• In rolling operations, which direction should the drive wheel move relative to the paver?
• What is the primary purpose of applying tack at the joint face?
• Where should the first pass of the breakdown roller be in relation to the joint?
• Which condition is described as electronic adjustment to screed height using sensing and reference system?
• Which is a consequence of poor mix design?
• When delivered, which document's original copy must be presented to the Engineer?
• Which repair option is listed for severely distressed surfaces under preventive maintenance thin lift?
• What does finish rolling determine?
• Block Cracking in asphalt is typically caused by which condition?
• What is the primary purpose of a Job Mix Formula (JMF) in asphalt paving?
• Which statement describes lack of knowledge of specification requirements?
• Which factors are included in considerations for project selection in pavement management?
• What effect does impact have on the mat and pavement quality?
• When should you dump paver wings?
• Which controls are typically mounted opposite the longitudinal reference systems and maintain the proper transverse cross slope regardless of wheelbase deviations?
• Which term refers to designating an individual responsible for communication in a project?
• Without milling, what problem may occur when applying thin lift?
• Which option is NOT a class of emulsified asphalt?
• Which thickness is allowed for a layer when FDP is used?
• What is a Colloid Mill?
• Which of the following is NOT typically considered a property of aggregate?
• Which statement describes failure to provide proper drainage?
• What best contrasts QC and QA as described here?
• What do construction tolerances refer to?
• Tar is typically described as being which of the following?
• Control Strips Necessity: The 900 feet used to determine this calculation should be excluded from nuclear gauge/core locations.
• Which components help maintain uniform flow of material under the screed?
• Which property prevents water from penetrating through the pavement?
• What term describes the correct interaction when approaching the paver to avoid contact?
• In addition to the above, the Thin Lift Surface provides which of the following benefits?
• Which statement correctly describes the FDP edge maintenance requirement?
• What happens if a roller travels too fast during compaction?
• Which term means detailed proposals for achieving specific objectives in a project?
• During the 0-300 FT section, which statement best describes the passes for the breakdown roller and the other rollers?
• What percent is the Rolldown Factor?
• Control Strip Construction: What pattern is used?
• Why should screeds be heated prior to use?
• Which term refers to materials that are batched to represent their target gradation?
• What types of sensors are used by automatic flow controls?
• Which of the following is NOT a class of emulsified asphalt?
• Which option is a factor that contributes to poor pavement quality?
• Which term refers to a meeting to establish key personnel and discuss paving operations?
• What is the purpose of ballast in Static Steel Wheeled Rollers?
• Which pair are introduced under pressure into the colloid mill to form the emulsion?
• Which concept is described by the phrase 'Art of Balance' as it applies to the screed unit?
• In project selection, life cycle cost is considered to evaluate what?
• Which term describes the quantity or extent of distress present in the pavement?
• Which PG is better at resisting thermal cracking among the following options?
• Which term indicates the most important aspect of a project, emphasizing shared responsibility?
• What equipment is commonly known as the shuttle buggy?
• OGFC production involves which of the following?
• After the initial pass, what should be done with the joint on remaining passes?
• Which two main sources of asphalt are commonly used?
• Which statement about tack coat and surface preparation is described for thin lift application?
• The Three A's of Hot Mix Asphalt are which of the following?
• What describes inadequate compaction in pavement construction?
• Quality Control is best defined as
• Where are automatic flow controls located?
• Which term refers to a meeting to discuss paving operations and assign key personnel?
• What are the two types of drum mixers used in hot mix asphalt production?
• Which statement describes failure to provide proper drainage in pavement construction?
• Purpose of Proof Rolling is to identify what?
• For the initial passing of compaction, where should the first pass be made relative to the paver?
• In the PG notation, which temperature does the 58 component refer to?
• What is the maximum compacted thickness for HMA Surface Course?
• What does Rapid Cure indicate in Cutback Asphalt Grades?
• Which term is the temperature maintained during the mixing process?
• For thin lift surface prep, which two steps are emphasized as vital?
• Which action should be performed on the joint area prior to paving to remove excessively loose material?
• How is an asphalt emulsion made?
• Which term describes the final step to achieve a durable, smooth riding asphalt pavement?
• Another consequence of thin lifts is a cooling effect on the mix. This leads to which compaction window change?
• Which practices support an effective rolling pattern and minimize pickup for both drum and pneumatic rollers?
• What is the minimum FDP size?
• Why should the delivery of mixture from the conveyors be timed appropriately?
• Surface Deformation is caused by which combination of factors?
• What is the frequency range specified for Vibratory Rollers?
• Which statement best describes asphalt leveling?
• Thin lift surface may not be the best option if rutting exceeds which value?