ASSIGNMENT Textbook  Assignment: “Earthwork  Operations,”  and 15–37 through 16–44. 12 “Paving  Operations  and  Equipment,”  pages Learning Objective: Recognize the  techniques  of  earthwork operations. 12–1. Which of the following is NOT a factor  when  determining  the methods  of  earthwork  operations required  for  a  project? 1. The  acreage  to  be  cleared 2. The  availability  of  water to  achieve  optimum  moisture content 3. The type and density of vegetation 4. The  expected  weather conditions 12-2. Equipment  production  rates  are obtained from which of the following  NAVFAC  publications? 1. P-300 2. P-306 3. P–404 4. P-405 12-3. What term is used to describe a  construction  operation  that consists  of  cleaning  a  designated area of trees, timber, brush, and rubbish? 1. Clearing 2. Grubbing 3. Stripping 4. Grading 12–4. What term is used to describe a  construction  operation  that consists  of  removing  and  disposing of  objectionable  topsoil  and  sod? 1. Clearing 2. Grubbing 3. Stripping 4. Grading 12-5. What  factor(s)  must  be  considered when designing and building a road? 1. Type  of  drainage 2. Type of soil 3. Amount  of  clearing  and grubbing 4. All of the above 12-6. Optimum  moisture  content  must  be maintained  when  compacting  lifts of base course materials. 1. True 2. False Learning  Objective: Recognize the  principles  of  pavement construction. 12-7. What  was  the  primary  reason for the rapid growth in the construction  of  asphalt  road surfaces  in  the  late  1800s? 1. The need for large airport runways 2. The cost of asphalt was cheaper  than  concrete 3. The  emerging  automotive industry 4. Asphalt was the only means available  for  hard-surface paving 12-8. A pavement is only as good as the  materials  and  workmanship that goes into it. 1. True 2. False 88