1 After individual lists are prepared, the class prepares a list of all of the pollutants and types of pollution that they have identified. 2  The items in the class list are sorted as to whether they are examples of point source pollution or non-point-source pollution. After individual lists are prepared, the class prepares a list of all of the pollutants and types of pollution that they have identified. 2  The items in the class list are sorted as to whether they are examples of point source pollution or non-point-source pollution.
How much does a Machine Operator I make? The median annual Machine Operator I salary is $31,632, as of March 31, 2017, with a range usually between $27,820-$36,741, however this can vary widely depending on a variety of factors.
Average Salaries. The 2011 average salary for all construction equipment operators -- which numbered 335,410 in the U.S. -- was $45,720 per year or 21.98 per hour, according to the Bureau of Labor Statistics.The salary earned by the lowest 10 percent of bulldozer operators was $26,730 annually or $12.85 per hour.he number of jobs for bulldozer operators is expected to grow 23 percent between 2010 and 2020, according to the U.S. Bureau of Labor Statistics. That's much higher than the national average for all occupations. Annual salaries depend on your work experience and region.