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Calculate the total time in weeks, based on a normal 40-hr workweek, to loosen the rock cut, and calculate the total loosening cost.
What will be the total cost of the work and how many hours will the project require? (unit cost S0A39 per bey, total cost $153.997. time with two deems 405 hr).
This is classified as fumy ripping. Using your estimate of hourly production, estimate the ripping unit-pro:ILL-dm cost in dollars Poe bey.
A contract is being bid to clear aid grub 147 eats. What is the estimated clearing and grubbing production rate for each dozer?
What is the cost associated with the total operation, including overhead, when only one 460-hp dozer is used?
Assuming a Caterpillar D8 is used, calculate the direct cost of the proposed earth moving operation in dollars per bcy.
It rains and the coefficient of traction for the 824 is now 0.37. The coefficient of traction for the D7 is 0.55. Which machine would you use on this job?
Job efficiency is assumed to be equivalent to a 50-min hour. Calculate the direct cost of the proposed earthmoving operation in dollars per bcy.
Assume that the dozer will have a 0.38 coefficient of traction. Calculate the direct cost of the proposed canlimoving operation in dollars Per bey.
Calculate the direct cost of the proposed earthmoving operation in dollars per bcy. The company's normal O&O cost for these machines is S70 per hour.
How many fatalities occurred while the operator was getting on or off the dozer? How many fatalities occurred while operating the dozer?
When material is to be moved long distances semi-U (SU) blades. Which is the best dozer to use if we need cutting ability? (D9R highest hp/ 11 ratio 28.9 hp/fl)
Visit the Caterpillar website and obtain the flywheel power (hp) rating for both a D6R. Calculate the by per foot of cutting edge ratio for all four conditions.
What minimum value of coefficient of traction between the tractor wheels and the traveling surface is needed to satisfy the requirements of part a?
What was the per capita bio capacity in the United States? Explain the meaning of the two numbers you just located. What are the implications?
What is the environmental Kuznets curve (EKC) hypothesis? What is the evidence regarding this hypothesis?
Do you think that we are any closer to this point than 1930, when Keynes wrote his essay? Do you see any evidence that this is starting to occur?
What about environmental problems-do you think they will grow better or worse in your lifetime?
To what extent do these necessarily go together, and to what extent can improvements in employment and well-being be separated from GDP growth?
Cutting the length of standard full-time workweek could be one way to keep people employed. Can you think of other policies that might also have this effect?
How do you think your environmental impacts compare with those of the average person in the world?
What do you think should be done by the United States in response to global climate change?
How do you think we should evaluate the economic impacts of climate change? Check short executive summary of the Stern Review on Economics of Climate change.
Do you consider yourself a technological optimist? Do you believe that natural resource constraints represent a serious threat to economic production in future?
Using the growth accounting equation, calculate the growth rate of manufactured capital per worker in Macroland.