The following estimates (in $1000 units) have been developed for a new security system at Chicago's O'Hare Airport. First cost, S 13,000 AW of benefits, $/year FW (in year 20) of disbenefits, $ M&O costs, $/year 3,800 6,750 400 Life of project, years 20 a. Calculate the conventional B/C ratio at a dis- count rate of 10% per year. b. Determine the minimum first cost necessary to make the project economically unjustified.
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- The California Forest Service is considering two locations for a new state park. Location Ewould require an investment of $3 million and $50,000 per year in maintenance. Location Wwould cost $7 million to construct, but the Forest Service would receive an additional $25,000per year in park use fees. The operating cost of location W will be $65,000 per year. The revenueto park concessionaires will be $500,000 per year at location E and $700,000 per year at locationW. The disbenefits associated with each location are $30,000 per year for location E and $40,000per year for location W. Use(a) The B/C method, and(b) The modified B/C method to determine which location, if either, should be selected, using aninterest rate of 12% per year. Assume that the park will be maintained indefinitely.Locations under consideration for a border patrol station have their costs estimated by the federal government. Use the B/C ratio method at an interest rate of 6% per year to determine which location to select, if any. Location North, N South, S Initial cost, $ 1.1 × 106 2.9 × 106 Annual cost, $ per year 480,000 390,000 Disbenefits, $ per year 70,000 40,000 Life, years ∞ ∞1.CEO of a state-owned airline receives results of initial cost estimates The new public access road to the airport costs a total of $ 4 million. And subsequent costs The new installment can be estimated at around $ 300,000. Benefits for 550,000 passengers Per year and 90,000 per year are defined as non-profit. 4% discount per annum and available Duration: 5 years. Calculate the B / C ratio analysis. Let be the difference between B-C. Plz do fast asap..
- build a modelAn industrial park is being planned for a tract of land near a river. To prevent flood damage to the industrial buildings that will be built on this low-lying land, an earthen embankment can be constructed. The height of the embankment will be determined by an economic analysis of the costs and benefits.The following data have been gathered (Tables 1 and 2). The embankment is expected to last 40 years and will require no maintenance.Whenever the flood water flows over the embarkment, a $310,000 in annual damages occur. The corporation uses an interest rate of 15% a) if they build the embarkment, what height should it have? Table 1 Table 2 Embankment Height Above Roadway (m) Initial Cost ($) Embankment Height Above Roadway (m) Avg Frequency That Flood Level Will Exceed heigh of embarkment 2.0 $ 100,000.00 2.0 Once in 3 years 2.5 $ 165,000.00 2.5 Once in 8 years 3.0 $ 300,000.00 3.0 Once in 25 years 3.5…Calculate the annual net benefit from the given project summary. Capital Costs = $43,000; Revenue = $16,000/year; Operation and Maintenance Costs = $7,800/year Salvage Value = $19,000; Project Lifetime = 6 years; Effective Interest Rate = 0.09.Which statement is not true with respect to estimating the economic impacts of proposed engineering projects? (a) Order-of-magnitude estimates are used for high-level planning. (b) Order-of-magnitude estimates are the most accurate type at about –3 to 5%. (c) Increasing the accuracy of estimates requires added time and resources. (d) Estimators tend to underestimate the magnitude of costs and to overestimate benefits.
- A municipal landfill and incineration facility is planned. (a) Name at least three benefits, three disbenefits, and three costs. What stakeholder viewpoints will need to be considered? (b) Burning landfill materials produces environmental and health issues. List the primary issues in each case.List the five main types of engineering economic decisions?An industrial engineering consulting firm usually observes a 90% learning curve rate in the installation of enterprise level software with its clients. If the first installation required 75 hours, estimate the time required for (a) the fifth, (b) the tenth, and (c) the twentieth installations. (d) Research the AMCF Code of Ethics. How are these similar to and different from engineering society ethics statements from your discipline?
- What would you do if economic lives of the projects were unequal? Research, Explain and Makesome suggestions based on the assumption that the projects picture are mutually exclusive.There are two potential locations to construct an urgent care walk-in clinic to serve rural residents. Use B/C analysis to determine which location, if any, is better at an interest rate of 8% per year. (Note: See Problem 9.55 for more on this analysis.) Location 1 2 Initial cost, $ 1,200,000 2,000,000 Annual M&O cost, $/year 80,000 75,000 Annual benefits, $/year 520,000 580,000 Annual disbenefits, $/year 90,000 140,000 Site suitability, years 10 20When comparing different-life alternatives by the B/C method, the alternatives should be compared over: