(a) Draw a cash flow diagram. (b) Calculate the total capitalized cost and annual worth for the construction and maintenance of the pipe network.

ENGR.ECONOMIC ANALYSIS
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ISBN:9780190931919
Author:NEWNAN
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Chapter1: Making Economics Decisions
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A large pipe network is constructed for the water supply needs of two areas at a cost
of €5,600,000. Additional one-off works are expected at the end of year 3 and year 6
with costs of €80,000 and €100,000 respectively. The annual maintenance cost is
€20,000 for the first 4 years and then €60,000 annually. Major repairs are needed
every 10 years (life cycle) at an additional cost of €500,000. Assuming a constant
compound interest rate of 9%,
(a) Draw a cash flow diagram.
(b) Calculate the total capitalized cost and annual worth for the construction and
maintenance of the pipe network.
Transcribed Image Text:A large pipe network is constructed for the water supply needs of two areas at a cost of €5,600,000. Additional one-off works are expected at the end of year 3 and year 6 with costs of €80,000 and €100,000 respectively. The annual maintenance cost is €20,000 for the first 4 years and then €60,000 annually. Major repairs are needed every 10 years (life cycle) at an additional cost of €500,000. Assuming a constant compound interest rate of 9%, (a) Draw a cash flow diagram. (b) Calculate the total capitalized cost and annual worth for the construction and maintenance of the pipe network.
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