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The Texas Department of Transportation (TxDOT) is considering two designs for crash barriers along a reconstructed portion of I-10. Design 2B will cost $3 million to install and $146,000 per year to maintain. Design 4R will cost $3.7 million to install and $75,000 per year to maintain. Determine which design should be selected based on a rate of return analysis if TxDOT uses a MARR of 6% per year and a 20-year project period. The rate of return is %. Design (Click to select) is selected.

The Texas Department of Transportation (TxDOT) is considering two designs for crash barriers along a reconstructed portion of I-10. Design 2B will cost $3 million to install and $146,000 per year to maintain. Design 4R will cost $3.7 million to install and $75,000 per year to maintain. Determine which design should be selected based on a rate of return analysis if TxDOT uses a MARR of 6% per year and a 20-year project period. The rate of return is %. Design (Click to select) is selected.

ENGR.ECONOMIC ANALYSIS
ENGR.ECONOMIC ANALYSIS
14th Edition
ISBN:9780190931919
Author:NEWNAN
Publisher:NEWNAN
Chapter1: Making Economics Decisions
Section: Chapter Questions
Problem 1QTC
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The Texas Department of Transportation (TxDOT) is considering two designs for crash barriers along a reconstructed portion of I-10. Design 2B will cost $3 million to install and $146,000 per year to maintain. Design 4R will cost $3.7 million to install and $75,000 per year to maintain. Determine which design should be selected based on a rate of return analysis if TxDOT uses a MARR of 6% per year and a 20-year project period. The rate of return is | %. Design (Click to select) is selected.
Transcribed Image Text:The Texas Department of Transportation (TxDOT) is considering two designs for crash barriers along a reconstructed portion of I-10. Design 2B will cost $3 million to install and $146,000 per year to maintain. Design 4R will cost $3.7 million to install and $75,000 per year to maintain. Determine which design should be selected based on a rate of return analysis if TxDOT uses a MARR of 6% per year and a 20-year project period. The rate of return is | %. Design (Click to select) is selected.
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