The Texas DOT is comparing two alternative pavement treatments with the following characteristics. For each alternative, estimate the probability to have an annualized construction cost lower than $20k/year. As a result, which alternative would you recommend? The interest rate is 5% per year compounded annually and inflation runs at 2.4% per year.

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The Texas DOT is comparing two alternative
pavement treatments with the following
characteristics. For each alternative, estimate
the probability to have an annualized
construction cost lower than $20k/year. As a
result, which alternative would you
recommend? The interest rate is 5% per year
compounded annually and inflation runs at
2.4% per year.
Construction
Treatment
Service Life Years (probability)
Overlay
Reconstruction
cost/lane-mile
$130k
$220k
6 (15%)
11 (20%)
7 (25%)
12 (25%)
8 (35%)
13 (35%)
9 (15%)
14 (12%)
10 (10%)
15 (8%)
Transcribed Image Text:The Texas DOT is comparing two alternative pavement treatments with the following characteristics. For each alternative, estimate the probability to have an annualized construction cost lower than $20k/year. As a result, which alternative would you recommend? The interest rate is 5% per year compounded annually and inflation runs at 2.4% per year. Construction Treatment Service Life Years (probability) Overlay Reconstruction cost/lane-mile $130k $220k 6 (15%) 11 (20%) 7 (25%) 12 (25%) 8 (35%) 13 (35%) 9 (15%) 14 (12%) 10 (10%) 15 (8%)
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