Economic Life 1
Economic Life 1 : The lesser of the following: (1) the estimated number of years from the post construction opening to traffic or rehabilitation/replacement condition, which gives the minimum possible life-cycle cost, in present value terms that account for the operational costs of maintenance, rehabilitation and road user costs to achieve a designated level of service. (2) the estimated number of years from the post construction opening to traffic or rehabilitation/replacement condition to reach a predetermined threshold value of a range of distresses beyond which the pavement is no longer acceptable for use (i.e. the estimated service life)
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