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J. Konior and M. Szóstak
Fig. 1 S-curves representative for earned value method: BCWS, BCWP, ACWP
• the budgeted cost of work scheduled—BCWS—determined for each individual
examined period on the basis of the investor’s work and expenditure preliminary
schedule;
• the cumulative value of the budgeted cost of work scheduled—C BCWS —for each
single examined period, calculated as the cumulative value obtained by adding
the value of the budgeted cost of work scheduled from the analysed period to the
value of budgeted cost of work scheduled from the preceding period, determined
on the basis of the investor’s work and expenditure schedule;
• the actual cost of work performed—ACWP—determined for each individual
examined period on the basis of BSI reports;
• the cumulative value of the actual cost of work performed—C ACWP —for each
examined individual period, calculated as a cumulative value obtained by adding
the value of the actual cost of work performed from the analysed period, based on
BSI reports, to the value of the actual costs of work performed from the preceding
period;
• the actual percentage advancement of work performed—AC—calculated as a ratio
of the value of the cumulative actual cost of work performed to the total actual
cost of the construction project;