Working pressure means the settled pressure of a compressed gas at a reference temperature of 15 °C in a full pressure receptacle;
Working voltage means the highest value of an electrical circuit voltage root-mean-square (rms), specified by the manufacturer, which may occur between any conductive parts in open circuit conditions or under normal operating conditions. If the electrical circuit is divided by galvanic isolation, the working voltage is defined for each divided circuit, respectively.
Working Week means an average of 48 hours each week calculated over a 17-week reference period.
Development Area means that area to which a development plan is applicable.
Working face means that portion of a sanitary landfill facility where solid wastes are unloaded for final deposition.