System information

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Blastware Compliance Module
Blastware Operator Manual 4–77
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viii Tools
Under the Tools menu are various tools to calculate charge weight, safe distance and other factors,
based on the scaled distance analysis.
ix Calculator
The Calculator command invokes the Scaled Distance Calculator, where you can make a
range of calculations based on a confidence level graph. This enables you to obtain precise
information for the blast site. Enter the values in the appropriate boxes, and the results are
displayed automatically. Click Cancel to close the dialog box.
• Calculate Charge Weight from Peak and Distance
This area is used to calculate the charge weight based on values for PPV and Distance that
you enter. Enter the PPV and the distance, and the charge weight is calculated automatically.
• Other Calculations
You can also calculate the Scaled Distance, Peak Particle Velocity, and the Distance. Enter
the values; the results are calculated automatically.
x Scaled Distance Table
The Scaled Distance Table command invokes the Max Weight Table dialog box. This tool
allows you to quickly calculate a range of charge weights at different distances, based on a
PPV chosen by you. As with the Scaled Distance Calculator, results are based on the scaled
distance graph, and have a specified confidence level.
To open the Max Weight Table dialog box, select Scaled Distance Table from the Tools
menu.