To use any of these macros you should include the command:

     USE_MAC "NAME"

in your data file. Here, "NAME" is the name of the macro you wish to use.

The following macros are available:

• Add Cargo To Vessel
• Generate An 8 Pile Jacket
• Add Joint Weight and Buoyancy
• Define a Connector Class
• Define A Pipe Bend
• Perform A Bent Rollup