Part Builder in Civil 3D is a tool for creating and customizing parametric parts, such as:<br /><br />1. Pipe fittings: bends, tees, couplings<br />2. Structures: manholes, catch basins, inlets<br />3. Other components: valves, hydrants<br /><br />Part Builder allows users to:<br /><br />1. Create custom parts: design and define new parts<br />2. Edit existing parts: modify parameters and geometry<br />3. Share parts: exchange custom parts with others
