Hydraflow Express in Civil 3D can be used for channel design and analysis, helping engineers:<br /><br />1. Analyze channel hydraulics: Calculate water flow, velocity, and depth.<br />2. Design channels: Determine optimal channel shape, size, and slope.<br />3. Evaluate channel capacity: Ensure channels can handle stormwater runoff.<br /><br />Hydraflow Express simplifies channel design and analysis, enabling engineers to:<br /><br />1. Optimize channel geometry<br />2. Minimize erosion risks<br />3. Ensure hydraulic stability