o import a pipe network from Hydraflow Storm Sewers to Civil 3D:<br /><br />1. Design and analyze the pipe network in Hydraflow Storm Sewers.<br />2. Export the network from Hydraflow Storm Sewers in a compatible format (e.g., .MDB or .XML).<br />3. Open Civil 3D and go to the "Analyze" tab > "Hydraflow" panel.<br />4. Import the pipe network using the "Import from Hydraflow" tool.<br />5. Review and adjust the imported network as needed.