Microstation

How to Join Polyline in Microstation

Understanding How to Merge Polylines in MicroStation

MicroStation, a powerful CAD software, allows users to effectively manipulate various drawing elements, including polylines. Joining polylines can enhance your design by creating a continuous shape, streamlining your work process, and improving clarity in your drawings. This guide details the step-by-step process to merge polylines within MicroStation.

Step 1: Launch MicroStation and Open Your Project

Start by launching the MicroStation application on your computer. Once open, navigate to the project where you wish to join the polylines. If you haven’t created a project yet, you will need to start a new one and import or draw the polylines you want to merge.

Step 2: Select the Polylines

Once your project is displayed, identify the polylines you wish to join. Use the cursor to click on each polyline while holding down the "Ctrl" key to select multiple segments. Ensure that the polylines you select are adjacent and ideally have overlapping points for a seamless merger.

Step 3: Access the Join Tool

After selecting the desired polylines, navigate to the “Edit” menu in the toolbar. Look for the “Join” option, which is typically found under the “Element” submenu, or you can utilize the Quick Access toolbar if you have customized it. Selecting this option will prepare the polylines for merging.

Step 4: Execute the Join Command

With the polylines selected and the Join tool activated, confirm the action. Depending on your version of MicroStation, this might require simply pressing the “Enter” key or clicking an “Okay” or “Apply” button. The software will process your request and join the selected polylines into a single polyline.

Step 5: Verify the Result

After executing the join command, it is essential to verify that the polylines have indeed merged correctly. Zoom in on the joined segment to check for continuity and ensure there are no gaps or overlapping lines. If the result is satisfactory, you have successfully completed the process. If not, you may need to undo the operation (using the “Undo” command) and revisit the selection and join steps.

Step 6: Save Your Work

Once you confirm that the polylines are merged to your satisfaction, be sure to save your project. Click on the “File” menu and select “Save” or simply use the keyboard shortcut to secure the changes made to your drawing.

FAQ

1. Can I join polylines that are not touching each other?
No, polylines must be adjacent or overlapping for the joining function to work. Ensure that the segments you wish to merge are connected or positioned close enough before attempting to join them.

2. What happens if my polylines don’t merge as expected?
If the polylines don’t merge correctly, check for any gaps or discrepancies in your selection. You may need to adjust the endpoints or ensure there are no overlapping points before reattempting the join.

3. Is it possible to join more than two polylines at once?
Yes, you can join multiple polylines in one action as long as they are selected together and are appropriately positioned for merging.

About the author

Wei Zhang

Wei Zhang

Wei Zhang is a renowned figure in the CAD (Computer-Aided Design) industry in Canada, with over 30 years of experience spanning his native China and Canada. As the founder of a CAD training center, Wei has been instrumental in shaping the skills of hundreds of technicians and engineers in technical drawing and CAD software applications. He is a certified developer with Autodesk, demonstrating his deep expertise and commitment to staying at the forefront of CAD technology. Wei’s passion for education and technology has not only made him a respected educator but also a key player in advancing CAD methodologies in various engineering sectors. His contributions have significantly impacted the way CAD is taught and applied in the professional world, bridging the gap between traditional drafting techniques and modern digital solutions.