1. Log in to official website, expressway Administration Bureau, and select the corresponding road section in the column of "Road Information" or "expressway Road Inquiry" on the homepage for inquiry.
2. Call the service hotline of expressway at 950 1 1, and select the corresponding road section for inquiry according to the voice prompts.
3. Search for "WeChat official account, a high-speed travel service in Shandong" on WeChat. After paying attention, enter the official account of WeChat, select "expressway Traffic Inquiry", and then select the corresponding road section for inquiry.