🚀Let’s go! ✅ These two images illustrate crucial stages in tunnel construction and design, from both structural and detailed engineering perspectives. The first provides a cut section view showing how waterproofing, primary lining, and secondary lining are layered to resist both soil and water pressures. Proper sealing, joint design and drainage beneath the invert are taken into account to protect long-term durability and maintain serviceability. The second image is a technical drawing that com

41 Indian workers trapped in a collapsed road tunnel for 10 days were seen alive on camera for the first time on Tuesday (Nov 21). Rescuers have been removing concrete and rubble from the tunnel since Nov 12, but progress has been complicated by falling debris and repeated breakdowns of heavy drilling machines. | CNA

31 construction workers inside a huge industrial tunnel in Los Angeles have been rescued after a portion of it collapsed. Read more: https://www.newsweek.com/los-angeles-tunnel-collapse-what-we-know-least-15-trapped-2097023 | Newsweek