@structboard: How do you cut a road straight through solid mountain? Road tunnels are one of the most patience-demanding feats in modern engineering. It starts with portal excavation opening the mountain face, then advances meter by meter using the NATM (New Austrian Tunneling Method). Shotcrete layers and rock bolts stabilize the crown, while constant water spraying suppresses silica dust to protect crew health. Every shift, conveyor belts haul hundreds of tons of muck out of the bore. The final stage brings concrete lining, asphalt paving and rolling compaction that pushes surface density above 95 percent. The result: millions of years of granite transformed into a passable corridor in just months of focused engineering work. So what do you think really costs more here — the concrete, or the time? For more, visit structboard.com #structboard #tunnelconstruction #roadtunnel #NATM #civilengineering #shotcrete #rockbolts #infrastructure #heavycivil #constructionlife #tunneling

Struct board

Open In TikTok:

Region: TR

Saturday 13 June 2026 10:06:52 GMT