Best method of Tunnel Rib erection process in limited time | Save time in tunnel construction
Hydro Electric Power project construction | Tunnel Rib erection process in limited time | Save time in tunnel construction. कैसे बनती है टनल | सुरंग (Tunnel) ऐसा भूमिगत (भूमि के नीचे का) मार्ग होता है, जिसे ज़मीन की सतह के नीचे की मिट्टी व पत्थर खोदकर बनाया गया हो। इसमें ऊपर की चट्टान या मिट्टी को हटाया नहीं जाता। सुरंग का निर्माण खोदने, विस्फोट के द्वारा मिट्टी-पत्थर का मलबा बनाकर हटाने, या अन्य किसी विधि से छिद्र बनाकर करा जाता है। #tunnelRiberection #Tunnelingprocess #Hydroelectricproject #HEP #howtuunelconstruction

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