Computer · Tunnel Engineering
सुरंग निर्माण की निम्नलिखित में से कौन सी विधि आमतौर पर कठोर चट्टानों में सुरंग बनाने के लिए उपयुक्त नहीं है?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1फुल फेस विधि (Full face method)
- 2हेडिंग और बेंचिंग विधि (Heading and benching method)
- 3संपीड़ित वायु विधि (Compressed air method)✓
- 4ड्रिफ्ट विधि (Drift method)
सही उत्तर देखें
संपीड़ित वायु विधि (Compressed air method)
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