rock bolting meaning in Hindi

Examples

1. Later, Te-Chin Ke suggested an improved bolt model, followed by the rudimentary formulation of lateral constraint of rock bolting.
2. This slope protection shall address rockfall hazard protection including construction of adequate catchment areas, the installation of cable mesh and / or netting, vegetation and tree removal, removal of loose rock and rock bolting to secure unstable blocks.
3. The tunnel work, as stated in the invitation to bidders, will include : " removal of loose rock, rock bolting to secure unstable rock blocks, repair of the existing concrete tunnel liner, installation of a membrane liner that will provide a continuous tunnel waterproofing system, installation of CCTV cameras at both portals, and installation of a lighted pedestrian path inside the tunnel that extends a minimum of 50 feet ( 15 m ) beyond both portals.