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											Source: www.epd.gov.hk
																		
					
                        
								
								
																																																						
						 
																						
																													File: Construction Methods Pdf 89712 | Appendix 2 Tunnel Construction Methods
																										
										
												
										
												
														consultancy agreement no  nex 2301 south island line  east  environmental impact assessment appendix 2 2 tunnel construction methods 1  introduction this appendix gives a general description of the tunnelling techniques ...
												
																 
										
												
												![icon picture PDF icon picture PDF]() Filetype PDF | Posted on 15 Sep 2022 | 3 years ago
 Filetype PDF | Posted on 15 Sep 2022 | 3 years ago