MTR Corporation Limited Kwun Tong Line Extension Contract No. NEX/2207 Environmental Impact Assessment Figure: Scale: NTS Rev: OVERVIEW OF TUNNEL CONSTRUCTION METHODS (2) 3.15 Legend: Envisaged Tunnelling Method By Drill & Blast Envisaged Soft Ground Tunnelling Method Envisaged Tunnelling Method By Mechanical Excavation SOFT GROUND TUNNELLING METHOD SOFT GROUND TUNNELLING METHOD TUNNELLING METHOD BY DRILL & BLAST TUNNELLING METHOD BY DRILL & BLAST WHA STATION - CUT AND COVER METHOD HOM STATION - CUT-AND-COVER AND BLASTING METHOD HOM STATION - PLATFORM BY DRILL AND BLAST METHOD TUNNELLING METHOD BY DRILL & BLAST MINED TUNNELLING
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MTR Corporation LimitedKwun Tong Line Extension Contract No. NEX/2207 Environmental Impact Assessment
Figure:
Scale:NTS
Rev:
OVERVIEW OF TUNNEL CONSTRUCTION METHODS (2)3.15
Legend:
Envisaged Tunnelling Method
By Drill & Blast
Envisaged Soft Ground
Tunnelling Method
Envisaged Tunnelling Method
By Mechanical Excavation
SOFT GROUND
TUNNELLING
METHOD
SOFT GROUND
TUNNELLING
METHOD
TUNNELLING
METHOD BY
DRILL & BLAST
TUNNELLING
METHOD BY
DRILL & BLAST
WHA STATION -
CUT AND COVER
METHOD
HOM STATION -
CUT-AND-COVER
AND BLASTING
METHOD
HOM STATION -
PLATFORM BY
DRILL AND BLAST
METHOD
TUNNELLING
METHOD BY
DRILL & BLAST
MINED
TUNNELLING
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