FRIDAY, MARCH 5, 1976
CONSTRUCTION OF METRO CROSS HARBOUR TUNNEL
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WORK IS EXPECTED TO BEGIN NEXT MONTH ON THE CONSTRUCTION OF THE CROSS HARBOUR TUNNEL SECTION OF THE METRO.
THE TUNNEL, WHICH IS ABOUT 1,400 METRES LONG, WILL CROSS THE HARBOUR BETWEEN. THE EXISTING SEA WALL AT WAN CHAI AND A NEW SEA WALL AT TSIM SHA TSUI.
THE TUNNEL WILL BE BUILT BY SINKING AND JOINING TOGETHER 14 PRE-FABRICATED TUNNEL SEGMENTS, IN A SIMILAR METHOD TO THAT USED ON THE CROSS HARBOUR ROAD TUNNEL.
AN AREA FOR FABRICATING THE UNITS HAS BEEN SET ASIDE AT CHAI WAN, FROM WHERE THE TUNNEL UNITS WILL BE TOWED THROUGH THE HARBOUR READY FOR SINKING ONTO A SPECIALLY PREPARED BASE ON THE BED OF THE HARBOUR.
TWO VENTILATION BUILDINGS WILL BE CONSTRUCTED ABOVE THE ENDS OF THE TUNNEL SITED DIRECTLY BEHIND THE SEA WALLS AT WAN CHA1 AND TSIM SHA TSUI.
IT IS PROPOSED TO LAY THE FIRST TUNNEL UNIT AT THE WAN CHAI END OF THE TUNNEL WITH CONSTRUCTION PROCEEDING ACROSS THE HARBOUR TO JOIN UP WITH OTHER METRO WORKS AT TSIM SHA TSUL.
DREDGING AND TUNNEL CONSTRUCTION ACTIVITIES WILL BE CONFINED TO A WORKS AREA OF ABOUT 700 METRES LONG AND 200 METRES WIDE REFERRED TO AS THE OCCUPIED PART, THE OUTER LIMITS OF WHICH WILL BE MARKED BY MARINE BUOYS.
NO SHIPPING WILL BE ALLOWED TO ENTER THIS AREA DURING CONSTRUCTION, AND THE MARINE DEPARTMENT WILL NOTIFY SHIPPING OF THE LOCATION AND SUBSEQUENT CHANGES IN POSITION OF THE WORKING AREA AS CONSTRUCTION OF THE IMMERSED TUBE TUNNEL PROGRESSES ACROSS THE HARBOUR.
IN ADDITION, A FIXED WORKS AREA APPROXIMATELY 150 METRES LONG AND 300 METRES WIDE MARKED BY PILE BEACONS WILL BE SITED ADJACENT TO THE WAN CHAI SEA WALL.
RESTRICTIONS WILL BE PLACED ON SHIPPING AT PRESENT USING THE HUNG HOM FAIRWAY, AND IN ORDER TO PROVIDE AN ALTERNATIVE APPROACH TO THE HARBOUR, THE PORT WORKS DIVISION OF THE PUBLIC WORKS DEPARTMENT IS WIDENING AND DEEPENING THE CENTRAL FAIRWAY...
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