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SUNDAY, OCTOBER 2, 1988

IT HAS BEEN PREPARED ON THE DETAILED SCALE OF 1: 5,000. OF THIS ARE NOW AVAILABLE TO THE PUBLIC THROUGH THE GEOLOGICAL SECTION OF THE GEOTECHNICAL CONTROL OFFICE.

COPIES SURVEY

LATER IN THE YEAR, ALL THE NEW MAPS FOR THE DESIGNATED AREA WILL BE AVAILABLE THROUGH THE MAP SALES OUTLETS OF THE BUILDINGS AND LANDS DEPARTMENT,

THE PRINCIPAL GOVERNMENT GEOTECHNICAL ENGINEER, DR E. W. BRAND, SAID THE NEED FOR DETAILED GEOLOGICAL MAPPING AROSE BECAUSE OF THE PRESENCE OF CAVERNOUS MARBLE BEDROCK BENEATH THE ALLUVIAL PLAINS OF THE NORTHWEST NEW TERRITORIES.

"IN PLACES, THE MARBLE IS COVERED BY MANY SUPERFICIAL DEPOSITS, HE SAID.

METRES OF

DR BRAND SAID THE NEW MAPS ARE BASED ON A DETAILED INTERPRETATION OF GEOLOGICAL INFORMATION, AND THESE WILL PROVE INVALUABLE FOR PLANNING AND DEVELOPMENT IN THE AREA.

IN THE YUEN LONG AREA, HE EXPLAINED, CAVITIES IN THE MARBLE HAVE BEEN FOUND IN BOREHOLES AND IN EXCAVATIONS FOR DEEP PILES.

SOME OF THE CAVITIES ARE LARGE, AND THEIR LOCATIONS MAY HAVE AN IMPORTANT BEARING ON THE PLANNING, DESIGN AND CONSTRUCTION OF STRUCTURES, HE SAID.

TO ASSIST THE HONG KONG GEOLOGICAL SURVEY WITH THE GEOLOGICAL MAPPING WORK IN THE NORTHWEST NEW TERRITORIES, THE SERVICES OF DR D.V. FROST HAVE BEEN OBTAINED FOR A TWO-YEAR PERIOD UNDER A CONSULTANCY AGREEMENT WITH THE BRITISH GEOLOGICAL SURVEY.

THE PUBLICATION OF THE YUEN LONG MAP SHEET WILL BE FOLLOWED OVER THE NEXT 12 MONTHS BY PUBLICATION OF THE OTHER LARGE-SCALE GEOLOGICAL MAPS OF ADJACENT AREAS IN THE NORTHWEST NEW TERRITORIES.

COMMITTEE TO DISCUSS ASBESTOS IN HOUSING BLOCKS

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BOARD WILL

THE ENVIRONMENT COMMITTEE OF THE SOUTHERN DISTRICT MEET TOMORROW (MONDAY) TO DISCUSS SAFETY ASPECTS ARISING FROM THE DEMOLITION OF SOME OF PUBLIC HOUSING ESTATE BLOCKS IN THE DISTRICT WHICH WERE FOUND TO CONTAIN ASBESTOS MATERIALS.

A BOARD MEMBER MISS YEUNG CHUI-CHUN WILL ASK WHAT SAFETY MEASURES WILL BE TAKEN TO PROTECT RESIDENTS AND WORKERS IN THE VICINITY WHEN DEMOLITION WORK IS CARRIED OUT IN BLOCK 2 OF SHEK WAN ESTATE AND BLOCK 9 OF WONG CHUK HANG ESTATE.

PAI

/SHE WILL

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