7
EMERGENCY BOTH
GANGS CONTINUED WITH
ALL VALVES OPERATION UNTIL ABOUT 4.40 PM WHEN CLOSED AND THE SITUATION WAS PUT UNDER CONTROL.
MONDAY, OCTOBER 14, 1991
THE
EMERGENCY
VALVE
INVOLVED WERE FULLY
TO OTHER THE GANGS THEN MOVED ON
SO
RESUME WATER SERIES OF VALVES
AS TO CONSUMERS, AND THIS WAS COMPLETED AROUND 9.50 PM.
то SITES
SUPPLY
TO
OPERATE ANOTHER THE AFFECTED
MORNING.
THE DAMAGED WATER MAIN WAS EVENTUALLY REPAIRED AT 4.30 AM
ACTION TAKEN TO HELP SOLVE ROAD OPENING PROBLEMS
t
THIS
AWARE
THE HIGHWAYS DEPARTMENT HAS LONG BEEN
OF THE PROBLEMS
AND ASSOCIATED WITH ROAD OPENINGS
HAS MADE IMPROVEMENTS AIMED AT ACHIEVING HIGHER STANDARDS OF TRENCH WORKS AND BETTER CO-ORDINATION AMONG GOVERNMENT AND PRIVATE UTILITY UNDERTAKERS ON ROAD
ROAD EXCAVATION, THE DIRECTOR OF HIGHWAYS, MR KWEI SEE-KAN, SAID TODAY (MONDAY).
OF THE SPEAKING ON "ROAD OPENINGS IN HONG KONG" AT A LUNCHEON
SAID THE DEPARTMENT WAS ROTARY CLUB OF TSIM SHA TSUL RAST, MR KWEL
FOR PROMOTING THE USE OF THE "NO-DIG" TECHNOLOGY
UTILITY SERVICES WITHOUT THE NEED FOR MAJOR TRENCHING OPERATIONS.
INSTALLING
OF
HE SAID THE TECHNIQUE REQUIRED EXCAVATIONS ON THE TWO SIDES A ROAD FROM WHICH A UTILITY
OR DUCT WAS JACKED THROUGH THE SUBGRADE UNDER THE CARR LAGEWAY.
PIPE
THE JACKING PROCESS HAD TO DRITH TO CLEAR OTHER UTILITIES.
BE CARRIED OUT AT
A SUFFICIENT
IN SPITE OF ITS LIMITATIONS, THIS TECHNIQUE HAD USEFUL APPLICATIONS IN SPECIFIC AREAS AND THE DEPARTMENT ABREAST OF EXPERIENCES IN OTHER COUNTRIES.
PROVED TO BE WAS KEEPING
WORKS.
MR KWEI SAID NEW MATERIALS HAD BEEN ADOPTED FOR UTILITY AN EXAMPLE WAS FOAMED CONCRETE WHICH OFFERED A QUICK AND EASY WAY FOR BACKFILLING OF UTILITY TRENCHES ESPECIALLY THOSE CONGESTED EXISTING UTILITIES WHERE COMPACTION OF NORMAL GRANULAR BACKFILL
WITH
WOULI
BE DIFFICULT.
TO ELIMINATE
то
A
ROAD ROAD
MR KWEI SAID IN A BID
THE DISRUPTION USERS CAUSED BY THE USUAL ARRANGEMENT IN WHICH A PERMITTEE OF
THE DEPARTMENT OPENING ONLY PROVIDED A TEMPORARY ROAD REINSTATEMENT, CARRIED
SCHEMES OUT T'I LOT
IN WHICH
UTILITY COMPANIES SELECTED
RESULT UNDERTOOK PERMANENT REINSTATEMENT OF TRENCHES ON FOOTWAYS, THE OF THESE SCHEMES WAS POSITIVE,
OUT PERMANENT HE SAID CURRENTLY THE UTILITY COMPANIES CARRIED
HOPED REINSTATEMENT IN MORE THAN HALF OF ALL UTILITY OPENINGS. IT WAS
REINSTATEMENT IN THAT THEY WOULD PROGRESSIVELY TAKE UP ALL PERMANENT CARRIAGEWAYS.
/IN ADDITION