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TESTS FOR "GROOVING" ON RUNWAY
Wednesday, July 18, 1973
A series of tests are being carried out on the airport runway to
determine when the new bituminous surface will be hard enough to allow for
"grooving" to further improve the surface characteristics, the acting Director
of Public Works, the Hon. A.S. Robertson, said today.
Speaking in the Legislative Council, Mr. Robertson said scientific
tests, carried out during wet conditions, on the runway's new surface showed
that it would presently rate as "average" according to the International Civil
Aviation Organisation's standards.
He was replying to a question by the Hon. Szeto Wai who wanted
clarification on the runway's safety, particularly during wet weather.
Mr. Robertson assured the council that all pilots were kept informed
of runway conditions before landing or take off, and no pilot would operate
in conditions which he thought to be dangerous.
with age.
He also pointed out that a bituminous runway became less slippery
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