The EMSD has also thoroughly reviewed the report of the MTRCL
's Investigation Panel submitted on June 17 and accepted the investigation outcome of the Panel on the cause of the incident, which was the programming error in the software of the new signalling system as a result of multiple implementation errors by the system contractor.
The spokesman said that since the readings recorded in the settlement monitoring checkpoints installed at the rear end of the southbound platform and an overhead line mast at the Tai Wai Station of the MTRCL
's East Rail Line had exceeded the pre-set trigger level, the pile foundation works of the Tai Wai Station topside development project were suspended on July 12, 2018.
The first purpose is to verify the as-constructed details through opening up the concrete for physical investigation at locations where the MTRCL
has found gaps in the documentation about the steel reinforcement.
According to the holistic assessment strategy of the MTRCL
, upon completion of the opening up investigation under the second stage, in the third stage the MTRCL
will consolidate test results of the first two stages, conduct a detailed structural analysis on the works for the Hung Hom Station Extension to ascertain if the overall structural integrity of the works is acceptable and determine if it is necessary to conduct strengthening works.
Suggestions made by the Government on the review of the incident have also been agreed by the MTRCL
and were reflected in the report.
uses the phased array ultrasonic examination to verify the embedded length of the threaded steel bar inside the coupler.
To verify the as-constructed condition of the structures including the platform slabs of the Hung Hom Station Extension, the Government has requested the MTRCL
to formulate a holistic strategy.
Since the MTRCL
could not provide sufficient actual construction records, including the working drawings adopted during the construction period, to verify the condition, works quality and structural safety of the platform and diaphragm wall of the Hung Hom Station Extension, the Government has requested the MTRCL
to formulate a holistic strategy for assessing the acceptability of the built structures.
On the recommendations with respect to the Hung Hom Station Extension, subsequent to discussions with the Government and the Expert Adviser Team, the MTRCL
has agreed to formulate a holistic strategy for assessing the acceptability of the built structures.
Under the mechanism, the MTRCL
shall prepare and keep updating a stakeholder list of the public facilities and structures related to the monitoring points under the SCL project for timely communication and notification by the MTRCL
the adequacy of the relevant aspects of MTRCL
's project management and supervision system, quality assurance and quality control system, risk management system, site supervision and control system and processes, system on reporting to Government, system and processes for communication internally and with various stakeholders, and any other related systems, processes and practices, and the implementation thereof; and
The aforesaid corridor forms part of the XRL WKS fire rescue and evacuation system and was designed based on the fire safety risk assessment by MTRCL
to satisfy the relevant buildings legislation and fire safety guidelines.