21-May-2018
MARINE SITE INVESTIGATION OFF PIER AT SAM MUN TSAI, TAI PO
Hong Kong
CONSTRUCTION OF OUTFALL STRUCTURE & INSTALLATION OF SILT CURTAINS
Singapore
Marine site investigation off pier at Sam Mun Tsai, Tai Po
Monday, May 21, 2018, Hong Kong
For approximately one month, marine site inspection works involving drilling of boreholes will be carried out in the following areas:
WORKS AREA 1
This area is bounded by straight lines joining the following co-ordinates (WGS 84 Datum) from (A) to (D):
(A) 22 deg. 27.343’N / 114 deg. 12.779’E
(B) 22 deg. 27.339’N / 114 deg. 12.790’E
(C) 22 deg. 27.329’N / 114 deg. 12.785’E
(D) 22 deg. 27.333’N / 114 deg. 12.775’E
WORKS AREA 2
This area is bounded by straight lines joining the following co-ordinates (WGS 84 Datum) from (E) to (H):
(E) 22 deg. 27.321’N / 114 deg. 12.800’E
(F) 22 deg. 27.310’N / 114 deg. 12.800’E
(G) 22 deg. 27.310’N / 114 deg. 12.788’E
(H) 22 deg. 27.321’N / 114 deg. 12.788’E
The works will be carried out by two jack-up platforms. Yellow flashing lights will be installed at the four corners of each jack-up platform to indicate its positions. One tugboat will provide assistance.
The hours of works will be from 0700 to 1900 hours. No works will be carried out on Sundays and public holidays. Vessels engaged in the works will stay in the works areas outside the hours of work.
Vessels engaged in the operations will display signals as prescribed in international and local regulations.
Vessels navigating in the vicinity should proceed with caution.
(For information about operations in Hong Kong contact GAC Hong Kong at shipping.hongkong@gac.com)
Source: Government of the Hong Kong SAR Marine Department Notice No.81 of 2018
Construction of outfall structure & installation of silt curtains
Monday, May 21, 2018, Singapore
The working period for the construction of an outfall structure and installation of silt curtains at the north-eastern coast of Changi has been extended.
According to the Maritime and Port Authority of Singapore Port Marine Notice No.51 of 2018, the work will now be carried out 24 hours daily – including Sundays & Public Holidays – until 22 November within the working area bounded by the following coordinates (WGS 84 Datum):
1. 01 deg. 22.088’N / 104 deg. 00.899’E
2. 01 deg. 22.243’N / 104 deg. 00.948’E
3. 01 deg. 22.152’N / 104 deg. 01.150’E
4. 01 deg. 22.024’N / 104 deg. 01.095’E
Silt curtains will be installed by a crane barge. Tug boats will assist in the positioning of the crane barge during the installation work.
Construction of cofferdam with sheet piles, excavation and new outfall will be carried out by a vibro excavator upon completion of the silt curtains’ installation. Safety boats will be deployed in the area to warn other craft of the work.
Craft involved in the works will exhibit the appropriate local and international day and night signals.
When in the vicinity of the working area, mariners are reminded to:
a) keep well clear and not enter the working area
b) maintain a proper lookout
c) proceed at a safe speed and navigate with caution
d) maintain a listening watch on VHF Channel 21 (Sembawang Control)
and
e) communicate with Sembawang Control on VHF Channel 21 for assistance, if required.
For information about operations in Singapore contact GAC Singapore at singapore@gac.com
