Positions quoted in this Preliminary Notice reproduced below are referred to WGS84 or a compatible datum and may be plotted directly on this ENC. 								
Some or all of the information contained in this Notice to Mariners may have been included on the ENCs affected.								
								
4127(P)/25 CHINA  East Coast Bridges.Jetties.Piers.Depths.
							
Source: Chinese Chart 13359						
								
	1.	Depths less than charted exist in the waters surrounding Zhoushan Dao. The most significant are as follows:					
								
		Depth						Position

		04m						30 14' .63N.,122 11' .60E.

		09m						30 05' .03N.,121 55' .19E.

		184m						30 09' .80N.,122 01' .14E.

		27m						30 05' .30N.,121 53' .05E.

		215m						30 17' .18N.,121 55' .59E.

		31m						30 05' .35N.,121 40' .09E.

		30m						29 55' .93N.,122 03' .27E.

		31m						29 55' .99N.,122 01' .67E.

		65m						29 57' .29N.,122 03' .92E.

		86m						30 13' .33N.,122 00' .50E.

								
	2.	Bridge construction works have been completed, and new bridges have been established in the following positions:						
								
		Vertical Clearance				Position

		30m						30 17' .32N.,122 03' .42E.

		47m						30 10' .74N.,121 58' .84E.

		55m						30 13' .49N.,122 00' .64E.

		Unknown						30 11' .34N.,122 00' .21E.

		Unknown						30 18' .23N.,122 01' .67E.
								
	3.	Jetty construction works have been completed, and jetties have been established, joining the following positions:						
								
		30 03' .42N.,121 40' .02E.
				
		30 03' .32N.,121 40' .09E.		
				
		30 03' .05N.,121 39' .57E.						
								
		and						
								
		30 18' .60N.,121 55' .15E.	
					
		30 18' .33N.,121 55' .65E.		
				
		30 18' .14N.,121 55' .98E.		
				
		30 17' .80N.,121 56' .52E.						
								
	4.	Pier construction works have been completed, and piers have been established, joining the following positions:						
								
		Width						Position

		Single firm line				29 53' .40N.,122 03' .96E.

								29 53' .45N.,122 04' .02E.

								29 53' .53N.,122 04' .40E.

		50m						29 58' .61N.,121 50' .83E.

								29 59' .08N.,121 50' .52E.
								
	5.	Mariners are advised to navigate with caution in the area and consult the local port authorities for the latest information.						
								
	6.	These changes will be included in a New Edition of Chart 1304 to be published late 2025.						
								
	7.	Charts 1126, 1130, 1199, 1303 and 1305 will be updated by Notice to Mariners.						
								
		(CGCS 2000 DATUM)