Chart correction 4173 — chart 986
Chart 986 [ previous update 3571/24 ] WGS84 DATUM Insert the accompanying block, centred on: 13° 09´·7N., 100° 48´·7E. depth, 01 (a) 13° 08´·83N., 100° 53´·93E. Delete depth, 08, close NE of: (a) above Insert 2&+Obstn 13° 00´·96N., 100° 53´·10E. 4+Obstn 13° 00´·73N., 100° 53´·04E. 2!+Obstn 13° 00´·49N., 100° 52´·94E. Delete legend, Works in progress (2015), centred on: 13° 05´·36N., 100° 51´·66E.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.