LOCH LONG - ESTABLISHMENT OF NEW NAVIGATION BEACONS

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Queen's Harbour Master Clyde

LNTM No 06/21

British Admiralty Chart 3746

1. Mariners are advised of the establishment of new Navigation Beacons and Lights in Loch Long, this change will come into force on Friday 5th February 2021, please see below details:

ESTABLISHMENT OF NAVIGATION BEACONS

 Location description : Loch Long. Cnap Point Approach Sector Light. 
 Latitude :  56 07.375 North (WGS-84 datum)
 Longitude :  004 50.194 West (WGS-84 datum)
Character :  

DIR WRG. With the following sectors

FG 020.5°-022.5°(2°)

Al W2s 022.5°-023.5°(1°)

FW 023.5°-024.5°(1°)

Al WR 2s 024.5°-025.5°(1°)

FR 025.5°-027.5°(2°)

Range : 10 nautical miles (night); 5 nautical miles (day) 
Structure above MHWS : 8.1 metre steel pile with 2 platforms (LAT to 2.6m MHWS is yellow; 2.6m MHWS to 6.6m MHWS is grey)
Height above MHWS : 8.1 metres 

 

Location description: Loch Long. Passing Light.Cnap Point Approach.
Latitude: 56 07.375’ North (WGS-84 datum)
Longitude: 004 50.194’ West (WGS-84 datum)
Character:

Fl (2) Y 6s

Range: 2 nautical miles
Structureabove MHWS: 8.1 metre steel pile with 2 platforms (LAT to 2.6m MHWS isyellow; 2.6m MHWS to 6.6m MHWS is grey)
Height above MHWS: 2.6 metres

 

Location description: Loch Long. Mallan No1 Beacon Approach Sector Light.
Latitude: 56 06.799 North (WGS-84 datum)
Longitude: 004 51.101’ West (WGS-84 datum) 
Character:

DIR WRG. With the following sectors

FG 233.5°-235.5°(2°)

Al WG 2s 235.5°-236.5°(1°)

FW 236.5°-239.5°(3°)

Al WR 2s 239.5°-241.5°(2°)

FR 241.5°-243.5°(2°)

Range: 2.3 nautical miles (night); 2.35 nautical miles (day)
Structure above MHWS: 8.1 metre steel pile with 2 platforms (LAT to 2.6m MHWS is yellow; 2.6m MHWS to 6.6m MHWS is grey)
Height above MHWS: 8.1 metres

 

Location description: Loch Long. Passing Light. Mallan No1 Beacon.
Latitude: 56 06.799’ North (WGS-84 datum)
Longitude: 004 51.101’ West (WGS-84 datum)
Character: Fl (2) Y 6s
Range: 2 nautical miles
Structure above MHWS: 8.1 metre steel pile with 2 platforms (LAT to 2.6m MHWS is yellow; 2.6m MHWS to 6.6m MHWS is grey)
Height above MHWS: 2.6 metres

 

Location description: Loch Long. Mallan No2 Beacon Approach Sector Light.
Latitude: 56 07.199 North (WGS-84 datum)
Longitude: 004 49.583 West (WGS-84 datum) 
Character:

DIR WRG. With the following sectors

Al WG 2s 188°-189°(1°)

FW 189°-194°(5°)

FR 194°-196°(2°)

Range: 2 nautical miles (night); 2 nautical miles (day)
Structure above MHWS: 8.1 metre steel pile with 2 platforms (LAT to 2.6m MHWS is yellow; 2.6m MHWS to 6.6m MHWS is grey)
Height above MHWS: 8.1metres

 

Location description: Loch Long. Passing Light. Mallan No2 Beacon.
Latitude: 56 07.199 North (WGS-84 datum)
Longitude: 004 49.583 West (WGS-84 datum) 
Character: Fl(2) Y 6s
Range: 2 nautical miles
Structure above MHWS: 8.1 metre steel pile with 2 platforms (LAT to 2.6m MHWS is yellow; 2.6m MHWS to 6.6m MHWS is grey)
Height above MHWS: 2.6 metres

 

Location description: Loch Long. Mallan No3 Beacon Approach Sector Light.
Latitude: 56 07.523 North (WGS-84 datum)
Longitude: 004 49.224 West (WGS-84 datum)
Character:

DIR WRG. With the following sectors

FG 050°-051°(1°)

Al WG 2s 051°-053°(2°)

FW 053°-055°(2°)

Al WR 2s 055°-059°(4°)

FR 059°-060°(1°)

Range: 2 nautical miles (night); 2 nautical miles (day)
Structure above MHWS: 8.1 metre steel pile with 2 platforms (LAT to 2.6m MHWS is yellow; 2.6m MHWS to 6.6m MHWS is grey)
Height above MHWS: 8.1 metres

 

Location description: Loch Long. Passing Light. Mallan No3 Beacon.
Latitude: 56 07.523 North (WGS-84 datum) 
Longitude: 004 49.224 West (WGS-84 datum)
Character: Fl(2) Y 6s
Range: 2 nautical miles
Structure above MHWS: 8.1 metre steel pile with 2 platforms (LAT to 2.6m MHWS is yellow; 2.6m MHWS to 6.6m MHWS is grey)
Height above MHWS: 2.6 metres


Extracts from BA Chart 3746 showing the AtoN positions

 

Image of Cnap Point Approach Sector Light.

 

2. The associated British Admiralty Charts and Publications will be updated to reflect these changes.

3. LNTM 05/21 is now cancelled.

4. Further Information can be obtained from QHM Harbour Control on VHF CH73 or 01436 674321 Ext 3555/4005.

5. Next CWM 07/21.

Thursday 28 Jan 2021

David Lightfoot OBE MSM AFNI
Queen's Harbour Master Clyde