Great Bitter Lake : 
There are 2 dredged channels in G.B.L. The East is the main channel about 346 meters wide at 23.00 meters depth 
and dredged to 23.50 meters for Northbound vessels. The West channel 232 meters wide at 23.00 meters depth and recently
dredged to 23.50 meters depth for Southbound vessels. The channels divide the Great Bitter Lake into two anchorage 
areas :
- One to East for the Northbound convoy.
- One to West for the Southbound convoy