The Flag-staff Bastion.2d.The Central Bastion.3d.The Malakoff.4th.

The Redan.5th.The little Redan.

The command of the first was about fifteen feet, its ditch thirty feet wide and from twelve to fifteen feet deep.

A portion of the scarp was provided with palisades some ten feet high.

The construction of the Central Bastion was similar to that of the Flag-staff, but weaker in profile.