The South West Dockyard Tower

Limestone ashlar, basement and two storeys. Island fort of irregular octagonal plan, the sides steeply battered with heavy bull-nose moulding under high parapet pierced with gun loops on E, SE, and S sides. Windows are small and doubled as gun-loops, camber headed with raised shouldered surrounds and voussoirs, and over each is a smaller horizontal opening in thin raised surround, for smoke ventilation. E side has recessed parabolic arch breaking cornice with rusticated voussoirs above. To lower floor left is iron door in granite rusticated frame with keystone inscribed: 'VR 1851'; window to right and similar window above, both with horizontal vents over. Iron hoist bracket between floors. Broad chamfered windowless NE angle, narrower SE angle with two square gun-ports. S side is similar to E, parabolic arched recess with two horizontal gun ports. N side, W side and SW angle are all narrower with window and vent on each floor. W side obscured by affixed navigation marker.

Scheduled Ancient Monument, PE332.