Ammunition was issued from the Main Magazine, along the tunnel towards the Centre caponier and then hauled up the spiral staircase in a special cage. It was then carried to the ramparts and stored in expenses magazines near to the guns.
Expense shell stores
Expense shell stores contained shells stood on end on the concrete floor of the chamber. It was permitted to store shells for guns below the 6-inch B.L. piled on their sides. These shells were stored ready filled. Expense shell stores required no batten flooring, skidding or wall battens, except where studded shells were stored when batten flooring should be used to prevent damage to the studs. This includes all 64pr. R.M.L. Shells and 7-inch R.B.L. Shells. the type of batten flooring used was the strong pattern for magazines. Shells were grouped in the store by calibre and nature. For medium guns such as the 64pr. these would consist of common shell, case shot and shrapnel shell. For the 7-inch R.B.L. It would include case shot, common shell and segment shell.
Expense Cartridge Stores
Expense cartridge stores were used for immediate-use cartridges and were under magazine regulations. The cartridges, made up to required charges in hooped and braided charge bags, were stored in metal-lined cases stacked on battens laid on the concrete floor. It was permitted to stack cases several high. It was not necessary to provide skidding (shelves) in small expense cartridge stores for medium guns.
The cartridge store was lit with a single overhead lamp of the bothways pattern in a lamp recess above the internal door to the cartridge store. The recess had two frames of plate glass held by a brass frame in India rubber seals. The outer frame of the lamp recess was a hinged opening one. It was fitted with a lock with a railway door key. The inner frame was of the fixed type. The inner frame had a brass wire screen to prevent breakage of the glass.
The recess had a vent for hot air and cold air inlets from the outer chamber.
Expense Magazine: Cartridge Store on the West rampart at Fort Nelson
Plan of Expense Cartridge Store
Plan of Expense Shell Store