Page 37 - Hilsea Lines and Portsbridge
P. 37

Hilsea Lines and Portsbridge                                                                       Solent Papers No.4





         Hilsea Lines Original Armament
         168 Smooth Bore Cannon on Terre-plein                 West Bastion
         50 Smooth Bore Cannon in Flank Casemates              17.  7-inch R.B.L. on sliding carriage  Casemate, No. 3 Bastion
                                                               18. 7-inch R.B.L. on sliding carriage  Casemate, No. 3 Bastion
         Amament 1869                                          19.  7-inch R.B.L. on sliding carriage  Casemate, No. 3 Bastion
                                                                                       Terre-plein, West Bastion, salient
                                                               20.  7-inch R.B.L. on Moncrieff carriage
         No. Gun                 Position                      21.  7-inch R.B.L. on sliding carriage  Casemate, No. 2 Bastion
         East Demibastion                                      22.  7-inch R.B.L. on sliding carriage  Casemate, No. 2 Bastion
         1.  7-inch R.B.L. on short carriage  Terre-plein, East Demi Bastion, right flank  23.  7-inch R.B.L. on sliding carriage  Casemate, No. 2 Bastion
         2.  7-inch R.B.L. on short carriage  Terre-plein, East Demi Bastion, right flank  West Demibastion
         3.  7-inch R.M.L. on Moncrieff carriage  Terre-plein, East Demi Bastion, salient  24, 7-inch R.B.L. on sliding carriage  Casemate, No. 1 Bastion
         4.  7-inch R.B.L. on short carriage  Terre-ple:n, East Demi Bastion, left flank  25.  7-inch R.B.L. on sliding carriage  Casemate, No. 1 Bastion
         5.  7-inch R.B.L. on short carriage  Terre-plein, East Demi Bastion, left flank  26.  7-inch R.B.L. on Moncrieff carriage  Terre-plein, West Demi bastion, salient
         East Bastion
          provide fire along a length of wall or ditch. Preview
         6.  7-inch R.M.L. on Moncrieff carriage  Terre-plein, East Bastion, right flank  Total
         7.  7-inch R.M.L. on Moncrieff carriage  Terre-plein, East Bastion, salient  23 x 7-inch Rifled Breech Loading
         8.  7-inch R.B.L. on sliding carriage  Casemate, No. 6 Bastion    3 x 7-inch Rifled Muzzle Loading
         9.  7-inch R.B.L. on sliding carriage  Casemate, No. 6 Bastion  Of these
         Centre Bastion                                           6 were on Moncrieff disappearing pattern II carriages
         10. 7-inch R.B.L. on sliding carriage  Casemate, No. 5 Bastion  4 were on short carriages
         11. 7-inch R.B.L. on sliding carriage  Casemate, No. 5 Bastion  16 were on sliding carriages
         12.  7-inch R.B.L. on sliding carriage  Casemate, No. 5 Bastion
         13.  7-inch R.B.L. on Moncrieff carriage  Terre-plein, Centre Bastion, salient  Movable Armament :
         14.  7-inch R.B.L. on sliding carriage  Casemate, No. 4 Bastion  stored in gunsheds at Hilsea Barracks)
         15.  7-inch R.B.L. on sliding carriage  Casemate, No. 4 Bastion  8... 40 pdr. R.M.L. on travelling carriages
         16. 7-inch R.B.L. on sliding carriage  Casemate, No. 4 bastion  4... 6.6 inch Howitzers on travelling carriages
          Glossary of Military Terms
          Bastion A projection covering the walls of a fort with  Glacis A sloping earth bank in front of the  walls of a fort.
          flanking fire.                                        Gorge The rear face of a fortification.
          Bombproof A vaulted casemate or building covered with  Grapeshot Iron pieces fired from a gun.
          earth or concrete to withstand plunging shell fire.   Haxo casemate A gun emplacement covered with a
          Bore The inside of a gun barrel.                      bombproof cover but open at the rear.
          Breastwork Earth piled up in the form of a rampart.   Keep of last resort A place to which the garrison may
          Breech-loader A gun loaded from the rear or breech of a  retire if the main fort is overrun by the enemy.
          gun barrel.                                           Muzzle-loader Any gun loaded from its front (muzzle)
          Caponier A structure providing cross fire along a ditch.  end.
          Casemate A bombproof vault of brick or stone, usually  Outwork A defensive work outside the main fort.
          covered with earth, which provided an emplacement for a  Parados Rampart protecting the rear of a fortification.
          gun or living quarters for soldiers.                  Racer  Curved iron track set in the ground on which a gun
          Case shot A cylinder of thin metal filled with cast-iron  is traversed.
          shot and fired from a gun as an anti-personnel measure.  Rampart Fortified embankment topped by a parapet.
          Chicane A drawbridge placed in a passageway to prevent  Redan A detached work in a ditch of a fort or a projection
          the interior of the fort from being overrun.          at the rear of a fort.
          Counterscarp The side of a ditch furthest from the fort, to  Redoubt A detached work without flanking fire or a small
          provided flanking fire.                               fort.
          Counterscarp gallery A defensive work let into the    Revetment The brickwork or masonry facing to an
          counterscarp wall of a fort, to provide flanking fire.  embankment.
          Embrasure Opening in parapet or casemate front through  R.B.L. Rifled Breech-loading gun.
          which cannon could be fired.                          Rifled gun A gun whose bore was cut along its axis with
          Enceinte The space enclosed by the fort.              spiral grooves so as to spin an elongated shell and make its
          En decharge A wall built with arches and buttresses and  flight more accurate.
          behind which, the earth is allowed to fall at a natural slope.  R.M.L. Rifled Muzzle-loading gun.
          Enfilade Fire directed from the flank of a fort so that  Talus The sloping part of a wall, thicker at the base.
          projectiles will rake the length of a rampart without the  Terreplein Broad level fighting platform on the rampart
          garrison being able to reply.                         behind the parapet.
          Escarp or Scarp The side of the ditch nearest the fort.  Trace The outline plan of a fort.
          Expense magazine A small magazine in which            Traverse (1) To swivel a gun and its carriage, usually to
          ready-to-use ammunition was stored near the guns.     point them at a target. (2) An earth bank positioned so as to
          Flanking fire Fire directed at the side of an attacker.  protect troops from enfilade fire or to minimise the effect
          Flanking Gallery A passageway with embrasures to      of a bursting shell.
                                                                Traversing Platform Wooden or metal platform which
          Fraises Horizontal palisades erected around the earthwork  supported a gun and its carriage and which could be
          of a fort to help repel attackers.                    traversed on a racer track.



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