5 
vis 
FORTIFICATION. — 511 
approaches = 
mer by the flying sappe, and the latter by the ordinary 
or double sappe, as i above. If a third anda 
fourth el are constructed, it is usual to fix there 
the dismounting-batteries ; but if the third parallel is 
at the foot of the glacis of the covered way, part of them 
is before, and part behind. 
_ Should it be found useful to remove the ricochetting- 
hatteries nearer to the are placed on crot- 
chets, or half parallels. If a fortress has lunettes, no 
fourth parallel will be wanting, but a will 
vered on them by a parapet. When it is necessary, 
however, that the sappers should be better 
and when only a few works of the fortress are dis- 
a fourth or a place of arms 
the saliant angles of the covered way, will be requi 
Dismounting- ies, too, may sometimes be too dis- 
A common covered way may either be taken by an 
assault, or ly by the . From the 
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begun i 
simple kind of cavallier of the trench is used, ha’ 
only one row of i Trenaivsabséier thatteher. 1. Xe 
mount these parapets, stairs are raised behind 
are 
| against t or 
fut agli, mont the of the sappe being 
vered way, Fk ar 
As soon as the attack has arrived at the saliant ; 
the cavalliers of the trench are to be constructed, to 
the number of at least three pair. As soon as these are 
finished, they are filled with soldiers, who keep up a 
comptanns Sire slong Sie eavered way, S0:0e to prevent 
Mig nena remaining there with safety. 
Foe agg ayers ey co my coun 
Cov: 2 are not 
arate 
in e before the 
places of arms, If the enemy be tea eempete 
Places of arms, +e is to be driven out by stone mortars 
and _But if this fire should not induce him to 
quit the places of arms, and if they are very strong, Attack ang 
and not to be taken without a breach or an opening Defence of 
made. in their rampart, then breaching batteries must. Fermanent 
be raised against them. These are made like the dis- ““ions. 
mounting batteries, but more covered from the enemy’s ————~ 
fire either by traverses or higher oe : 
If the place of arms can be atta by rise, this. by surprise, 
may be done as soon as the sappe along the palisadoes.of 
the covered way, or lodgement on the crest of the glacis, 
is finished, Milita nde one is ascertained that none of 
the enemy are hidden beliind the traverses in the covered 
way. The place of arms being taken, it is usual to con- 
struct a lodgement there, or a place where the soldiers 
may be covered from the enemy’s fire, and can oppose to 
him a front along all the works. Another me a ig 
ing the covered way is byassault. This, however, can< 
not be undertaken till all the guns in the fortress are si- 
lenced, and the enemy’s works there can be assaulted 
without making a breach. But as the assault is generally 
attended with a considerable loss of men, a vigorous 
attack on the covered way is mostly | pg How- 
ever, when it is determined to bring the siege to a con- 
clusion in a short time, or when the works of the ene- 
my are say. Lagasse and when the chance of success is 
probable, assault is to be undertaken. This attack 
is usually made by volunteers from different regiments, 
and their way is cleared by pioneers or ters, whe 
nea dlomaihe i and remove all other ob- 
stacles. When such an attack is resolved on, it is to 
be made at day-break : he pana are cut down, 
the soldiers enter the cov way, put every one they 
meet to the sword, and proceed di to lace of 
og bag a agg emp a is can — 
yy surprise, it is always more advantageous, e 
m7 ype gah ch ag wine ppd ey 
sible, and covered with fascines, wool, or sand-bags. 
Wool-sacks certainly are of the greatest advantage here, 
as they may be easily conveyed from one place to ano- 
ther, and form a good parapet for the fire of small 
arms. 
If the sappe on the glacis, along the palisadoes, or Lodgement 
the Iplaadiet oak the wed of Vis erence wn » has not ° the co- 
yet been made, it must now be done. attack Vert ¥#y- 
As soon as it becomes light, these men retire into 
the lodgement, if it be ready ; if not, to the next part 
of the trench. The lodgement is finished, if pos- 
sible, the next day, if the enemy’s fire is not too de« 
structive to preyent the workmen from going on. ‘ 
To prevent accidents, the men who storm the co« 
vered way are to search for the heads of small mines, 
and if they discover these, or any other contrivance 
invented by the enemy as means of annoyance, they 
ge Reda oye Pape by mines being th 
e- a covered’ way, by mines e 
most tedious, is only to eye nee oy ae hla 
thods fail, or when the enemy uses mines also, way by 
The mines must, in this case, be so constructed, that mines. 
_ the largest globe of compression may easily burst, and 
1 
