Simple Standing Trench, Parapet Suppressed

Fig. 6

Simple Standing Trench, Rocky Ground

Fig. 7

Narrow Firing Trench with Parados

Fig. 8

[1147]. Deliberate intrenchments comprise trenches and works constructed by troops not in line of battle and are usually intended to enable a small force to resist a much larger one. It frequently happens that hasty intrenchments are developed into deliberate intrenchments and from this stage pass into the domain of siege works.