Notes of the Royal Engineers

Attached, you will find a mechanical drawing made by the industrious souls assigned to the Royal Engineers in order to placate those busy-body brass-hats situated so far in the rear and having little better to do than wonder aloud as to how the Hun tended to deal with his bowel movements.

The author of
The Western Front Companion is very informative on the topic of trench latrines and tells us that as the war progressed, latrines evolved into loitering centers for those wishing to read or enjoy some solitude. In order to remedy the situation officers decided to position their front-line trench latrines at the end of short saps, closer to the enemy; the reason being that a man was less likely to tarry and would return to duty that much quicker.