It was found that a moving barrage immediately followed by the infantry assault could be far more effective than weeks of preliminary bombardment.
2.
A moving barrage of fire was proposed as a combination of both methods and became a standard practice later in the war as guns and ammunition were accumulated in sufficient quantity.
3.
South of the embankment, astride the Broombeek and Watervlietbeek streams, several German farm strong-points, pillboxes and shell-hole positions were overrun by the infantry, who were able to keep well up to the very-slow-moving barrage.