21. The high ground was undefended, and the 1st Brigade easily captured it under the cover of a creeping barrage . 22. The main offensive tactic was the creeping barrage , an artillery strike combined with constant infantry progression through the battlefield. 23. In a creeping barrage fire was'lifted'from one'line'to the next as the attackers advanced. 24. Supported by a creeping barrage , the Canadian Corps captured most of the ridge during the first day of the attack. 25. Skirmishers formed the first wave and followed the creeping barrage into the German front line to hunt out points of resistance. 26. Of the three corps which tried a creeping barrage on the day of the attack, only VIII Corps was completely unsuccessful. 27. The battle plan called for a creeping barrage , in which the artillery barrage moves slowly in front of the advancing troops. 28. Shrapnel appears to have been favoured for creeping barrages and a mix of shrapnel and HE for standing barrages and other tasks. 29. The 16th RWF, which had fallen behind the creeping barrage , were met with determined German resistance which repulsed two assaults. 30. The right-hand battalion advanced close behind a creeping barrage at reached the objective with few losses where the defenders surrendered.
