The topography of the land meant that shells fired at 575 had to pass very low over Snakeshead ridge and in the event some fell among the gathering assault companies.
Områdets topografi betød, at granater afskudt mod punkt 575 skulle passere meget lavt over Snakeshead Ridge, og rent faktisk faldt nogle af granaterne blandt de angrebskompagnier som var ved at samles.