Shock Impacts occurring when a package is rolled or tipped over Shock due to rail shunting Shock Resulting from Drops: ⚫ can be treated as manual drops. ⚫ typical manual handling patterns (Figure 12.1)(the basic predictability of package handling).Shock Impacts occurring when a package is rolled or tipped over Shock due to rail shunting Shock Resulting from Drops: ⚫ can be treated as manual drops. ⚫ typical manual handling patterns (Figure 12.1)(the basic predictability of package handling)