Erection-All-Risk policy provides broad insurance coverage during construction or erection of machinery, plant and steel structures. It protects against the following unforeseen sudden physical losses or damages: Excessive Pressure, Fire & lightning Explosions & Implosions, Short Circuits Natural Disasters (Including: storm, windstorms, landslides and so on) Theft, Burglary & Malicious Damage, Negligence and third Party Liability..