Keywords: breach, common knowledge, constant supervision, duty of care, failure to enforce own rules., formulation of risk, lifting heavy weights, negligence, not insignificant, obvious risk, reasonable precaution, system of inspection This content is restricted to site members (it's free to register). If you are an existing user, please log in. New users may register below.Existing Users Log InUsername or EmailPassword Remember Me New User RegistrationChoose a Username*First Name*Last Name*Phone*Email*CompanyPassword**Required field