(vii) the introduction of special training programmes for traffic officers, prosecutors and transport operators and their employees; (viii) common training standards and the provision of joint training to enforce the sharing of technical resources and expertise; (ix) the possibility of involving the private sector as a form of self-regulation in order to promote voluntary compliance; (x) the introduction of administrative control measures in respect of habitual offenders; and (xi) the launching of public awareness campaigns. 3. Member States shall adopt a harmonised position with regard to the application of a bridge formula. ARTICLE 6.7 ABNORMAL, AWKWARD AND HAZARDOUS SUBSTANCE LOADS 1. Member States shall develop and implement harmonised standards for the conveyance of abnormal, awkward and hazardous substance loads in respect of, amongst others a) the classification of such loads; and b) the requirements and conditions in respect of the conveyance of such loads including (i) the issuing of authorisations; (ii) the nature and mass dimensions of the load; (iii) the designation of routes; (iv) the need for escort vehicles; (v) maximum speed limits; and (vi) harmonised authorisation, escort and other relevant fees in this regard. 2. Member States which have not yet acceded to the Basel Convention on the Transboundary Movements of Hazardous Substances and their Disposal, 1989, shall consider acceding to that Convention. ARTICLE 6.8 THIRD PARTY INSURANCE 1. Member States shall investigate mechanisms for the creation of a harmonised system of third party insurance in the Region. 2. For this purpose, Member States shall take cognizance of existing systems to provide third party insurance in the Region and shall, in devising the mechanisms foreseen in paragraph 1, be guided by the following principles a) adequacy of cover; b) affordability;