This Plec Aims To Hire The Other Disciplines Provided For In All The Disciplines Provided For In Article 18.2 Of Royal Decree 39/1997, Of January 17, Which Approves The Regulation Of Prevention Services, That Is, Security In Work, Industrial Hygiene, Ergonomics And Applied Psychosociology And Work Medicine, Preventive, In Accordance With The Provisions Of Article 16 Of Law 31/1995, Of November 8, On The Prevention Of Occupational Risks, As Well As Medical Examinations, By The Group Of Municipal Companies Of Tarragona (Aemt Aie) And The Companies That Are Part Of It, In Accordance With The Specifications Established In The Specific Technical Prescriptions Specifications. They Will Be Parts Of The Contract, On The One Hand, Each Of The Municipal Mercantile Companies That Are Members Of The 'Economic Interest Grouping' The Grouping Of Municipal Companies Of Tarragona Aie (Aemt Aie) '' And The Grouping Itself, And On The Other, The Signed Bidder Of The Contract.