the purpose of the contract is to provide an architectural, technical and economic response to the programme defined by the contracting authority. Indeed, the contract will include at least the following mission elements, defined by Articles R.2431-19 to R.2431-23 of the same code: Mandatory missions:- diagnostic studies;- summary preliminary design studies (APS) and administrative authorizations;- final preliminary design studies (APD);- project studies (Pro);- assistance for the award of public works contracts (Act);- approval of execution and synthesis studies (Visa);- direction of the execution of public contracts of works (Det); - assistance during acceptance operations and during the guarantee of perfect completion of the works (Aor). Complementary mission:Scheduling, Steering, Coordination (OPC)The contract will be extended if necessary to complementary mission elements

the purpose of the contract is to provide an architectural, technical and economic response to the programme defined by the contracting authority. Indeed, the contract will include at least the following mission elements, defined by Articles R.2431-19 to R.2431-23 of the same code: Mandatory missions:- diagnostic studies;- summary preliminary design studies (APS) and administrative authorizations;- final preliminary design studies (APD);- project studies (Pro);- assistance for the award of public works contracts (Act);- approval of execution and synthesis studies (Visa);- direction of the execution of public contracts of works (Det); - assistance during acceptance operations and during the guarantee of perfect completion of the works (Aor). Complementary mission:Scheduling, Steering, Coordination (OPC)The contract will be extended if necessary to complementary mission elements