Study And Monitoring Of The Execution Of Dam Construction Works In The Regions Of Fes-Meknes, Marrakech-Safi And The Oriental In Four Lots: Lot 1: Study And Monitoring Of Execution Of The Construction Works Of The Serrafa Dam In The Province Of Taza Lot 2: Study And Monitoring Of The Execution Of The Construction Works Of The Laaracha Dam In The Province Of Essaouira Lot 3: Study And Monitoring Of The Execution Of The Works Construction Of The Ras Kraa Dam In The Province Of Figuig Lot 4: Study And Monitoring Of The Execution Of The Construction Works Of The Mkeb Njima Dam In The Province Of Taourirt