Premed Concrete Acquisition Fc 140 Kg/Cm2 For The Project "Improvement Of The Riberan Protection Service Of The Rios Tumilaca And Moquegua -Section Ii (Tucuman Puent Tumilaca And Moquegua- Section Ii (Tucuman Bridge To The Montalvo Bridge), In The Districts Of Moquegua And Samegua Of The Province Of Mariscal Nieto-Department Of Moquegua ".