A plant for manufacturing half warm mix asphalts which comprises: - a first movable platform for feeding in a controlled manner the aggregates of the warm mix asphalt to a second movable platform, wherein said aggregates are heated, or directly conveyed to a fourth movable platform; said first movable platform comprising at least one hopper for feeding the aggregates, an automated bypass feeder for controlling the proportion of exit aggregates from the hopper, two conveyor belts, a device for positioning said exit aggregates of the conveyor on the second movable platform or on a movable conveyor belt located parallel to the second movable platform and being arranged for conveying directly a part of the exit aggregates from the first movable platform to a fourth movable platform, and two power units; - a second movable platform, wherein the aggregates coming from the first movable platform are heated, the second movable platform comprising a temperature exchanger, a drying drum wherein the aggregates are heated and which is connected to a burner a shuttle conveyor belt carrying the exit material of the first movable platform to the drying drum, an electric cabinet for control, and a fume exhaust for the fumes coming from the drying drum and directed towards a third movable platform; - a third movable platform, wherein the aggregates coming from the second movable platform are filtered; the third movable platform comprising a filter connected to the fume exhaust coming from the second movable platform, a fume exhaust connected to the filter and an electric cabinet wherein this movable platform is controlled; - a fourth movable platform, wherein the material coming from the exit of the second movable platform or arriving directly from the first movable platform is mixed, with an emulsion, a filler and with any other materials, the mixed materials being different according to the desired end product, - and at least one fuel tank arranged for feeding the drying drum and the burner. - a first movable platform for feeding in a controlled manner the aggregates of the warm mix asphalt to a second movable platform, wherein said aggregates are heated, or directly conveyed to a fourth movable platform; said first movable platform comprising at least one hopper for feeding the aggregates, an automated bypass feeder for controlling the proportion of exit aggregates from the hopper, two conveyor belts, a device for positioning said exit aggregates of the conveyor on the second movable platform or on a movable conveyor belt located parallel to the second movable platform and being arranged for conveying directly a part of the exit aggregates from the first movable platform to a fourth movable platform, and two power units; - a second movable platform, wherein the aggregates coming from the first movable platform are heated, the second movable platform comprising a temperature exchanger, a drying drum wherein the aggregates are heated and which is connected to a burner a shuttle conveyor belt carrying the exit material of the first movable platform to the drying drum, an electric cabinet for control, and a fume exhaust for the fumes coming from the drying drum and directed towards a third movable platform; - a third movable platform, wherein the aggregates coming from the second movable platform are filtered; the third movable platform comprising a filter connected to the fume exhaust coming from the second movable platform, a fume exhaust connected to the filter and an electric cabinet wherein this movable platform is controlled; - a fourth movable platform, wherein the material coming from the exit of the second movable platform or arriving directly from the first movable platform is mixed, with an emulsion, a filler and with any other materials, the mixed materials being different according to the desired end product, - and at least one fuel tank arranged for feeding the drying drum and the burner.