A method for manufacturing a vehicle-tire belt structure includes preparing half-strips; splicing respective half-strips to form belt strips; moving the belt strips toward at least one assembly drum; and superposing portions of the belt strips to form a belt structure. Related methods for manufacturing vehicle-tire belt packages and crown structures are also disclosed. A plant for manufacturing a vehicle-tire belt structure includes an extrusion apparatus to form a fabric sheet; means to transport the sheet; a device for cutting the sheet to form multiple strips; a device for preparing first and second half-strips; means for transporting the half-strips; a device for splicing the first half-strips and the second half-strips to form belt strips; a device for cutting the belt strips into portions; and at least one assembly drum adapted to support the portions. Related plants for manufacturing vehicle-tire belt packages and crown structures are also disclosed.
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