Electromechanical motion Travelling Bucket with Double Clamshell Gate operated by hydraulic power pack.Concrete hopper handled by crane or fork-lift, pneumatically operated with air tank.Concrete hopper handled by crane or fork-lift, hydraulically operated with battery.Electromechanical motion Wall Mounted Travelling Bucket with Single Clamshell Gate operated by hydraulic power pack.Electromechanical Motion Travelling Bucket with Shifting/Rotating Extraction Belt for concrete transportation and distribution to mobile or stationary finishing machines or overhead cranes in different aisles.Overhead Crane with Travelling Bucket.