Also known as Drive-In automation. It is Semi-Automatic warehouse rack system. Can apply FIFO & FILO storage principle on all loading platforms. Deep Tunnel loading with the help of a Radio shuttle. Forklift places pallet at the first loading position & then shuttle takes the pallet deep inside to the first available empty space Un-loading pallet from the tunnel, shuttle picks up the pallet & brings it to the first loading position for the forklift to pick it up. Maximum storage capacity achieved without any expensive material handling equipment, where a normal forklift is used.