Intermediate silo for the transfer of bulk cement from ship to pneumatic transport trucks. The silo is mounted on a trailer chassis and is self-contained and portable. The silo is equipped with an electro-generator, fan, compressor, two dust suppression systems and two folding screw conveyors. Air pads fluidize the cement in the silo and direct it to the screw conveyors. The silo is capable of feeding two pneumatic trucks simultaneously.