PURPOSE: To make the best use of a plant site and to prevent noise pollution by making a necessary container that is positioned to the underside of an underground truck yard a cylindrical structure, and by providing a silo section and a working section to the inside of the container.
CONSTITUTION: A truck yard 4 communicating with the ground surface through an inclined passage 2 and a necessary container positioned under the yard are constructed under the ground to form a concrete underground structure 1. The container is constructed in a cylindrical structure 6 and its inside is divided with partition walls 7. A silo section 8 composed of silos 8a in necessary numbers and a working section 9 are provided in the container. A hopper 11 for supply of aggregates is installed on a floor board 4a of the truck yard 4 over the silo section 8, and a conveyer shaft 18 is provided perpendicularly in a part of the working section 9 and is connected to a batcher plant 21 installed above. An aggregate delivery device is provided between the conveyer shaft 18 and a delivery port 14 provided to the underside of the silo section 8, and a plant for separation of aggregates and waste water treatment and a cement silo 24 are installed in the working section 9.
KAZAMA HIROSHI
SUGIMOTO TOSHIO
NEGAMI YOSHIAKI
