| 摘要 |
PROBLEM TO BE SOLVED: To securely place specifically mixed kinds of concrete to respectively designated locations even if a plurality of transfer cars, cable cranes, and dump trucks are used in construction of a large-scale dam. SOLUTION: A concrete hopper set block number, destination block altitude data, and a placed block number are written in a cable crane automatic operating system 12. A concrete data managing apparatus 10 receives a number indicative of a mixed kind of concrete to be charged from a batcher plant 11, and receives a number and an altitude of a destination block and a number and an altitude of placed block, from the cable crane automatic operating system 12. Then, the managing apparatus 10 supplies the data to transfer cars 1a, 1b, 1c, cable cranes, and dump trucks 3a, 3b, 3c, whereby the dump cars 3a, 3b, 3c place concrete to respective locations. |
