2020 年 26 巻 63 号 p. 440-444
In order to clarify the actual state of the inspection method of the transport pipes attached to the concrete pump with a boom, this study carried out a questionnaire survey for Japan concrete pumping association. The main points of the results are as follows. The inspection method differs depending on the type of steel pipe, and hoses are visually inspected. The inspection frequency is once a month for steel pipes and docking hoses, and every time before work for tip hoses. The records of inspection results and reports to general contractors are more for steel pipes than for hoses.