What are the standards for the use of concrete pumps?
The concrete pump should be firmly fixed before use, support four feet to make the tire from the ground, or remove the tire.
The operator (the pump of the concrete pump) shall record the operation of the concrete pump as required.
Pumping operation to transfer the end of the transfer pump legs, the first income after the legs, put down the ground wheel, and then receive the front legs;
The concrete in the concrete feed pump hopper must be higher than the stirring shaft to avoid concrete splashing due to the inhalation of air;
