Machine preparation: loading machine, tip lorry, 8T road roller, frog rammer, plate-type concrete vibrator, insertion-type concrete vibrator, sewage pump.

• 机具准备：装载机、自卸汽车、8T压路机、蛙式打夯机、平板式混凝土振动器、插入式混凝土振动器、污水泵。