1, in the column installation position, the upper and lower bricks or concrete are embedded with solder joints.

2. According to the inner diameter of the Roman column, the tripod is welded with angle steel to make the inner keel. The lower part should be welded firmly with the underground embedded parts, with space left above, and the tripod can be connected with the installation.

3. Put the column foundation and column body on the keel, correct the groove position, and then connect some welding spots buried on the upper surface of the column foundation with the steel bars on the keel, and install them vertically section by section until the last column.

4. The stigma consists of two parts. The triangular keel is connected with the upper embedded parts and welded to death, and the head is combined with the first half of the stigma.