The columns should be buried in stages. The two columns at the ends are buried first, and the half at the center is then embedded. From a straight perspective, the axis of the column should be a straight line, and the phenomenon of uneven length cannot be seen. From a conceptual point of view, the top of the column should be smooth and unfair.
When the drawing requires the pile, bracket or anchor head to be embedded in the cement foundation, the guarantor shall provide necessary temporary zippers or brackets and fix the column in a suitable orientation until the cement hardens.
Maintaining and maintaining the size and model of the net network requirements should be determined by the way the equipment is completed, or the structure, structure, and columns of the equipment grid should support the company. All nets and lines should be tight and unchanged. The height of the equipment shall meet the requirements of the drawing. The equipment of the maintenance net is finished, and the bottom of the column needs to be finally compacted.