*. Insert Column:
- Check the size of the column geometry, take heart under 2 mark, and define the focus and marked elevation.
- When erecting crane foundation to build on columns from a horizontal position to the upright stand in the way drag and rotate 2.
+ drag method often used to build the column when no arm crane (Crane column ...)
+ Method rotating crane gently manipulated, negligent overload applied to up the heavy columns> 8 tons.
- Choice of instruments hanging forced concrete columns (hanging wire, hanging blow, friction clamps) depending on weight, size, shape, position of the crane hook Column.
- After the erection of columns in the nail must check plinth position compared with the design rules, tolerances according to Table 1 attached and temporarily fixed into the foundation plinth and then remove the hook is freed crane. When the column was still hung up the adjustment by hand or move columns so that the horizontal center lines inscribed on the cup nail shaft and overlap.
- Check the shoulder height of the column or columns by peak height average hydro. Check the stand's column by theodolite or parallel alignment plumb with the center lines of two perpendicular planes. Background checks prescribed by the design and tolerances in Table 1 attached.
- The temporary measures tied to fixed depending on the structural foundation of the house and installation methods, often using wood wedges to fix temporary , wood is good wood, solid and dry length 25 cm wedge right. After closing in the gap have to nail a piece humps 12 cm.
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