Design standard of preload settlement stakes. Use this standard for study purposes only.
General notes:
- Allowable tolerances
- On distances between any two studs plus or minus (2 +0.6L) mm where L is distance between subject studs in m
- On dimensions marked thus * plus or minus 1.5 mm
- Bottom of pipe (part 1) to be embedded in concrete footing
- All pipes to be painted externally with one layer of red lead oxide
- After painting, the survey lugs shall be numbered as shown, by means of 40 mm hight figures, painted in black
- For location of stakes and elevation "C" see drawing no. ...
Note for designer:
- Dimension A = height of finished tank pad above elevation "C" plus expected settlement minus thickness of finishing layer(s) and minus 350 mm
The next figures show a typical design:
