B-3 "B. Removal and loading
1. Formwork shall be removed in accordance with the relevant Formwork Specification.
2. Forms for self-supporting members, and water-tight basins may be removed if the concrete strength is at least 80 percent of the specified 28 day strength.
3. A formwork striking plan shall be submitted to the Principal for review and comment. Forms shall not be left permanently in place.
4. No superimposed load shall be applied to self-supporting members until results of compression testing and calculations demonstrate that the load can be accommodated.