Final Answer:
The damaged legacy CCB blocks should be replaced with New CCB blocks.
Therefore, correct answer is 1. New CCB blocks
Step-by-step explanation:
When encountering damaged legacy CCB blocks on site, it is crucial to replace them with new CCB blocks. The term "legacy" implies that the existing blocks are outdated and may not be compatible with updated standards or technologies. Choosing new CCB blocks ensures a fresh, reliable foundation, meeting current specifications and safety requirements. Introducing updated, compatible, upgraded, or modernized blocks might lead to inconsistencies or potential issues in integration. Therefore, opting for new CCB blocks guarantees a seamless replacement process and long-term structural integrity.
In construction, using outdated or incompatible materials can compromise the overall quality and safety of a project. Therefore, it is essential to prioritize the use of new components that align with current industry standards and regulations.
Therefore, correct answer is 1. New CCB blocks
Your question is incomplete, but most probably your full question was
If encountered on site, legacy CCB blocks that are damaged must be replaced with which of the following?
1. New CCB blocks
2. Updated CCB blocks
3. Compatible CCB blocks
4. Upgraded CCB blocks
5. Modernized CCB blocks