What equipment should be used for compaction in areas inaccessible to a roller?

The use of a mechanical or hand tamper is ideal for compaction in areas that are inaccessible to standard rollers due to their size and maneuverability. These tools are specifically designed to compact soil, asphalt, and other materials in tight or confined spaces where larger equipment cannot operate effectively.

A mechanical tamper utilizes a vibrating plate to effectively consolidate the material beneath it, creating a dense and stable base without needing the extensive reach of larger machinery. Hand tampers, typically used for smaller jobs, allow for even greater precision and control, making them suitable for areas that demand careful work around existing structures or utilities. This versatility makes both options appropriate for achieving effective compaction in limited-access areas.

In contrast, a vibratory roller is generally used for larger, open areas where it can navigate easily, but it lacks the ability to effectively compact materials in tighter spaces. Similarly, while a plate compactor is also a viable option for compacting in limited areas, the question specifies that the tamper is the best option. An excavator, while useful for many tasks, is not designed for compaction and therefore would not be suitable for this purpose.