What design option can be used as an alternative for sloping if necessary?

The correct answer is based on the availability of tabulated data that provides pre-determined guidelines for various excavation scenarios, including alternatives to sloping. This type of data can include information on specific soil types, stability factors, and safety measures that are generated from research and field studies.

Using other tabulated data as an alternative offers a standardized approach that can be more efficient and reliable than relying solely on generic construction guidelines or independently developed criteria, which may not take into account specific local conditions or the latest safety standards. Furthermore, manufacturer-specific recommendations typically focus on equipment usage rather than excavation safety standards, making them less relevant for determining sloping alternatives.

Thus, when sloping is not feasible due to site conditions or project requirements, consulting other tabulated data provides a validated and structured methodology, ensuring safety and compliance in excavation operations.