In Type IIB construction, the height limitation can be affected by which of the following?

In Type IIB construction, the height limitation is influenced by several factors, including occupancy type, fire separation distance, and the building's distance from lot lines. Each of these elements plays a critical role in determining the allowable height of the structure.

The occupancy type is significant because different occupancies have varied requirements based on the potential risk they pose. For instance, assembly areas and residential uses typically warrant stricter fire safety measures compared to storage facilities, which can affect height limits.

Fire separation distance refers to the space between the building and the property line or other structures. Adequate separation can enable taller buildings since it reduces the risk of fire spread to adjacent properties. Jurisdictions often have guidelines that dictate how these distances are calculated, which ultimately influences height limitations.

Additionally, the building's distance from lot lines relates to local zoning regulations, which might impose restrictions on how tall a building can be based on its proximity to property boundaries. This is designed to ensure safety and minimize impacts on neighboring properties.

Given that each of these factors can independently impact the maximum height that a Type IIB construction can achieve, it is correct that all of the above factors jointly influence the height limitations.