What is the name of the component part of the cap/lid that provides strength and rigidity of a transverse cut?

The component part of the cap or lid that provides strength and rigidity in a transverse cut is correctly identified as the bridge, also known as the header or cap filler. This part plays a crucial role in maintaining the structural integrity of the cap/lid, particularly when subjected to forces that could affect its shape or stability.

The bridge functions by supporting the outer layers of the lid, allowing for effective weight distribution and preventing potential collapse or deformation. Its design ensures that the cap retains its form even when the top is cut and allows for durability in construction. This support is vital not only for aesthetic purposes but also for ensuring that the overall structure remains robust.

Options like the cap panel refer to other parts of the cap or lid but do not specifically serve the structural role filled by the bridge. Similarly, the casket shell is the outer structure of the casket as a whole, while the crown structure typically denotes the upper section of the lid but does not emphasize the strength and rigidity provided by the bridge. Thus, the bridge is specifically recognized for its critical function in reinforcing the transverse cut area of the cap.