The horizontal beam or timber in a building that is secured to the foundation and is the base for the rest of the structure.
More example sentences
- In most cases, the damage included tilted roofs, broken groundsills, and broken walls and tile.
- The cruck blades used in its construction spring directly from the groundsills and these support the roof timbers.
- The inside groundsill has anchor bolts previously installed that permit an easy mounting of columns or posts on the inside groundsill.