answers: lintel
context: Bond beam A bond beam is a horizontal structural element, usually found as an embedded part of a masonry wall assembly. The bond beam serves to impart horizontal strength to a wall where it may not otherwise be braced by floor or roof structure. Bond beams encase steel reinforcing in grout or concrete, binding the structure together horizontally, and often interlocking with additional vertical reinforcement. A bond beam is typically found near the top of a freestanding wall. A bond beam may also be used to provide a consistent anchorage for floor or roof structure. Bond beam assemblies are most </s> Lintel A lintel or lintol is a structural horizontal block that spans the space or opening between two vertical supports. It can be a decorative architectural element, or a combined ornamented structural item. It is often found over portals, doors, windows and fireplaces. In the case of windows, the bottom span is instead referred to as a sill, but, unlike a lintel, does not serve to bear a load to ensure the integrity of the wall. Modern day lintels are made using prestressed concrete and are also referred to as beams in beam and block slabs or ribs in rib </s> structure above the opening. Headers are usually built to rest on trimmers, also called jacks. Areas around windows are defined by a sill beneath the window, and cripples, which are shorter studs that span the area from the bottom plate to the sill and sometimes from the top of the window to a header, or from a header to a top plate. Diagonal bracings made of wood or steel provide shear (horizontal strength) as do panels of sheeting nailed to studs, sills and headers. Wall sections usually include a bottom plate which is secured to the structure of a floor,
question: what is the beam above a door called