Proper construction of floors is essential because, no matter how well the foundation of a building is constructed, a structure will not stand if the floors and sills are poorly assembled.
Terms Associated with Floor Systems
The high point of the crooked edge of a framing member.
The weight of permanent, stationary construction and equipment included in a building.
An approved material used to fill air passages in a frame to retard the spread of fire.
The supporting portion of a structure, including the footings.
A framing member used in platform framing into which the common joists are fitted, forming the box sill. Header joists are also used to support the free ends of joists when framing openings in a floor.
A metal stirrup secured to the face of a structural member, such as a girder, to support and align the ends of joists flush with the member.
Any type of notch in a stud, joist, etc., which holds another piece. The item that is supported by the notch is said to be let-in.
The total of all moving and variable loads that may be placed upon a building.
A column of masonry used to support other structural members, typically girders or beams.
The top or bottom horizontal member at the top of a wall.
A length of lumber applied over a joint to strengthen it.
To join the ends of stock together with a sloping lap joint so there appears to be a single piece.
The bottom horizontal member of a wall frame.
The distance between structural supports such as walls, columns, piers, beams, or girders.
Short joists that run from an opening to a bearing.
A full-length joist that reinforces a rough opening in the floor.
An engineered assembly made of wood or wood and metal members, used to support floors and roofs.
A material, such as particleboard or plywood, laid on top of the subfloor to provide a smoother surface for the finished flooring.