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Backhand to Butt Joint

By The Old House Web

 

Backhand. A simple molding sometimes used around the outer edge of plain rectangular casing as a decorative feature.

 

Backfill. The replacement of excavated earth into a trench around and against a basement foundation.

 

Balusters. Usually small vertical members in a railing used between a top rail and the stair treads or a bottom rail.

 

Balustrade. A railing made up of balusters, top rail, and sometimes bottom rail, used on the edge of stairs, balconies, and porches.

 

Barge board. A decorative board covering the projecting rafter (fly rafter) of the gable end. At the cornice, this member is a facia board.

 

Base or baseboard. A board placed against the wall around a room next to the floor to finish properly between floor and plaster.

 

Base molding. Molding used to trim the upper edge of interior baseboard.

 

Base shoe. Molding used next to the floor on interior baseboard. Sometimes called a carpet strip.

 

Batten. Narrow strips of wood used to cover joints or as decorative vertical members over plywood or wide boards.

 

Batter board. One of a pair of horizontal boards nailed to posts set at the corners of an excavation, used to indicate the desired level, also as a fastening for stretched strings to indicate outlines of foundation walls.

 

Bay window. Any window space projecting outward from the walls of a building, either square or polygonal in plan.

 

Beam. A structural member transversely supporting a load.

 

Bearing partition. A partition that supports any vertical load in addition to its own weight.

 

Bearing wall. A wall that supports any vertical load in addition to its own weight.

 

Bed molding. A molding in an angle, as between the overhanging cornice, or eaves, of a building and the side. walls.

 

Blind-nailing. Nailing in such a way that the nailheads are not visible on the face of the work-usually at the tongue of matched boards.

Blind stop. A rectangular molding, usually 3/4 by 1-% inches or more in width, used in the assembly of a window frame. Serves as a stop for storm and screen or combination windows and to resist air infiltration.

 

Blue stain. A bluish or grayish discoloration of the sapwood caused by the growth of certain moldlike fungi on the surface and in the interior of a piece, made possible by the same conditions that favor the growth of other fungi.

 

Bodied linseed oil. Linseed oil that has been thickened in viscosity by suitable processing with heat or chemicals. Bodied oils are obtainable in a great range in viscosity from a little greater than that of raw oil to just short of ~i jellied condition.

 

Boiled linseed oil. Linseed oil in which enough lead, manganese, or cobalt salts have been incorporated to make the oil harden more rapidly when spread in thin coatings.

 

Bolster. A short horizontal timber or steel beam on top of a column to support and decrease the span of beams or girders.

 

Boston ridge. A method of applying asphalt or wood shingles at the ridge or at the hips of a roof as a finish.

 

Brace. An inclined piece of framing lumber applied to wall or floor to stiffen the structure. Often used on walls as temporary bracing until framing has been completed.

 

Brick veneer. A facing of brick laid against and fastened to sheathing of a frame wall or tile wall construction.

 

Bridging. Small wood or metal members that are inserted in a diagonal position between the floor joists at midspan to act both as tension and compression members for the purpose of bracing the joists and spreading the action of loads.

 

Buck. Often used in reference to rough frame opening members. Door bucks used in reference to metal door frame.

 

Built.up roof. A roofing composed of three to five layers of asphalt felt laminated with coal tar, pitch, or asphalt. The top is finished with crushed slag or gravel. Generally used on flat or low-pitched roofs.

 

Butt joint. The junction where the ends of two timbers or other members meet in a square-cut joint.



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