| 1. One having horizontal or nearly horizontal upper and lower surfaces; also called a Flat Arch or Straight Arch. 2. Any arch that is roughly built.
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| A medium sized plane used in the first stages of planing.
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| 1. A short rafter that joins a hip rafter to the top of the wall plate. 2. A short rafter that joins a valley rafter to a ridge board.
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| A mechanical device for lifting heavy objects.
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| see Aluminum Jacket.
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| A pneumatic concrete breaker.
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| In prestressed concrete, the device used to stress the tendons.
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| The temporary force exerted by a device that introduces tension into prestressing tendons in prestressed concrete.
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| Forcing pipe through the ground in a tunnel created by the pipe itself; the pipe is generally jacked horizontally in short lengths.
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| In prestress concrete, the maximum stress occurring in a tendon during stressing.
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| A person who can do many different kinds of work.
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| Mechanism for a Wilton carpet loom which produces the desired color design using a chain of perforated cardboard cards punched according to the design elements, which when brought into position activates this mechanism by causing it to select the desired color of yarn to form the design on the pile surface; the unselected colors are woven dormant through the body of the fabric.
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| Irregularities left on the edges of ceramic tile due to the use mainly of hand cutting tools.
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| A window with stationary or adjustable blinds angled to permit air and provide shade, while preventing rain from entering.
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| A blind or shutter made of a row of angled slats to keep out rain and control the influx of light.
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| steel anchor used to fasten a steel door frame to the wall or partition construction.
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| A concrete masonry unit with a preformed slot to receive a window or door frame.
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| see Door Jamb.
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| The vertical side of a door or window frame.
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| Colored paste made by grinding high-quality colors in hard drying varnish.
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| Varnish gum with a large proportion of metallic salts, such as lead, cobalt, or manganese, added to hasten drying; used in paints, varnishes, and enamels.
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| Varnish made from sap of a tree which grows in Japan; becomes very hard and black as it dries.
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| Carpet surface characterized by irregular stripes produced by varying textures or shades of the same color.
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| An electrical junction box.
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| A crane which has a projecting arm off its derrick boom.
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| The arm of a crane.
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| A tool or template used to maintain mechanically the correct positional relationship between a piece of work and the tool or between parts of work during assembly.
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| Forming ceramic ware from a plastic body by differential rotation of a profile tool and mold, the mold having the contour of one surface of the ware and the profile tool that of the other surface.
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| 1A machine saw with a narrow reciprocating blade used for cutting curved and intricate patterns. 2. A scroll saw.
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| A grate tamper for pushing coarse aggregate slightly below the surface of a slab to facilitate finishing.
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