Architectural and Engineering Glossary
M
An adhesive backed paper tape used in masking,
A person who is skilled in the craft of building with units of natural or artificial mineral products,such as bricks, stones,and cinderblocks,that are usually bonded or cemented with mortar to similar units.
See axhammer.
A hammer with a heavy steel head,one face of which is shaped like a chisel for trimming brick or stone.
Same as mason’s V-joint pointing.
See lead, 1.
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A level similar to a carpenter’s level but longer.
See building lime.
See banker mark.
A measure of the quantity of masonry units required for a job;corners are counted twice,and no allowance is made for small openings.
A masonry joint having the appearance of a miter joint but actually shaped from a single solid stone.
A lime putty to which portland cement and stone dust have been added;esp.used in ashlar work.
A totally self-supporting scaffold,having two rows of standards,capable of carrying unusually heavy loads.
Same as mason’s miter.
Pointing in which the mortar is given a profile similar to a flattened V;may also have a flat fillet at top and bottom.
A proprietary name for a widely used commercial hardboard.
1.The art of shaping,arranging,and uniting stone,brick,building blocks,etc.,to form walls and other parts of a building. 2.Construction using masonry units of such materials as clay,shale,glass,gypsum,or stone,set in mortar; this term includes concrete masonry units but excludes reinforced concrete.
See prefabricated masonry panel.
The metal piece inside the throat of a hollow metal doorframe which secures the frame to a masonry wall.
Same as masonry unit.
See bond.
for use in mortars for masonry construction where greater plasticity and water retention are desired than are obtainable by the use of portland cement alone;such a cement always contains one or more of the following materials:portland cement,portland-pozzolan cement,natural cement,slag cement,and hydraulic lime,and usually contains one or more of the following:hydrated lime,pulverized limestone,chalk,talc,pozzolan,clay,and gypsum;many masonry cements also include entrained air and a water repellent.
A layer of masonry units running (essentially) horizontally in a wall.
A U-shaped metal fastener used to hold adjacent units of masonry together.
Same as star drill.
A masonry unit which is used to fill the space between joists or beams,providing a platform for a cast in place concrete slab.
Any cementitious mixture used to fill voids in masonry.
A plaster guard.
Any joint between masonry units bonded with mortar.See colonial joint,concave joint, excess joint, extruded joint, flat joint,flush cut joint, hick joint,hungry joint, keyed joint, raked joint,rodded joint, rough cut joint, ruled joint, scored joint,scribed joint,skintled joint, spalled joint,struck joint, tooled joint,troweled joint, V-joint,weather joint,weather struck joint.Also see pointing.
See masonry cement and mortar.
A hardened steel nail with a knurled or fluted shank;esp.used for fastening to masonry.
A durable paint expressly designed to coat exterior masonry surfaces.Also see cement paint.
See reinforcement.
1.See wall tie.2.See tie, 1.
A masonry facing laid against a wall and not structurally bonded to the wall.
A wall built of masonry units so arranged as to provide an air space within the wall,and in which the facing and backing of the wall are bonded together with masonry units.
Same as masonry.
Same as sanctus bell.
The loss of mass per unit by materials burning under specified conditions.
Same as center of gravity.
When viewed by reflected light,the color of a pigment vehicle mixture which is thick enough to completely obscure the back- ground.
Any volume of cast in place concrete intended to resist applied loads by virtue of its mass;generally cast as a monolithic structure;usually incorporates a high proportion of large coarse aggregate and a low cement content.
The adiabatic curing of concrete in sealed containers.
A calculation employing a graph portraying the cumulative quantities of cut and fill along the center line (cutis shown as a positive quantity and fillis shown as a negative quantity);used to determine the haul.
A gravity wall.
A yellow amorphous powder,the crystalline form of which is litharge;used as a pigment.
The undiluted color of a pigment or pigmented paint film.
1.A tower which carries one or more load lines.2.The load-bearing component of a derrick,or the like.
A bracket attachment to a lamppost or pole from which a luminaire is suspended.
A freestanding tomb used in ancient Egypt,consisting of a rectangular superstructure with inclined sides,from which a shaft leads to underground burial and offering chambers.