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Concrete Joint Control
1. Concrete Joint : CONTROL A groove machined into the concrete’s surface allowing for cracking to occur in the joint, while not being visible
2. CONCRETE JOINT : ISOLATION Joint used to isolate concrete slab from columns, walls, drains, etc.
3. Concrete Masonry Unit Large rectangular brick used in construction made from cast concrete, Portland cement, and aggregates. Three courses of brick are equal to one course of c.m.u.
23. Front End Loader Used to move large quantities of soil and to load trucks Differs than a bulldozer in that bulldozers cannot scoop up materials or load trucks Differs from a backhoe in that it doesn’t have an excavating arm
24. Gypsum Board Used to construct interior walls, made by pressing gypsum plaster between two sheets of thick paper
25. Heat Pump Advantage: reduces energy purchase required to heat building Disadvantage: high installation cost
26. The condenser coils are tubes that carry refrigerant allowing the unit to coolThe compressor compresses cool Freon gas molecules into hotter, high pressure molecules that are then transported to the air conditioning unit
31. Lintel A beam that carries the load of a wall across an opening
32. Rebar A rod or bar used for reinforcement in concrete or asphalt pouring Size #6 Rebar, ¾ “ diameter Deformation ensure that the concrete and rebar lock together to form one component
33. Gutter Channel or trough on roof edge that transfers water from roof down to spout Downspout Pipe used for conveying rain water from roofs and or gutters to the ground
34. Splash block Small block typically made of concrete that catches rainwater from the downspout and directs it away from a building
35. Underlayment Use to temporarily protect roof sheathing until the final roof finish is completed This underlayment is keeping the roof sheathing dry
37. Shingle A thin oblong piece of material, such as wood or slate, that is laid in overlapping rows to cover the roof or sides of a house or other building