Q: Is lumber the raw material for furniture-making and other items requiring additional cutting and shaping? ¶
Q: Is lumber insufficient? ¶
A: Yes, and also in areas where a heavy load is bearing from a floor, wall or roof above on a somewhat short span where dimensional lumber is impractical.
Q: Is lumber commonly sold in a "quarter" system when referring to thickness? ¶
A: Yes, 4/4 refers to a 1-inch-thick board, 8/4 is a 2-inch-thick board, etc.
Q: Is lumber typically either kiln- or air-dried? ¶
Q: Is lumber readily available for end-uses where high strength is critical? ¶
A: Yes, such as trusses rafters, laminating stock, I-beams and web joints.
Q: Is lumber heavily treated with salt? ¶
Q: Is lumber available in green? ¶
A: Yes, and unfinished state, and for that kind of lumber, the nominal dimensions are the actual dimensions.
Q: Is lumber supplied in standard sizes? ¶
A: Yes, and mostly for the construction industry—primarily softwood, from coniferous species, including pine, fir and spruce , cedar, and hemlock, but also some hardwood, for high-grade flooring.
Q: Is lumber mainly used for structural purposes but has many other uses as well? ¶
Q: Is lumber cut by ripsaw or resaw to create dimensions that are not usually processed by a primary sawmill? ¶
Q: Is lumber lumber that is cut to standardized width and depth? ¶
A: Yes, and specified in inches.
Q: Is lumber blamed for deforestation? ¶
Q: Is lumber lumber created by a manufacturer and designed for a certain structural purpose? ¶
Q: Was lumber reduced from 1 5⁄8 inch to the current 1 1⁄2 inch? ¶
Q: Is lumber the result of secondary or tertiary processing/cutting of previously milled lumber? ¶
Q: Is lumber 6, 8, 10, 12, 14, 16, 18, 20, 22 and 24 feet? ¶
A: Yes, For wall framing, "stud" or "precut" sizes are available, and are commonly used.
Q: Is lumber not yet milled? ¶
A: Yes, and avoiding confusion with milled dimension lumber which is s measured as actual thickness after machining.
Q: Is lumber rarely used in relation to wood, and timber is almost universally used in its place? ¶
A: Yes, but lumber has several other meanings in Britain, including unused or unwanted items.
Q: Is lumber compromised if it is altered by holes or notches anywhere within the span or at the ends? ¶
A: Yes, but nails can be driven into it wherever necessary to anchor the beam or to add hangers for I-joists or dimensional lumber joists that terminate at an LVL beam.