for a distance of 5,500 yards the tube has a diameter of only 1¾ feet i.e. 21 inches , the ascent here being so slight as not to require the same amount of force as is required on the steep grade to st germain, where the pipe, for a distance of 3,800 yards, is 2 feet 1 inch i.e. 25 inches in diameter. the steam engines had accumulators:
lumber refers to smaller dimension or dressed lumber such as 2x4 or 2x6 used in modern construction. interestingly a sawmill refers to the first machine to cut the lumber, whereas, in modern trade usage, 'milled' lumber is further dressed by planing to standard dimensions, or made into molding or specialized forms for cabinet making.
aulacomnium palustre, the bog groove-moss or ribbed bog moss, is a moss that is nearly cosmopolitan in distribution. it occurs in north america, hispaniola, venezuela, eurasia, and new zealand.in north america, it occurs across southern arctic, subboreal, and boreal regions from alaska and british columbia to greenland and quebec.documentation of ribbed bog moss's distribution in the .
laminated veneer lumber lvl – lvl comes in 1 3 ⁄ 4 inch thicknesses with depths such as 9 1 ⁄ 2, 11 7 ⁄ 8, 14, 16, 18, and 24 inches, and are often doubled or tripled up. they function as beams to provide support over large spans, such as removed support walls and garage door openings, places where dimensional lumber is insufficient, and also in areas where a heavy load is bearing .
a screw is a type of fastener, in some ways similar to a bolt see differentiation between bolt and screw below , typically made of metal, and characterized by a helical ridge, known as the male thread external thread . screws are commonly used to fasten materials by digging in and wedging into a material when turned, while the thread cuts grooves in the fastened material that may help pull .
consequently, a 1-inch 25 mm copper pipe had a 1 1 ⁄ 8-inch 28.58 mm outside diameter. the outside diameter was the important dimension for mating with fittings. the wall thickness on modern copper is usually thinner than 1 ⁄ 16-inch 1.6 mm , so the internal diameter is only 'nominal' rather than a controlling dimension.
modern laminates consist of 1/16 inch 1.6 mm thick sheets of wood, usually birch, which are impregnated with epoxy, laid with alternating grain directions, and cured at high temperatures and pressures. the resulting composite material is far stronger than the original wood, free from internal defects, and nearly immune to warping from heat or .
a tapered reamer may be used for cleaning burrs from a drilled hole, or to enlarge a hole. the body of the tool tapers to a point. this type of reamer consists of a body which, typically, is up to 1/2 inch in diameter, with a rod cross piece at the large end acting to form a handle. it is especially useful for working softer metals such as .
a tapered reamer may be used for cleaning burrs from a drilled hole, or to enlarge a hole. the body of the tool tapers to a point. this type of reamer consists of a body which, typically, is up to 1/2 inch in diameter, with a rod cross piece at the large end acting to form a handle.
spray foam insulation or spray polyurethane foam spf is an alternative to traditional building insulation such as fiberglass.a two-component mixture composed of isocyanate and polyol resin comes together at the tip of a gun, and forms an expanding foam that is sprayed onto roof tiles, concrete slabs, into wall cavities, or through holes drilled in into a cavity of a finished wall.
they are supported on a bottom plate or foundation sill and in turn support the top plate. studs usually consist of 1.5 by 3.5 inches 38 mm × 89 mm or 1.5 in × 5.5 in 38 mm × 140 mm lumber and are commonly spaced at 16 in 410 mm on center.
the box beam would be laid on top of 10 inch concrete posts, with an anchor bolt in the concrete. the span between the posts needs to be 8 feet. the box would be constructed by laying one 2x6 flat on the posts, with two 2x6s laid on edge on top of the first the overlap would be on the bottom, not the sides, so that the beam would measure 8.5 inches high .
this glossary of medical terms is a list of definitions about medicine, its sub-disciplines, and related fields.. most of the terms listed in wikipedia glossaries are already defined and explained within wikipedia itself. however, glossaries like this one are useful for looking up, comparing and reviewing large numbers of terms together.
pole framing or post-frame construction pole building framing, pole building, pole barn is a simplified building technique adapted from the labor-intensive traditional timber framing technique. it uses large poles or posts buried in the ground or on a foundation to provide the vertical structural support, along with girts to provide horizontal support. . the method was developed and matured .
a biscuit joiner or sometimes plate joiner is a woodworking tool used to join two pieces of wood together.a biscuit joiner uses a small circular saw blade to cut a crescent-shaped hole called the mouth in the opposite edges of two pieces of wood or wood composite panels.an oval-shaped, highly dried and compressed wooden biscuit beech or particle wood is covered with glue, or glue is .
the accuracy international arctic warfare rifle is a bolt-action sniper rifle designed and manufactured by the british company accuracy international.it has proved popular as a civilian, police, and military rifle since its introduction in the 1980s.the rifles have some features that improve performance in very cold conditions which gave the rifle its name without impairing operation in less .