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A storey pole (or story pole, storey rod, [1] story stick, [2] jury stick, [3] scantling, [4] scantillon [5]) is a length of narrow board usually cut to the height of one storey. [6] It is used as a layout tool for any kind of repeated work in carpentry including stair-building , framing , timber framing , siding , brickwork , and setting tiles.
External pattress boxes: power and data sockets. A pattress or pattress box or fitting box (in the United States and Canada, electrical wall switch box, electrical wall outlet box, electrical ceiling box, switch box, outlet box, electrical box, etc.) is the container for the space behind electrical fittings such as power outlet sockets, light switches, or fixed light fixtures.
When taking forest inventory the following are important things to measure and note: species, diameter at breast height (DBH), height, site quality, age, and defects. From the data collected one can calculate the number of trees per acre, the basal area, the volume of trees in an area, and the value of the timber. Inventories can be done for ...
In civil engineering, clearance refers to the difference between the loading gauge and the structure gauge in the case of railroad cars or trams, or the difference between the size of any vehicle and the width/height of doors, the width/height of an overpass or the diameter of a tunnel as well as the air draft under a bridge, the width of a lock or diameter of a tunnel in the case of watercraft.
Then the relative height of this point to the base of the tree can be measured, and the total height of the tree determined. A two-person team will make this process easier. The drawbacks of this method include among others: 1) difficulty in correctly identifying the actual top of the tree from the ground, 2) being able to locate the same top ...
A bill of materials or product structure (sometimes bill of material, BOM or associated list) is a list of the raw materials, sub-assemblies, intermediate assemblies, sub-components, parts, and the quantities of each needed to manufacture an end product. A BOM may be used for communication between manufacturing partners or confined to a single ...
The U.S. National Electrical Code (NEC) defines a switchboard as "a large single panel, frame, or assembly of panels on which are mounted, on the face, back, or both, switches, over-current and other protective devices, buses, and usually instruments". [2]
An inventory is an itemized list of objects that a museum has accessioned or received via loan(s) and must be physically located by an examiner. A complete, one-hundred percent inventory, or a random inventory of the collection should be carried out periodically to ensure the museum is operating under best practices and for security purposes. [ 1 ]