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Among its basic uses are marking common, hip, valley and hip, or valley jack rafters, laying out stair stringers, determining and marking angles, and making square cuts on boards. Common lines made using a speed square include perpendicular cut marks and Angles definition of an angle for roofs, stairways, and decks. The tool uses a 0° reference.
The following is a list of trades in construction.. Bell hanger installs mechanical and electrical bell systems; Boilermaker, works in nuclear, oil and gas industry, shipyards, refineries, and chemical plants, on boilers, pressure vessels, and similar equipment.
The CN Tower's staircase reaches the main deck level after 1,776 steps and the Sky Pod above after 2,579 steps; it is the tallest metal staircase on Earth. The Gemonian stairs were infamous as a place of execution during the early Roman Empire, especially during the period postdating Tiberius. [53]
The deck of a house is generally a wooden platform built above the ground and connected to the main building. It is generally enclosed by a railing for safety. Access may be from the house through doors and from the ground via a stairway. Residential decks can be constructed over steep areas or rough ground that is otherwise unusable.
This is an accepted version of this page This is the latest accepted revision, reviewed on 24 February 2025. Process of building or assembling a building or infrastructure For other uses, see Construction (disambiguation). "Construction site" redirects here. Not to be confused with Construction Site (TV series). Construction site and equipment prepared for start of work in Cologne, Germany ...
A strongback is a beam or girder which acts as a secondary support member to an existing structure. A strongback in a staircase is usually ordinary two-by dimensional lumber attached to the staircase stringers to stiffen the assembly.
According to the Oxford English Dictionary, "baluster" is derived through the French: balustre, from Italian: balaustro, from balaustra, "pomegranate flower" [from a resemblance to the swelling form of the half-open flower (illustration, below right)], [6] [7] from Latin balaustrium, from Greek βαλαύστριον (balaustrion).
A dog-leg staircase A quarter-landing, on a dog-leg staircase, is made into an architectural feature, by the use of arches, vaulting and stained glass. A dog-leg is a configuration of stairs between two floors of a building, often a domestic building, in which a flight of stairs ascends to a quarter-landing before turning at a right angle and continuing upwards. [1]