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A string line is a tool made for the purpose of marking a straight line, level, or corner for construction purposes. when building foundations, string lines are hung on batter boards [1] View of crossed strings at batter boards. indicating corner of foundation.
A bricklayer, which is related to but different from a mason, is a craftsperson and tradesperson who lays bricks to construct brickwork. The terms also refer to personnel who use blocks to construct blockwork walls and other forms of masonry . [ 1 ]
It starts with a summary of the general rules for the execution and structure of technical drawings. Further it describes basic conventions for lines , views , cuts and sections , and different types of engineering drawings , such as those for mechanical engineering, architecture, civil engineering, and shipbuilding.
Chalk line tool. A chalk line or chalk box is a tool for marking long, straight lines on relatively flat surfaces, much further than is practical by hand or with a straightedge. They may be used to lay out straight lines between two points, or vertical lines by using the weight of the line reel as a plumb line.
In the late Gothic/early Renaissance era, silverpoint emerged as a fine line drawing technique. Not blunting as easily as lead or tin, and rendering precise detail, silverpoint was especially favored in Florentine and Flemish workshops. Silverpoint drawings of this era include model books and preparatory sheets for paintings.
The Builder's Pocket Manual; Containing the Elements of Building, Surveying and Architecture; with Practical Rules and Instructions in Carpentry, Bricklaying, Masonry &c. Barnard's Inn, Holborn: M. Taylor. Sovinski, Rob W. (1999). Brick in the Landscape. A Practical Guide to Specification and Design. New York: John Wiley & Sons.
Engineering ethics is the field of system of moral principles that apply to the practice of engineering.The field examines and sets the obligations by engineers to society, to their clients, and to the profession.
The Doctrine of Virtue further develops Kant's ethical theory, which he had already laid the foundation in the Groundwork of the Metaphysics of Morals (1785) and the Critique of Practical Reason. It develops Kant’s conception of virtue and expositions of particular ethical duties we have as rational human beings.