An Encyclopaedia of Architecture, Historical, Theoretical, and PracticalLongmans, Green, 1876 - 1395 pages |
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Page 432
... depth must vary as the length , or the vertical section will be a parabola . III . When both breadth and depth vary , the section should present a cubical parabola . IV . When the beam supports only its own weight , it should be a ...
... depth must vary as the length , or the vertical section will be a parabola . III . When both breadth and depth vary , the section should present a cubical parabola . IV . When the beam supports only its own weight , it should be a ...
Page 437
... depth of the narrow part in the middle = ' 7 as found to answer . When the middle part of the beam is omitted , except sufficient uprights to connect the top and bottom bars , then ยท x ( 1 - p3 ) = W lbs . Here d whole depth ; and p depth ...
... depth of the narrow part in the middle = ' 7 as found to answer . When the middle part of the beam is omitted , except sufficient uprights to connect the top and bottom bars , then ยท x ( 1 - p3 ) = W lbs . Here d whole depth ; and p depth ...
Page 441
... depth is IW = d2 . S3b25 IV . When a similar beam has to support a load placed at some distance from the end ( fig . 613u ) , the effective length must first be obtained by the rule , par . 1629y . Then the formula for the depth is = d2 ...
... depth is IW = d2 . S3b25 IV . When a similar beam has to support a load placed at some distance from the end ( fig . 613u ) , the effective length must first be obtained by the rule , par . 1629y . Then the formula for the depth is = d2 ...
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angle appears arch architect architecture axis base beam becomes bricks building built called cathedral centre century church circle colour columns common considered construction contained course covered curve describe diameter direction divided draw edifices effect employed equal erected examples experiments extremely face feet figure force four front give given greater half horizontal houses inches iron Italy joints length less lime material means mouldings nave nearly necessary observed obtained parallel period perpendicular piece placed plane portion practice principal produced Prop proportion quarries radius remains respect Roman roof round says side similar solid square stone strength style supposed surface temple thickness timber tower triangle upper vault vertical walls weight whereof whole wood