Insert picture
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This is another way of presenting scaled drawings. It dramatically illustrates the size of wind turbines
Friday, 8 October 2010
Monday, 4 October 2010
Saturday, 2 October 2010
Ching Graphics
Image from: Ching (2003)
Architectural Graphics pg 24
Architectural Graphics pg 24
is a Multi-View Drawing because
it shows the Front Elevation,
Side Elevation and Roof Plan
It is an Orthographic Projection because these images are arranged in straight lines
SceneCraft
Model train shops provide detailed buildings, but they
are weird scales like 1:76 or 4mm to 1ft. This is due to
the gauge of track, but that doesn't really help brickwork students...
Anyway, here's some examples of different buildings




are weird scales like 1:76 or 4mm to 1ft. This is due to
the gauge of track, but that doesn't really help brickwork students...
Anyway, here's some examples of different buildings
Out House No 42-046 Image from: Railway Model Shop
Tradition method of construction with load-bearing brick wall and slate roof. Notice the door thresholds and soldier bricks above the windows. There is also a barge-board and fasciaUnder Construction No 44-024 Image from: Railway Model Shop
Model of bungalow, showing internal blockwork, external brickwork, insulation, roof trusses and scaffoldingModern Industrial Unit No 44-049 Image from: Railway Model Shop
Example of modern construction method, with Portal frame roof. This is a steel structure with the brickwork acting as a non-loading skin around the buildingSite Office No 44-055 Image from: Railway Model Shop
Example of porta-cabin used on siteFriday, 1 October 2010
Thursday, 30 September 2010
BBC version 2
Technical Drawings give detailed information about Structure, Dimensions, Materials and Assembly
The main ones are Perspectives, Isometric Projections and Planometric Projections
Working Drawings also include Orthographic Projections and Sections
Projections are three-dimensional shapes on a 2D surface

for his mathematical illusions. His drawings have
inspired many other artists


Their advantage is that they show the object's dimensions accurately, making it easier to draw them, to scale from the Plan View
Planometric projections (like isometric drawings) show all dimensions accurately and to scale, and are frequently used to show buildings or room layouts
The main ones are Perspectives, Isometric Projections and Planometric Projections
Working Drawings also include Orthographic Projections and Sections
Projections are three-dimensional shapes on a 2D surface
Hands by MC Escher Image from: Google Search
MC Escher is a very famous graphic artist, knownfor his mathematical illusions. His drawings have
inspired many other artists
Image from: Interactive Drawings
Image from: Interactive Drawings
In an Isometric Projection all vertical lines on an object remain vertical while horizontal lines are drawn at 30°Isometric projection distorts shapes slightly in order to keep all upright lines vertical (and because perspective is ignored)
Their advantage is that they show the object's dimensions accurately, making it easier to draw them, to scale from the Plan View
Planometric projections (like isometric drawings) show all dimensions accurately and to scale, and are frequently used to show buildings or room layouts
Because they are drawn with 45° angles, there is no distortion, so that a circular object can be shown as a true circle
In Perspective Drawings the forward face or edge
of the object is drawn first, with the other lines receding away from the viewer, just as they appear when you look
at a real object

together at the Vanishing Points

vanishing points

for developing ideas in 3D

for internal views

for drawings of tall buildings


in the following drawing


Although these may be done in Isometric or Planometric projection, the normal drawing technique is orthographic projection
Some objects may need a Section Drawing to give extra structural information, or an Assembly Drawing to show how the parts fit together
of the object is drawn first, with the other lines receding away from the viewer, just as they appear when you look
at a real object
Image from: BBC Bitesize
If the receding lines are extended they will meettogether at the Vanishing Points
One Point Perspective Image from: Andrew Diec
Perspective drawings can use one, two or threevanishing points
Two Point Perspective Image from: Andrew Diec
Two-point perspective has many applicationsfor developing ideas in 3D
Vertical Two Point Perspective Image from: Andrew Diec
Three-point perspective is sometimes usedfor internal views
Three Point Perspective Image from: Andrew Diec
More often, Three-point perspective is usedfor drawings of tall buildings
Image from: Harvest School
The advantage of perspective drawing is that it makes objects appear more realistic, as objects appear to get smaller as their distance from the observer increasesImage from: Google Search
Escher used three-point perspectivein the following drawing
Relativity by MC Escher Image from: Google Search
This inspired the following modelImage from: Lego
Drawings which contain all the information needed to make an object, including dimensions and details of components, materials and assembly instructions, are called Working Drawings Although these may be done in Isometric or Planometric projection, the normal drawing technique is orthographic projection
Some objects may need a Section Drawing to give extra structural information, or an Assembly Drawing to show how the parts fit together
Ulster Uni
BBC Bitesize
Technical Drawings give detailed information about Structure, Dimensions, Materials and Assembly
The main ones are Isometric Projections, Planometric Projections and Perspectives
Projections are three-dimensional shapes on a 2D surface, like a sheet of paper. They give the illusion of depth
For working drawings, there are also Orthographic Projections, Sections and Assembly Details
In an Isometric Projection all vertical lines on an object remain vertical while horizontal lines are drawn at 30°
The main ones are Isometric Projections, Planometric Projections and Perspectives
Projections are three-dimensional shapes on a 2D surface, like a sheet of paper. They give the illusion of depth
For working drawings, there are also Orthographic Projections, Sections and Assembly Details
In an Isometric Projection all vertical lines on an object remain vertical while horizontal lines are drawn at 30°
Isometric projection distorts shapes slightly in order to keep all upright lines vertical (and because perspective is ignored)
Their advantage is that they show the object's dimensions accurately and in the correct proportions, making it easy to draw them from the Plan View and to scale
In Planometric Projections, also called Axonometric projections all vertical lines on an object remain vertical, while horizontal lines are drawn at 45°
Planometric projections (like isometric drawings) show all dimensions accurately and to scale, and are frequently used to show buildings or room layouts
Because they are drawn with 45° angles, there is no distortion, so that a circular object - say, a stool on the floor - can be shown as a true circle.

Isometric projection distorts shapes slightly in order to keep all upright lines vertical (and because perspective is ignored)
Their advantage is that they show the object's dimensions accurately and in the correct proportions, making it easy to draw them from the Plan View and to scale
Their advantage is that they show the object's dimensions accurately and in the correct proportions, making it easy to draw them from the Plan View and to scale
Planometric projections (like isometric drawings) show all dimensions accurately and to scale, and are frequently used to show buildings or room layouts
Because they are drawn with 45° angles, there is no distortion, so that a circular object - say, a stool on the floor - can be shown as a true circle.
Photo taken 20th May '10
Images and text from
BBC Bitesize
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