Creating 3D Isometric view of various structural elements in AutoCAD

Creating 3D Isometric view of various structural elements in AutoCAD

Commands Used in this challenge

• Line
• Rectangle

• Trim
• Move
• Copy
• Explode
• Circle

• Dim linear
• Dim continue
• Boundary
• 3Dorbit
• 3D rotates

• Extrude
• Region
• UCS
• Camera
• Block

• Render RR
• Sweep
• Create Light

1. Create a 3D Isometric View of the building with plan and elevation given.

Aim: To draw the 3D Isometric View of the building as shown in the figure

Procedure:

Open AutoCAD

In Startup settings start from scratch select Imperial (Feet and Inches)

Open grid and snap settings

• Change snap and grid spacing to 1’
• Change major line every grid line to 10
• Turnoff adaptive grid

Type ‘un’ in command box and press enter

Change units’ type to decimal and precision to 1’1/16” and insertion scale to inches

Change the workspace setting of AutoCAD from ‘drafting and annotation’ to ‘3D Modeling’

Step 1: Creating Layers

Open Layer properties and create new layers by clicking on new layer or right click on any layer and select new layer to create new layer

Layers are created as follows

Step 2: Creating Layers

Change the current layer to 3D_Wall

• Create a rectangle of dimensions 10’9”X10’9” at any point on the screen

• Offset the rectangle to inside to distance of 9” as wall thickness
• Delete the left and bottom lines and extend them to the edges as shown in figure Change the current layer to 3D_Window_Frame
• Draw the window with dimensions 3'2" at top and 3' on right side as shown in figure

Step 3: Creating 3D View

Change the view to 3d by clicking on home button of view cube

Set UCS as world

• Create the boundaries for the walls using ‘BO’ command

• Extrude the boundaries created to total height of 10’10”
• Select all the wall and use group command to group then together
• Draw rectangles at both windows and change them to boundaries using boundary command
• Extrude both rectangles drawn to height of 3’4” as shown in the figure

• Draw rectangles at top of both window openings and change them to boundaries using boundary command

Type UCS and click on face and select the face having 3’ wide window

• Draw a rectangle from bottom part of window with dimensions @3’,4’

Type UCS and click on face and select the face having 3’2” wide window

• Draw a rectangle from bottom part of window with dimensions @3’2”,4’

Change the ucs back to world

• Extrude the rectangle drawn at top side to top edge of window
• Group all the wall components together

Step 4: Creating Elevation Windows

Window at Elevation A

Change the current layer to 3D_Window_Frame

Type UCS and click on face and select the face having 3’ wide window

• Draw a rectangle of dimension @3’,4’

• Offset the rectangle to inside to distnce of 3”
• Offset the offset rectangle to inside to distnce of 4”

Start the boundary command and click on pick points

• Click inside the window frame area and press enter

Start SUBTRACT command

• Select the bigger region and then select the smaller regions to subtarct them

Follow the same procedure for all the three boxes as shown in figure

Change the current layer to 3D_Window_Mulion

Start the boundary command and click on pick points

• Click inside the window Mulion area and press enter

Start SUBTRACT command

• Select the bigger region and then select the smaller glass region to subtarct

Change the current layer to 3D_Window_Glass

Start the boundary command and click on pick points

• Click inside the window glass area and press enter

All the layers are extruded to give window projection look as shown in figure

Window at Elevation B

Type UCS and click on face and select the face having 3’2" wide window

• Draw a rectangle of dimension @3’2",4’
• Offset the rectangle to inside to distance of 3”
• Offset the offset rectangle to inside to distance of 4”

Change the layer for all the boxes respectively

Start the boundary command and click on pick points

• Click inside the window frame area and press enter

Start SUBTRACT command

• Select the bigger region and then select the smaller regions to subtract them

Change the current layer to 3D_Window_Mulion

Start the boundary command and click on pick points

• Click inside the window Mullion area and press enter

Start SUBTRACT command

• Select the bigger region and then select the smaller glass region to subtarct it

Change the current layer to 3D_Window_Glass

Start the boundary command and click on pick points

• Click inside the window glass area and press enter

All the layers are extruded to give window projection look as shown in figure

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1. Create the 3D View of the Building Façade as given in the plan and elevation. Also, see the detail of the window.

Aim: To draw the 3D Building Façade as given in the plan and elevation

Procedure:

Open AutoCAD

In Startup settings start from scratch select Imperial (Feet and Inches)

Open grid and snap settings

• Change snap and grid spacing to 1’
• Change major line every grid line to 10
• Turnoff adaptive grid

Type ‘un’ in command box and press enter

Change units’ type to decimal and precision to 1’1/16” and insertion scale to inches

Change the workspace setting of AutoCAD from ‘drafting and annotation’ to ‘3D Modeling’

Step 1: Creating Layers

Open Layer properties and create new layers by clicking on new layer or right click on any layer and select new layer to create new layer

Layers are created as follows

Step 2: Creating 2D Plan View

• Create a rectangle of dimensions 6’9”X10’9” at any point on the screen
• Offset the rectangle to inside to distance of 9” as wall thickness

• Explode the rectangles drawn
• Delete the top line and extend them to the edges

Change the current layer 3D_Window_Frame

• Create the window opening of dimensions 3’ wide as shown in figure

• Add dimensions are drawn using dimension layer

Step 3: Creating 3D View

Change the view to 3d by clicking on home button of view cube

Set UCS as world

Set the view style control as REALISTIC

• Create the boundaries for the walls using ‘BO’ command
• Extrude the boundaries created to total height of 10’10”
• Select all the wall and use group command to group then together
• Delete the window lines

• Create a boundary region over the window lines
• Extrude the boundary to a height of 4’6”
• Draw a rectangle on top of the window opening using rectangle command
• Change the rectangle into a region

• Extrude the region to distance of 1’3” to below and then window openin is created as shown in figure

Step 4: Creating Elevation Windows

4’ Wide Window

Change the current layer to 3D_Window_Frame

Type UCS and click on face and select the face having 3’ wide window

• Draw a rectangle of dimension @3’,4’
• Offset the rectangle to inside to distance of 2”
• Offset the offset rectangle to inside to distance of 3”
• Draw center line connecting midpoints

• Offset the lines to both sides to a distance of 3”
• Trim all the unnecessary edges

Start the boundary command and click on pick points

• Click inside the window frame area and press enter

Start SUBTRACT command

• Select the bigger region and then select the smaller regions to subtract them

Change the current layer to 3D_Window_Mulion

Start the boundary command and click on pick points

• Click inside the window Mullion area and press enter

Start SUBTRACT command

• Select the bigger region and then select the smaller glass region to subtract it

Change the current layer to 3D_Window_Glass

Start the boundary command and click on pick points

• Click inside the window glass area and press enter

All the layers are extruded to give window projection look as shown in figure

Step5: Creating Elevation View

The windows created in step 4 are placed at its positions

• Group all the items to create the elevation view
• Copy the block having 4’ height window and place it 3 times as shown in figure

• Create the top part of the drawing using 4” wall with height 6’5” from to
• Create a boundary for the wall
• Extrude the boundary to 9” as shown in elevation

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1. Create the isometric 3d view of a stair with railing as shown in the plan and elevation. Assume the size of the balustrades and the handrails.

Aim: To draw the 3D view of a stair with railing as shown in the plan and elevation

Procedure:

Open AutoCAD

In Startup settings start from scratch select Imperial (Feet and Inches)

Open grid and snap settings

• Change snap and grid spacing to 1’
• Change major line every grid line to 10
• Turnoff adaptive grid

Type ‘un’ in command box and press enter

Change units’ type to decimal and precision to 1’1/16” and insertion scale to inches

Change the workspace setting of AutoCAD from ‘drafting and annotation’ to ‘3D Modeling’

Step 1: Creating Layers

Open Layer properties and create new layers by clicking on new layer or right click on any layer and select new layer to create new layer

Layers are created as follow

Step 2: Creating 2D Plan View of Staircase

Change the current layer to stairs

• Draw a rectangle of dimensions 3’X12’
• Explode the rectangle
• Offset the side edges to inside to a distance of 1”
• Offset the bottom edge to upside 12 times to a distance of 1’ as shown in figure
• -
  

Step 3: Creating Side View

Change the view to 3d by clicking on home button of view cube and chance the view to right view

Set UCS as Right

• Start line command and draw a vertical line of length 6”
• Draw a horizontal line of length 1’
• Repeat the same process for 12 times to draw 12 steps
• After reaching 12 steps draw a landing of length of 3’
• Draw a line of 1’ at the bottom step
• Draw a line of 6” at the top right edge of landing
• Draw a line of 1’6” backwards
• Draw a slab joining the lines

Step 4: Creating 3D View

Change the view to 3d by clicking on home button of view cube

Set UCS as world

Set the view style control as REALISTIC

• Create a region from the side view of the stairs
• Extrude the side view to a distacne of 3’ as shown in figure -----------------------------------------------------------------------------------------------------------------------------------------

1. Create the 3D view of a Wall with spread footing . Create the Door opening only. Assume the size of the parpaet and the coping. See the plans and elevation for the details. Also, create a rendered view of the model with materials as of your choice.

Aim: To draw the 3D view of a Wall with spread footing as shown in the plan and elevation

Procedure:

Open AutoCAD

In Startup settings start from scratch select Metric (Meters and mm)

Open grid and snap settings

• Change snap and grid spacing to 100
• Change major line every grid line to 10
• Turnoff adaptive grid

Type ‘un’ in command box and press enter

Change units’ type to decimal and precision to 0.00 and insertion scale to inches

Change the workspace setting of AutoCAD from ‘drafting and annotation’ to ‘3D Modeling’

Step 1: Creating Layers

Open Layer properties and create new layers by clicking on new layer or right click on any layer and select new layer to create new layer

Layers are created as follows

Step 2: Creating 2D Plan View of wall with spread footing

Change the current layer to wall

• Draw a rectangle of dimensions 670X7500
• Offset the rectangle to inside to a distance of 120mm
• Offset the offset rectangle inside to distance of 50mm twice.

• Explode all the offset rectangle
• Delete the top and bottom edges of the exploded rectangles
• Extend all the rectangle to top and bottom edges of outer rectangle.
• At the end select the individual lines and change their layers respectively
  

Creating Door Block

• Draw a rectabgle of dimenson 50X100mm
• Draw another rectangle with dimensions of 50X50mm
• Draw a line of length 850mm from the edge
• Draw an arc line of the door swing

• Convert the door into block
• Edit the block and add flip parameters Create the door opening of 900mm at the middle

• Add the door block by rotating the door
• Add the door shade using respective layer

Step 3: Creating Elevaton view

Click on the Front view of the view cube and zoom for better view

Change the ucs to front

Change the current layer to G.L.

• Draw a line of certal length
• Offset the line to bottom 25mm
• Offset the last offset line bottom to distance of 100mm

Change the current layer to Wall

• Draw a rectangle of dimension 230X 3300 from the top left edge of Ground level

Change the current layer to roof level

• Draw roof of thickness 150mm as shown in figure
• Draw a Parapet wall of height 600mm as shown in figure

Footing Layers

• Draw a rectangle of dimension 230X600, below the floor level as shown in figure
• Draw a rectangle of dimension 330X400, below the first level as shown in figure
• Draw a rectangle of dimension 430X400, below the second level as shown in figure

Change the current layer to Footing

• Draw a rectangle of dimension 670X300, below the third level as shown in figure
  

Trim the unnecessary edges

Door

Change the current layer to door

• Draw a line along the length of the door of 230mm at the ground level
• Offset the line to belwo to distanc of 50mm below the ground level
• Offset the line to distance of 2100 to above

Change the current layer to Door Shade

• Draw the door shade as shown in figure

Step 4: Drawing 3D View of section

• For creating the 3D view initially boundaries are created

• Each boundary is created with its respective layer as current layer as shown in the following figure
  

Extruding

• The created boundaries are to be extruded to a distanc eof 7500mm
• Select the boundaries by changing their respective current layer

• Door opening is added by drawing a rectangle at the door locaton from the plan view
• Then from the extruded part the door region is subtracted from the wall using SUBTRACT command
• Similarly door shade is created with the opening above
• After door shade remaining layer is extruded as shown in figure
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