This architectural drawing is Side section of manhole in AutoCAD 2D drawing. In this drawing there were channel size is 147mm diameter is given. There were U shaped channel is given. For more details and information download the drawing file.
Structural drawings detail
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Typical lightened cut view
2d cad drawing of lintel d
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2d cad drawing of rotary s
Second Floor of elevator p
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Roof sectional drawings an
Elevation and sectional de