Architectural Paper Sizes North America has a special series of paper sizes defined for architectural purposes. In general these have aspect ratios of 4:3 or 3:2 which are similar to the aspect ratio of computer screens. Sizes are used for technical drawings in Structural Engineering, Mechanical Engineering, HVAC Engineering, Hydraulic Engineering, Electrical Engineering, … [Read more...] about ANSI Paper Sizes
CAD Standards
Standard colors and line weights in CAD
Complied by Allan Color your judgment In a CAD system, colors are most commonly used to represent line weights. Selecting different colors is just like picking up pens with varying line thickness. We then tie these colors into layers to control the visibility of drawing components. There are no right and wrong coloring systems — but there are some that have become … [Read more...] about Standard colors and line weights in CAD
Spatial Data Formats
Information Type Preferred Format Extension Comments CAD (Computer Aided Design) Data AutoCAD Drawing file DWG Shall be compatible with AutoCAD Release 2007 GIS Data ESRI Shapefile SHP, SHX and DBF GIS Data Geodatabase oracle spatial SQL server SAP ESRI personal geodatabase Digital Elevation Models Band Interleaved by … [Read more...] about Spatial Data Formats
Tips for created CAD standards
By CD and DS When deciding on a CAD manager to create and implement the CAD standards, suggest that all CAD staff vote on who they think should become the CAD leader. After all, who would know better about the best potential candidate than the company CAD designers and drafters? If there is a tie, flip a coin. Keep it simple. While everyone may have their "preferred" way … [Read more...] about Tips for created CAD standards