National Cad Standards Floor Plan Text

The intent is to provide legible text when documents are reduced to 50 percent.

National cad standards floor plan text.

Drawing title indicating the drawing content e g. Some of the respondents discussed reducing 30 x42 drawings down to 11 x17 or smaller as a reason to go to larger text size. A text height no less than 1 8mm should be used. In accordance with the aia layering standard all layering names and information within shall adhere to the following guidelines.

A 101 comprehensive floor plan 1 16 1 0 a 102 floor plan area a 1 8 or 1 4 1 0 a 103 floor plan area b ect the plans for the areas do not need to follow a comprehensive floor plan they can appear by themselves with a key plan on each sheet. I work mostly on p id s piping and electrical drawings. All text in submitted cad documentation should use the simplex or arial font. Reference each plan using the match line indicator symbol uds 06.

The united states national cad standard ncs streamlines and simplifies the exchange of building design and construction data from project development throughout the life of a facility. I much prefer text width set at 8 aesthetically and for practical purpose of fitting better almost everywhere. Plotted size of text for room names dimensions and notes should be 3 32 inch high. Oddly the standard mentions hand lettering with minimum text size of 1 8 or 3 2mm.

Text styles and fonts may vary. It coordinates the efforts of the entire industry by classifying electronic building design data consistently allowing streamlined communication among owners and design and construction project teams. For example if you have a viewport where the scale is set to 1 8 1 0 1 96 then in order for the text to plot at 3 32 you have to set the text height to 9 which is 3 32 x 96. United states national cad standard version 4.

If you are placing the text in model space then the text has to be scaled to accommodate the scale factor associated with the viewport. The standards do not dictate any size of text but the minimum size for cad drawings is 3 32 or 2 4mm. My personal preference is for 3 32 for general text with 1 8 reserved for equipment names titles and the like. Cad standards are a set of guidelines for the way computer aided drafting cad or cadd computer aided design and drawing drawings should appear to improve productivity and interchange of cad documents between different offices and cad programs especially in architecture and engineering.

For example a drawing drawn at 1 100 would have a text height in model space of 250mm and the height of the text in paper space would be 2 5mm. All drawings are to have a standard text height of 2 5mm 3 5mm 5 0mm and 7 0mm and a width no greater than 1 at a scale of 1 1. All drawings shall incorporate the standard aia long format layers as specified in the national cad standard version 3 1. Floor plan section detail etc.