Autodesk 24108-051400-9000 - AutoCAD Revit Architecture Suite 2008 User Manual page 476

AIA Long Format Layer Standard
The AIA Long Format Standard contains the following fields:
Field Name
Discipline Designator
Major
Minor 1
Minor 2
Status
The following table lists the rules for the AIA Long Format Layer Standard:
AIA Long
Format
Field
Discipline No
Designator
Major No
Minor Yes
Status Yes
BS1192 - AUG Version 2 Layer Standard
The BS1192 - AUG Version 2 layer standard contains the following fields:
Field
Discipline
Category
Graphics
Grade
Level
Status
Scale
436 | Chapter 9 Layer Management
Optional Width
1
4
4
4
Description
Shows divisions of manageable sections. For example, A for
architectural, M for mechanical. This field is required.
Designates assemblies or construction systems such as walls and
doors. This field is required.
Further differentiates major groups into minor groups such as full-
height walls and partial-height walls. This field is optional and user-
defined.
Additional information, like title or unit information.
Differentiates phases of work. For example, New indicates new, Demo
indicates to be demolished. This field is optional.
Fixed Wildcard
Yes "@"
Yes "@@@@"
No "*"
No "*"
Description
Identifies the author of the layer by using a single character. For
example, A for architect, S for structural engineer. This field is
required.
Identifies the building element by using three digits and uses CISfB
as a common referencing system. For example, 210 for wall, 315 for
door. This field is required.
Indicates information that is associated with the category by using
a single character. For example, D for dimension, G for graphics, T
for text. This field is required.
Expresses as a single digit the recommended line thickness, where
1 is the thinnest and 9 is the thickest. This field applies mostly when
using text where ISO standard pen thicknesses correlate with ISO
standard text heights. For example, text that is 2.5mm high that is
drawn with a 0.25mm pen is given a pen grade of 2. This field is
required.
Differentiates viewing planes in plan, section, or elevation view by
using a two-digit alphanumeric character. For example, 01 would
be Level/Floor 1, EA the elevation, and SA Section A. This field is
optional.
Indicates the state of work by using a single character. For example,
N indicates new, R indicates to be removed. This field is optional.
Indicates the level of detail to be shown by using a single character.
For example, P indicates a planning level, D indicates a detail. This
field is optional.
Match Delimiter
No None
No "-"
No "-"
No "-"
Default
A
Wall