BS 1192-5:1998

Committees responsible
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Relationship between drawings and CAD models
5 Common methods of structuring graphic data
6 Classification of information
7 Non-graphic data
8 Model files
9 Sub-models and instances of sub-models
10 Layers and layer naming
11 Recommendations relating to drawing annotation and
    linework
Annex A (normative) Guidance to CAD system managers
Annex B (informative) Layer name fields and coding conventions
for international projects
Bibliography
Figure 1 Project data structured as a series of planar
           2D models
Figure 2 Drawing definition incorporating views of
           multiple model files
Figure 3 Instances of a sub-model of a component within
           a model file and model file references
Figure 4 Example of coding of 2D model file field names
Figure 5 Example of node and insertion point placement
Figure 6 Example of sub-set layer coding using only
           mandatory fields
Figure 7 Example of layer coding using both mandatory and
           optional fields
Table 1 The applicability of alternative data structuring
           methods
Table 2 Recommended order or usage of model file field
           names
Table 3 Mandatory fields and recommended character codes
Table 4 Optional fields
Table B.1 Differences between international and British
           layer naming fields

Guidance on organisation and naming of layers in CAD files, methods of structuring data, relationship between drawings and CAD models, CAD system management and data exchange.