The logic of revision naming is based on the following sequence of events
Routing Status
Revision
Change Log
Description
Draft
A
1
First draft of a document
Draft
A
2
Additional document revision was added without starting a routing process
In Work
A
2
Document Routing Process Started
Approved
A
2
Document is being Approved
Draft
B
1
A new document was added after document as being approved
Draft
B
2
Additional document revision was added without starting a routing process
Draft
B
3
Additional document revision was added without starting a routing process
In Work
B
3
Document Routing Process Started
Approved
B
3
Document is being Approved
NOTE: Document A.2 will turn to be Obsolete after B.3 will be approved