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 4/17/93
LANTNAVFACENGCOM A&E GUIDE
5.9
DRAWING NUMBERS
The Procurement Instrument Identification Number System (PIIN System)
consists of 13 alphanumeric characters. An example of the PIIN number is
N62470-84-B-4001. Applying the appropriate procedural derivation, the specification
number is 05-84-4001. The construction contract PIIN number and associated
specification number are assigned when 35% review submission is returned to the
A&E; EFD and NAVFAC drawing numbers are assigned and forwarded to the A&E
upon review and return of the 100% design submittal.
5.10
MATERIAL SYMBOLS ON DRAWINGS
Unless indicated otherwise in this document, material symbols shown on
drawings shall be consistent with those used in the most recent issue Architectural
Graphic Standards.
5.11
DUAL LANGUAGE DRAWINGS
For dual language projects, provide adequate space below each note, title,
symbol, etc. for the foreign language translation. The final drawing shall not appear
cluttered or congested.
5.12
RELATION OF DRAWINGS AND SPECIFICATIONS
Drawings and specifications shall supplement each other and must not conflict.
Terminology used in specifications and drawings should be the same. If the
terminology used in the drawings shall vary and revision of the drawings is not
practicable, the specifications must reconcile such differences in a manner similar to the
following: "Hollow tile (also indicated as `clay tile' and `terra cotta tile'), etc."
5.13
COMMON DISCREPANCIES IN NOMENCLATURE
There are many phrases and statements placed on drawings which are
considered satisfactory in professional architectural and engineering practice but are
not acceptable in the preparation of drawings for the Navy. The following is a list of
such items found repeatedly on drawings submitted by A&Es. After each discrepancy
or group of related discrepancies there is the preferred designation.
5-5
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