LEXICON – ABBREVIATIONS – LETTER A
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You are, of course, free to visit the other part of the Lexicon, the Dictionary.
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When you put a lot of these abbreviations on a drawing, it is good practice to send along a sheet identifying all the abbreviations you used. That sheet is appropriately identified as a "Key" or "Legend" or even simply "Abbreviations."
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|
A |
AMP/AMPS (or ANGLE in nonelectrical applications) |
|
AB |
ANCHOR BOLT |
|
ABS |
ABSOLUTE |
|
ABV |
ABOVE |
|
AC |
ALTERNATING CURRENT |
|
A/C |
AIR CONDITIONING |
|
ACC |
ACCESS |
|
ACPL |
ACOUSTICAL PLASTER |
|
ACT |
ACOUSTICAL CEILING TILE |
|
AD |
AREA DRAIN for building; AUTO DAMPER for electrical |
|
ADD |
ADDENDUM |
|
ADH |
ADHESIVE |
|
ADJ |
ADJACENT |
|
ADJT |
ADJUSTABLE |
|
A/E |
ARCHITECT/ENGINEER |
| AFCB | ARC FAULT CIRCUIT BREAKER |
| AFCI | ARC FAULT CIRCUIT INTERRUPTER (conventionally meaning a receptacle) |
|
AFF |
ABOVE FINISHED FLOOR |
|
AHJ |
AUTHORITY HAVING JURISDICTION |
|
ALT |
ALTERNATE |
| AMD | AMEND |
| ANG | ANGLE |
| APX | APPROXIMATELY |
| ASP | ASPHALT |
| ASPS | ASPHALT SHINGLE |
| ASYM | ASYMMETRICAL |
| ATS | AUTOMATIC TRANSFER SWITCH |
|
AUF |
ABOVE UNFINISHED FLOOR |
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