Construction detail draw a line of sprinklers in accordance with NFPA 13, 1996 edition page 58
Drawing labels, details, and other text information extracted from the CAD file (Translated from Spanish):
Drainage pipe, Not less than feet in. Of drainage pipe exposed in warm rooms beyond that when the pipe passes through walls to the outside., Angle valve, Sprinkler vertical pipe, pressure gauge, In. Of test for ispector, do not., date, Notes, Apr., Revisions, do not., date, Project name, Name of the plane, Measurements on site, Id project, drew by, scale, reviewed by, date, file name, do not. Plan, June, Vo. Bo., Indicated, owner, Installation of sprinkler system, Nfpa page