COORDINATE INSTALLATION OF NEW ROOF SYSTEM WITH OTHER TRADES.  REPORT ANY CONFLICTS WITH ITEMS BY OTHER TRADES TO THE ARCHITECT.

ALL PLUMBING VENTS SHALL EXTEND ABOVE THE FINISHED SURFACE OF THE ROOF SYSTEM TO PROVIDE FOR A MINIMUM OF 8" BASE FLASHING.

ALL EXPOSED METAL FLASHING/TRIM PIECES TO BE PRE-FINISHED 24 GA STEEL UNO.  PROVIDE PRE-FINISHED OR FIELD PAINT FLASHING ONLY AS NOTED.

ALL ROOF CURBS FOR NEW ROOFTOP EXHAUST FANS, HVAC UNITS, AND CONDENSING UNITS SHALL HAVE CURB HEIGHTS THAT WILL ALLOW FOR A MINIMUM 8 INCH BASE FLASHING HEIGHT FOR THE ROOF SYSTEM.

PROVIDE 36 INCH WIDE WALK PADS AT SERVICE SIDE OF ALL MECHANICAL EQUIPMENT AND AROUND ALL ROOF HATCHES AND 72 INCH BY 72 INCH PADS ALL LADDERS.

GUTTERS - ALL GUTTERS SHALL BE 24 GAUGE STEEL.  PROVIDE PRE-FINISHED GALVANIZED STEEL BENT PLATE BRACKETS AND 14 GAUGE BY 1 INCH GALVANIZED STEEL SPACERS AT 36 INCHES ON CENTER MAXIMUM SPACING.  STAGGER WITH EACH OTHER AT 18 INCHES ON CENTER.  PROVIDE PRE-FORMED GUTTER EXPANSION JOINTS (EJ) PER SMACNA FIGURE 1-7, TYPICAL AT 30 FEET MAXIMUM.  PROVIDE STAINLESS STEEL SCREENS AT ALL GUTTERS PER SMACNA 1-24.

ALL DOWNSPOUTS TO BE PRE-FINISHED 24 GAUGE GALVANIZED STEEL PER SMACNA FIGURE 1-32B.  DOWNSPOUTS ARE 6 INCH BY 6 INCH UNLESS NOTED OTHERWISE LOCATED AS NOTED ON ROOF PLAN.  PROVIDE 15 GUAGE GALVANIZED STEEL HANGERS AT 4 FEET ON CENTER MAXIMUM PER SMACNA FIGURE 1-35B.

PROVIDE PAINTED 4 FEET TALL CAST ALUMINUM DOWNSPOUT BOOTS AT ALL DOWNSPOUTS, TIE INTO SUB-GRADE DRAINAGE.

PROVIDE PAINTED 4 FEET TALL CAST ALUMINUM DOWNSPOUT BOOTS AT ALL DOWNSPOUTS WITH CONCRETE SPLASH BLOCK AT EACH.

PROVIDE TAPERED INSULATIN CRICKETS 1/4" PER FOOT MINIMUM SLOPE AT HIGH SIDE OF ALL MECHANICAL UNITS AND ROOF HATCHES, TO SHED WATER AROUND AND MAINTAIN POSITIVE ROOF DRAINAGE.

ALL WOOD BLOCKING AT ROOF EDGES, RIDGES, ETC. TO BE 2x FIRE-RETARDANT.

VERIFY ELEVATION OF ROOF DRAIN RELATIVE TO OVERFLOW SCUPPER PRIOR TO INSTALLATION OF ALL SCUPPERS.