2.3.1
Window Sections
Where fixed window sections adjoin, provide a fixed sash, fabricated from
similar frame members and of the manufacturer's standard type suitable for
the purpose. [Roll weathering surfaces integrally to provide two-point,
parallel-surface contact with an overlap at both inside and outside points
of closure.]
2.3.2
Drainage Holes
Provide drips and weep holes, as required, to return water to outside,
minimum of two per window.
2.3.3
Fasteners
Use flat or oval head spanner, twist-off or safety head screws and bolts
with standard threads on windows, trim and accessories. Self tapping
sheet-metal screws are not acceptable.
2.3.4
Fastener Finish
Fabricate windows with hot-dipped galvanized finish, using stainless steel
or hot-spun galvanized steel fasteners. Use heavily cadmium plated steel
fasteners for windows with painted finish or electrogalvanized in
accordance with ASTM A 239. Finish exposed heads of fasteners to match
finish of windows.
2.3.5
Frames
Form frames from low carbon steel not less than 12 U.S. gage. Frames shall
be one piece, channel shaped sections, at each jamb and between jamb at
head and sill. Cope or miter and weld frame members at corners full depth
of the frame for maximum strength and weathertightness; dress exposed welds
smooth. Provide frame members with dimensions and profiles indicated.
Provide 20 by 57 mm 3/8 by 2 1/4 inch, tool resistant steel flats
conforming to ASTM A 629, penetrated by 22 mm 7/8 inch tool-resistant steel
rounds conforming to ASTM A 627 in frame members.
2.4
PROVISIONS FOR GLAZING
Design for outside single glazing and for securing glass with metal beads
and glazing compound. Glazing specified in Section 11192 DETENTION AND
SECURITY GLAZING.
2.5
SCREENS
Provide manufacturer's standard screens for window units with movable sash,
galvanized frame.
2.6
ACCESSORIES
Provide windows complete with necessary hardware, fastenings, clips, fins,
anchors, glazing beads, and other appurtenances necessary for complete
installation of windows.
2.7
ANCHORS
Use hot-dip, zinc-coated steel anchors of the type indicated or specified.
Use cadmium or zinc-coated nuts, bolts, and other fasteners for ferrous
SECTION 11191
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