PART 1 – GENERAL
The guard shown on the plans and herein specified
is manufactured by Avant Guards.
The manufacturer's name and products have been used to establish the standard
of construction and quality of workmanship required for this project. Manufacturers
bidding on this project must be actively engaged in the fabrication of specified
items for 3 years.
Manufacturers requesting approval to bid their product as equal
must submit to
the architect shop drawings that include details of attachment to surrounding
materials and elevations showing scope of the project.
Items provided in the section shall be manufactured and fabricated
by firms with 3 years experience in type of work specified. Performance and
testing must comply
with sag, impact, and forced entry resistance tests of ANSI/SMA 6001-1990,
American National Standard. Specifications for Protection Screens
must meet the performance
requirements for a Heavy Rating.
Delivery, Storage, and Handling
Before and during shipment to site,
adequately protect products. Products should be stored in conditions
that protect from damage.
Installation shall be by installers
experienced in type of work specified for respective item.
Verify that openings fit allowable tolerances are plumb,
level, provide a solid anchoring surface and comply with approved
shop drawings. Plumb and align faces
in a single plane and erect doors square and true adequately anchored. After
completion of installation, guards shall be in working order and clean.
Manufacturer will supply a written one-year warranty on all products.
American Society for Testing and Materials (ASTM),
American Welding Society (AWS).
adjusting, and Clean up
Install in accordance with approved shop drawings and
specifications. Erect guards and other work of this section,
rigid, straight, and plumb with horizontal
level. Secure connections and attachment. Adjust guards and hardware and
leave in working order where applicable. Clean work of this section
Remove debris resulting from work of this section.
PART 2 – PRODUCT
Avant Guards Manufacturing
219 Cook Street
Brooklyn, NY 11206
Steel Detention Barrier Materials
The mainframe and sub frame construct
from 12 gauge cold rolled galvanized steel with welded corners
mitered, butt-welded and ground smooth.
The interior concealment plate to be 16 gauge galvanized steel
attached to mainframe by tamper-resistant stainless steel screws.
No brace is available for this screen. Scribe angles or channels are optional
as per specification.
Double crimped, low carbon, mild steel _" or 3/8" diameter
with 2-inch mesh.
12 mesh stainless steel wire cloth with .028 diameter double crimped
20-gauge stainless steel perforated panel with 63% open area
Welding shall comply with requirements of AWS. Grind welds smooth.
Window guards, unless otherwise shown, shall cover entire window opening. Provide
accessories of size and construction as shown on drawings. Window guards over
5' wide or 8' high will be fabricated in two sections.
Woven Rod Attachment
Woven rod panels shall be installed symmetrically into the
slotted mainframe. Slots shall be centered according to the rod pattern. Each
rod shall penetrate
into each slot where it contacts the mainframe. Every other rod shall be welded
into the slot at both ends where it penetrates the main frame.
Paint and Finish
All interior and exterior surfaces of the mainframe and shall
be thoroughly cleaned in a three-step bonderizing process. The surfaces shall
receive an electro-statically
applied thermoplastic polyester powder coating, which shall be applied and
baked to a hard mar-resistant finish in a standard or custom color.
is available for installation.
Locks and Hardware
Hinges shall be 13 gauge electro-plated steel
hinges with _" diameter hardened
stainless steel loose pins and integral compression guards, with three hinges
at all openings.