substitution request - Alliance Construction Solutions

PART 1 – GENERAL
1.01 DESCRIPTION OF WORK:
Project No.: 10145
550 15 th Street Dual Brand Hotel
03/16/2012
SECTION 23 0553
MECHANICAL IDENTIFICATION
A. Extent of mechanical identification work required by this Section is indicated on the
drawings and/or specified in other Division 23 sections.
B. Types of identification devices specified in this section include the following:
1.02 QUALITY ASSURANCE:
1. Painted Identification Materials
2. Plastic Pipe Markers
3. Plastic Tape
4. Underground-Type Plastic Line Marker
5. Plastic Duct Markers
6. Valve Tags
7. Valve Schedule Frames
8. Engraved Plastic-Laminate Signs
9. Plastic Equipment Markers
10. Plasticized Tags
A. Manufacturer's Qualifications: Firms regularly engaged in manufacture of identification
devices of the types and sizes required, whose products have been in satisfactory use in
similar service for not less than 5 years.
B. Codes and Standards:
1.03 SUBMITTALS:
1. ANSI Standards: Comply with ANSI A13.1 for lettering size, length of color field,
colors, and viewing angles of identification devices.
A. Product Data: Submit manufacturer's technical product data and installation instructions
for each identification material and device required.
B. Schedules: Submit valve schedule for each piping system, typewritten and reproduced on
8-1/2” x 11” bond paper. Tabulate valve number, piping system, system abbreviation (as
shown on tag), location of valve (room or space), size of valve, and variations for
identification (if any). Only tag valves which are intended for emergency shut-off and
similar special uses, such as valves to isolate individual system risers and individual floor
branches, and building system shut-off valves. In addition to mounted copies of the valve
schedules, furnish extra copies for Operating and Maintenance Manuals as specified in
Division 23.
23 0553 - 1 IDENTIFICATION FOR HVAC PIPING
AND EQUIPMENT