substitution request - Alliance Construction Solutions

A. Handling Flammable Liquids: Remove and legally dispose of liquid from a drip in existing
gas piping and handle cautiously to avoid spillage or ignition. Notify the gas supplier.
Handle flammable liquids used by the installer with proper precautions, and do not leave
on the premises from the end of one working day to the beginning of the next.
1.06 SEQUENCING AND SCHEDULING:
A. Notification of Interruption of Service: Except in the case of an emergency, notify all
affected users when the gas supply is to be turned off.
B. Work Interruptions: When interruptions in work occur while repairs or alterations are
being made to an existing piping system, leave the system in safe condition.
C. Coordinate the installation of pipe sleeves for foundation wall penetrations.
1.07 EXTRA MATERIALS:
A. Valve Wrenches: Furnish to Owner, with receipt, two (2) valve wrenches for each type of
gas valve installed, requiring same.
PART 2 – PRODUCTS
2.01 MANUFACTURERS:
A. Manufacturer: Subject to compliance with requirements, provide products by one of the
following:
1. Gas Cocks:
Project No.: 10145
550 15 th Street Dual Brand Hotel
03/16/2012
a. Jenkins Bros.
b. Lunkenheimer Co.
c. Nibco, Inc.
d. Powell Co.
e. Stockham.
2.02 PIPE, TUBING AND JOINTING MATERIALS:
A. Provide pipes and pipe fitting complying with Division 23, Section 232113.
2.03 NATURAL GAS PIPING SPECIALTIES:
A. Gas Meters: Diaphragm-type, positive displacement gas meters with aluminum cases,
temperature compensated, with internal corrosion-resistant components; threaded ends
for 2 inch and smaller, flanged ends for 2-1/2 inch and larger; for gas working pressures,
specific gravity, and volume flow indicated.
B. Protective Coating: Provide factory applied polyethylene tape, having the following
properties:
23 1123 - 3 FACILITY NATURAL-GAS PIPING