15600-3
HVAC - GENERAL
materials of construction, size, components and other necessary details for review
and acceptance by the Engineer. Materials of construction shall be suitable for the
intended operating environment. Standard 4-inch concrete housekeeping pads are
not included within this specification and are furnished by others.
2.2 BOLTS, ANCHOR BOLTS AND NUTS
A.
Furnish all necessary bolts, anchor bolts, nuts, washers, lock washers or locking nuts,
plates and bolt sleeves in accordance herewith. Anchor bolts shall have suitable
washers, lock washers and, where so required, their nuts shall be hexagonal.
All bolts, anchor bolts, nuts, washers, lock washers, plates, and bolt sleeves shall be
galvanized unless otherwise indicated below or specified elsewhere.
1. Galvanized steel in accordance with Division 5 unless otherwise indicated
below or specified elsewhere.
2. Stainless steel hardware (minimum of Type 304, unless otherwise indicated) is
required in all corrosive atmospheres, exterior areas, and/or areas with NEMA
4X or NEMA 7 rating.
3. Stainless steel hardware (minimum of Type 316, unless otherwise indicated) is
required in all submerged applications, including but not limited to the
headworks, dewatering rooms, chemical rooms, clarifiers, aeration basins,
splitter structures, equalization or storage tanks, etc. For additional description
and definition of submerged surfaces refer to Specification Section 09900.
2.3 PIPE LABELS, EQUIPMENT AND VALVE TAGS
A.
C.
All new plumbing and HVAC (Mechanical Systems) equipment shall be identified
by a color coded equipment/valve tag, provided and installed by the Contractor.
Contractor shall submit a complete list of proposed Identification Tag information
and it shall be reviewed by the Engineer and Owner and revised as indicated. In
general, tag information shall match the information provided on the Drawings.
Tags shall conform to the following specifications:
1. The tags shall be 2.5-inch diameter, 1/16" thick, rigid, multi-layered sandwich
laminate with contrasting inner and outer colored acrylic plastic layers. Top
hole size is 5/32" for hanging tags.
2. Tags shall be available in 7 different outside colors. Owner and Engineer shall
select up to 4 different colors for the project.
3. Tags shall have up to three lines engraved on a side and eight characters per
line of identification information. Tags shall be engraved one side.
4. Tags shall be secured to valves with nylon cable ties or adjustable stainless steel
bead chain. Securing method shall be selected by the Owner and Engineer.
5. Tags secured to equipment shall be fastened to a flat visible surface by a
minimum of two SS screws or SS pop rivets.
Tags shall have a service temperature of -40°F to 175°F
7. Manufactured by Seton Name Plate Corporation, New Haven, CT, Brimar
Industries, Garfield, NJ, or equal.
Pipe marking: Provide pipe labels for new plumbing piping.
1. General Requirements for Manufactured Pipe Labels: Preprinted, color-coded,
with lettering indicating service, and showing flow direction.
a
13089K
