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15094-3
PREFABRICATED PIPE HANGERS, SUPPORTS AND BRACING

At all locations indicated on the Contract Drawings.
At all locations such that the maximum support spacing listed above are not
exceeded.
3. At all locations such that the allowable load capacity of the prefabricated
hangers are not exceeded.
At the end of all pipe runs.
At all changes in pipe direction greater than 22 degrees.
Within 1 foot of all valves, couplings, expansion joints and pipe joints.
All other locations deemed necessary by the Contractor, Pipe Support Design
Engineer or pipe manufacturer.
8. | Spaced such that the deflection in the pipe under operating conditions does not
exceed L/360, where L is the distance between supports.
J. All drilled anchors used in suspended Type 1 pipe supports shall meet the following
requirements:
1. Anchors shall have a minimum of 2 anchors per hanger.
2. Anchors shall be sized to provide a Factor of Safety of 5 on the
manufacturer’s ultimate capacity of the anchor.
3. Anchors shall have a minimum embedment depth of 6 inches, minimum
spacing of 6 inches and a minimum edge distance of 6 inches.
K. All pipe supports shall be designed for the following loads:
1. Dead loads (including cement lining, insulation, etc)
2. Liquid Density — use a liquid specific gravity of 1.10 for water and use the
appropriate liquid specific gravity for chemicals, unless otherwise noted
3. | Operational Thrust — refer to Specification Section 15050
4. Water Hammer Thrust — refer to Specification Section 15050
5. Thermal forces — refer to Specification Section 15050

N=

NAMES

1.5 SUBMITTALS
A. Submit a complete set of shop drawings of all items to be furnished under this
Section and as required by Section 01340.
B. Technical submittals for all projects shall include the following information:

1. Representative catalog cut for each different type of pipe hanger, brace, or
support indicating the materials of construction, material finishes, pipe sleeve
or insulation information, protective shields, important dimensions and range
of pipe sizes for which that hanger is suitable. Where standard hangers and/or
supports are not suitable, submit detailed drawings showing materials and
details of construction for each type of special hanger and/or support.

2. Representative catalog cuts for accessories (e.g., threaded rod, insulation
shields and saddles, never-seize compound, etc.)

PART 2 - PRODUCTS

2.1 GENERAL
A. All insulated pipe shall be furnished with a pipe insulation shield and/or saddle at
each pipe support location as specified herein.
B. Where pipe hangers and supports come in contact with copper piping, provide
protection from galvanic corrosion by wrapping pipe with 1/16-inch thick neoprene

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15094-4
PREFABRICATED PIPE HANGERS, SUPPORTS AND BRACING

sheet and galvanized protection shield; isolators similar to Eleen, Figure No. 228; or
PVC-coated hangers and supports. All stainless steel piping shall be isolated from
all ferrous materials, including galvanized steel, by use of neoprene sheet material
and protection shields, similar to above methods.

All vertical pipes shall be supported at each floor or at intervals of not more than 12
feet (whichever is less) by approved pipe collars, clamps, brackets, or wall rests and
at all points necessary to insure rigid construction. All vertical pipes passing
through pipe sleeves shall be secured using a pipe collar.

Link-seal compression type wall penetration sleeves shall not be used to support
static or dynamic loads. Additional supports shall be provided such that static
gravity loads and horizontal dynamic loads are not transferred to these penetration
sleeves.

2.2 MATERIALS

A.

Unless otherwise specified herein, pipe hangers and supports shall be standard
catalogued components, conforming to the requirements of MSS-SP-58, MSS SP-69
and MSS SP-89.
Pipe hangers, supports, braces and accessories shall be standard catalogued
components as manufactured by Anvil International, Inc , Carpenter & Peterson,
Inc. or equivalent. Any reference to a specific figure number of a specific
manufacturer is for the purpose of establishing a type and quality of product and
shall not be considered as proprietary.
Materials of all prefabricated pipe hangers, supports, braces and accessories
(including bolts, nuts, washers) shall be as follows:
1. For steel, stainless steel and ductile iron piping:
a. Exposed interior or exterior and all other spaces not otherwise defined
below shall be steel conforming to ASTM A123 and ASTM A152.
b. Submerged or within/directly above tanks shall be Type 316 stainless
steel.
c. Exposed interior spaces subjected to a damp or corrosive environment
shall be Type 316 stainless steel.
2. For copper piping: shall be copper plated steel.
Type 1
1. Metallic pipe (Steel, stainless steel and ductile iron):
a. Adjustable Clevis Type (Type S) (Pipes greater than 4” diameter):
i. Anvil International, Inc. (Fig 260)
ii. Carpenter & Patterson Inc. (Fig 100)
iit. Or equal
b. Adjustable Clevis Type (Type S) (Pipes 4” diameter or less):
i. Anvil International, Inc. (Fig 65)
ii. Carpenter & Patterson Inc. (Fig 200)
iit. Or equal
c. Adjustable Steel Yoke Pipe Roll (Type S):
i. Anvil International, Inc. (Fig 181)
ii. Carpenter & Patterson Inc. (Fig 140)
iit. Or equal
d. Adjustable Pipe Roll (Type S):

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E.

15094-5
PREFABRICATED PIPE HANGERS, SUPPORTS AND BRACING

i. Anvil International, Inc. (Fig 177)

ii. Carpenter & Patterson Inc. (Fig 142)

iit. Or equal

Pipe Clamp (Type F).:

i. Anvil International, Inc. (Fig 212, Fig 216 or Fig 295 Clamp w/
Fig 272 Eyerod)

ii. Carpenter & Patterson Inc. (Fig 175, Fig 298 or Fig 304 Clamp w/
Fig 93 Eyerod)

iit. Or equal

U-Bolt (Type S)

i. Anvil International, Inc. (Fig 137)

ii. Carpenter & Patterson Inc. (Fig 283)

iit. Or equal

2. Copper Pipe:

a.

Type 2

Adjustable Clevis Type (Type S)

i. Anvil International, Inc. (Fig CT-65)

ii. Carpenter & Patterson Inc. (Fig 100CT)
iit. Or equal

Adjustable Swivel Ring Type (Type S)

i. Anvil International, Inc. (Fig CT-69)

ii. Carpenter & Patterson Inc. (Fig LACT)
iit. Or equal

1. Metallic pipe (Steel, stainless steel and ductile iron):

a.

Pipe Roll Stand (Type S) (Non Adjustable)

i. Anvil International, Inc. (Fig 271)

ii. Carpenter & Patterson Inc. (Fig 39)

iit. Or equal

Pipe Roll Stand (Type S) (Adjustable)

i. Anvil International, Inc. (Fig 274)

ii. Carpenter & Patterson Inc. (Fig 40)

iit. Or equal

Pipe Roll Chair (Type S)

i. Anvil International, Inc. (Fig 175)

ii. Carpenter & Patterson Inc. (Fig 67)

iit. Or equal

Adjustable Pipe Roll (Type S)

i. Anvil International, Inc. (Fig 177)

ii. Carpenter & Patterson Inc. (Fig 109)

iit. Or equal

Pipe Alignment Guide (Type G)

i. Anvil International, Inc. (Fig 255 or 256)
ii. Carpenter & Patterson Inc. (Fig 1006 or 1007)
iit. Or equal

Pipe Slide Assembly (welded to pipe) (Type G or F)
i. Anvil International, Inc. (Fig 257 or 436)

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15094-6
PREFABRICATED PIPE HANGERS, SUPPORTS AND BRACING

ii. Carpenter & Patterson Inc. (Fig 1010)
iit. Or equal
g. Pipe Slide Assembly (w/ welded clamp) (Type G or F)
i. Anvil International, Inc. (Fig 257 or 436 w/ Fig 432 clamp)
ii. Carpenter & Patterson Inc. (Fig 1010 w/ Fig 158 clamp)
iit. Or equal
h. Floor Mounted Stanchions w/ Adjustable Saddles (Type S)
i. Anvil International, Inc. (Fig 63 Stanchion w/ Fig 264 or Fig 265
Saddle)
ii. Carpenter & Patterson Inc. (Fig 138 Stanchion w/ Fig 101 or Fig
101U Saddle)
iit. Or equal
i. Concrete cradles
i. Provide as detailed on the Structural Drawings
Type 3 (Type S) (all pipes)
1. Wall Bracket
a. Anvil International, Inc. (Fig 194, Fig 195 or Fig 199)
b. Carpenter & Patterson Inc. (Fig 69, Fig 84 or Fig 139)
c. Or equal
d. Fabricated brackets may be used in lieu of pre-fabricated brackets.
Material shall conform to Part C above.
Accessories:
1. Threaded Rods
i. Anvil International, Inc. (Fig 140, 142 or 146)
ii. Carpenter & Patterson Inc. (Fig 94 or 133)
iit. Or equal
2. Pipe Insulation Shield
i. Anvil International, Inc. (Fig 167 or Fig 168)
ii. Carpenter & Patterson Inc. (Fig 265GS or Fig 265P)
iit. Or equal
3. Pipe Insulation Saddle
i. Anvil International, Inc. (Figs 160-166A)
ii. Carpenter & Patterson Inc. (Figs 351-357Z)
iit. Or equal
4. Anti-seize compound
i. | Never Seez by Bostik, Inc.
ii. Or equal
Miscellaneous Pipe Hangers, Supports and Braces (Type 4 or Custom):
1. Contractor shall provide additional hangers, supports and braces as required
that are not classified as Types 1, 2 or 3 above.
2. Materials shall conform to Part C above.
Concrete Anchorage:
1. Epoxy anchors. ASTM C881, non-expanding, two-component epoxy resin
with AISC Type 316 Stainless Steel threaded road with washer nut.
Manufactured by Hilti Fastening Systems (HIT RESOOSD); Ramset Fastening

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15094-7
PREFABRICATED PIPE HANGERS, SUPPORTS AND BRACING

Systems (Chemset Capsule Series); Power Fasteners (T308 Plus); or
equivalent.

2. Expansion anchors. Stainless steel AISI Type 316 for galvanized and
aluminum fabrications; cadmium plated for painted steel fabrications.
Manufactured by Hilti Fastening Systems (Kwik Bolt HI); Ramset Fastening
Systems (Tru Bolt Stud Anchor); Power Fasteners (Power Stud); or
equivalent.

PART 3 - EXECUTION

3.1

INSTALLATION

A.

B.

Install prefabricated hangers and supports in accordance with the pipe support shop

drawings, in accordance with MSS SP-89 and as specified herein.

Hangers shall be used for their intended purpose only. They shall not be used for

rigging or erection purposes.

General Contractor shall coordinate the installation of field run conduit, piping and

other utilities to avoid interference with the pipe supports.

All pipe supports shall include features to permit adjustments of pipe elevations.

Once all piping is properly aligned and at the correct elevations, the supports shall

be locked into place. Locking nuts, cotter pins, temporary locking devices and other

locking means should be properly engaged. Tack welding shall not be utilized to
lock supports in place.

Type 1 hangers using threaded rods shall be attached to the building structure or

supplemental framing. Connections to the building structure shall be with beam

clamps, welded angles or embedded concrete weld plates or threaded inserts.

Type 1 pipe hangers installed in concrete overhead shall utilize the following

anchorage:

1. All connections shall utilize a minimum of 2 anchors.

2. All drilled anchors shall have a minimum embedment depth of 6 inches,
minimum concrete edge distance of 6 inches and minimum spacing of 6
inches.

3. Install all drilled anchors in accordance with the anchor Manufacturer’s
instructions.

Secure Type 2 pipe support to structural supporting member. All pipe supports shall

be rigidly anchored to their structural supporting members.

All surfaces of steel and aluminum in contact with or embedded in concrete or

masonry shall be coated with epoxy paint (min 5 mils dry film thickness).

Valves, Fittings & Specialties: Independently support pipe connected to pumps,

equipment and piping systems.

Temporary pipe supports:

1. General Contractor shall be responsible for providing all temporary pipe
supports and rigging.

2. Lay out each section of pipeline and make connections while the pipe is held
in temporary supports.

3. After the completion of connections in each section of pipeline, hold the
section in place with temporary clamps.

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15094-8
PREFABRICATED PIPE HANGERS, SUPPORTS AND BRACING

4. Do not remove the temporary clamps until the piping is correctly installed on
the permanent supports.

3.2 TESTING

A.
B.

All permanent pipe supports shall be installed prior to testing.

Demonstrate compliance with the requirements of this section with respect to
support, pitch, vibration, movement, and expansion and contraction during start-up
testing of the equipment and associated piping systems as indicated in Section
01800.

Systems which do not meet the requirements of this section with respect to support,
pitch, vibration, lateral movement, and expansion and contraction shall be
supplemented with additional braces as required and re-demonstrated until
compliance is achieved.

END OF SECTION

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15180-1

SECTION 15180

PIPE AND EQUIPMENT INSULATION

PART 1 - GENERAL

1.1 DESCRIPTION
A. Work Included: Provide and apply insulation to all interior piping and equipment in
accordance with Table 1.
B. Related Work Specified Elsewhere: "Plumbing - General" and "HVAC General"
are specified in this Division.

12 QUALITY ASSURANCE
A. Standards:
1. Fiberglass pipe insulation shall conform to ASTM C547.
2. All-service vapor retarder jacket shall conform to ASTM C1136.

B. Have all insulation work performed by skilled insulation workmen regularly
employed in the trade.

C. Fire Hazard Rating: Except for materials listed below, all insulation materials,
adhesives, coatings and other accessories shall have a UL fire hazard rating not to
exceed 25 for flame spread and 50 for fuel contributed and smoke
developed. Exceptions are:

1. Factory pre-molded one-piece PVC fitting and valve covers and pipe
jacketing.
2. Asphaltic mastic.
D. Acceptable Manufacturers:
1. Flexible Preformed Elastomeric Insulation:
a. Armacell "AP Armaflex".
b. Aeroflex “Aerocel”
c. Rubetex.
d. or equal
2. Fiberglass:
a. Owens-Corning

b. Certainteed
c. Knauf
d. or equal

PART 2 - PRODUCTS

2.1 MATERIALS
A. Flexible Preformed Elastomeric Insulation (for refrigerant piping and piping
carrying cold fluids between 40 and 100 degrees F).:
1. Thickness: As listed in Table 1.
2. Insulation material shall be manufactured without the use of CFC's, HFC's or
HCFC's. Insulation shall be formaldehyde free, low VOC's, fiber free, dust
free and mold and mildew resistant.

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2.2

15180-2
PIPE AND EQUIPMENT INSULATION

3. Insulation shall have a maximum thermal conductivity of 0.27 Btu-in./h-ft2-
°F at a 75°F mean temperature when tested in accordance with ASTM C 177
or ASTM C 518, latest revision. Insulation shall have a maximum water vapor
transmission of 0.08 perm-inches when tested in accordance with ASTM E

96, Procedure A, latest revision.

4. Insulation Covering: Field applied PVC jacket with joining surfaces adhered

using PVC solvent weld adhesive.
B. Fiberglass Pipe Insulation:
Mineral fiber thermal insulation.
All service vapor retarder jacket.
Required for use on all pipes as listed in Table 1.
All cold piping shall be sealed to prevent condensation.
Thickness of insulation shall conform to Table 1.
ittings and Valves:

WN AAR WN

Do not insulate unions and flanges.
D. PVC Jacketing
1. For use on straight runs of fiberglass insulated piping in all areas.
E. Staples: Outward clinching type, type 304 or 316 stainless steel.
F. Adhesives:

Pre-molded PVC covers with fiberglass fill on fiberglass insulation systems.
Mineral fiber insert insulation with an aluminum pre-molded fitting cover.

1. Flexible elastomeric insulation: Obtain adhesive from the insulation
manufacturer and apply in strict accordance with manufacturer's instructions

and recommendations.

2. Fiberglass: Non-flammable vapor barrier adhesive as manufactured by

Benjamin Foster or Childers or equal.

APPLICATION THICKNESS TABLES

TABLE | - MINIMUM PIPE INSULATION*

Insulation Thickness in Inches for Pipe Sizes

Fluid Runouts 14" and . 2-1/2" 5 8" and
Temp Up to Less to 4" and Larger
Range, °F | 14" 6"
Heat Systems
Low Pressure Steam 201-250 2% 21% 3 3 3 3%
Steam Condensate Any 1 1 1 1% 1% 2
Hot Water 120-200 1%" 1%" 2 2 2 2
Refrigerant Any 1 1 1% 1% 1% 1%

*Based on minimum thermal resistance ® of 4.0 per inch of thickness on a flat surface at a mean
temperature of 75°F.

PART 3 - EXECUTION

3.1

INSTALLATION

A. Apply insulation only after all pipes have been tested and approved.

B. Clean and dry all surfaces to which insulation is to be applied.

C. Neatly finish the ends of insulation on exposed piping at valves, flanges, etc

., with

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3.2

15180-3
PIPE AND EQUIPMENT INSULATION

cover strips.

Insulation at sleeves:

1. ‘Insulation shall be continuous through all sleeves except where gas-tight seal
is indicated.

2. Provide aluminum cover on insulation where caulking is required.

3. Delete insulation at walls requiring a gas-tight seal.

Insulation at Hangers:

1. Insulation shall be continuous at hangers.

2. Provide protection saddles at pipe hangers where required to prevent
compression or distortion of insulation in accordance with insulation
manufacturer's requirements.

Fiberglass factory applied insulation jacket:

1. Seal all laps, joint strips, exposed staples, exposed ends with vapor barrier
adhesive.

2. Install only when temperature is between 40 degrees and 120 degrees F.

3. Secure with staples where required for additional strength and to prevent
fishmouths.

CLEANING
A. Clean all insulation of accumulated paint, concrete, mortar, etc.
B. Do not damage insulation during cleaning.

END OF SECTION

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15400-1

SECTION 15400

PLUMBING — GENERAL

PART 1 - GENERAL

1.1

1.2

DESCRIPTION

A.

Description: Perform the following items of work required to complete the work of

this Section, as shown on the DRAWINGS and specified herein:

1. All labor, materials, equipment and transportation shall be provided as required
to completely install the natural gas system, with all connections as shown on
the DRAWINGS and described in these specifications or as required by the
International Plumbing Code 2009. The accompanying DRAWINGS do not
show every detail of pipe, valves, fittings, hangers, equipment and fixtures
which are necessary for the complete installation but are provided to show the
general arrangement and extent of work to be performed.

Work Included: The plumbing work shall include, but not be limited to the following

(when applicable):

1. Fuel gas supply piping.

2. All other plumbing items indicated on the DRAWINGS, specified herein, or
needed for a complete and proper plumbing installation.

Related Work Specified Elsewhere (When Applicable)

Project cleaning is specified in Division I.

Caulking and flashing are specified in Division 7.

Pipe Sleeves and Seals are specified in Section 15092.

Pipe Hangers and Supports are specified in Section 15094.

Piping, pipe fittings, valves, insulation, fixtures, equipment, and accessories are

specified in the appropriate Sections of this Division.

6. Electrical is specified in Division 16.

Drawings and Measurements:

1. The Drawings show the general arrangement, direction, and sizes of
pipes. They are not intended to show every offset, valve, and fitting, and every
structural difficulty that may be encountered.

2. All measurements shall be verified at the job site.

WARWN >

QUALITY ASSURANCE

A.

B.

C.

Materials and Workmanship: All materials and workmanship shall be suitable for the
respective work and the type of service encountered.

Equipment: All equipment shall be constructed to operate safely without water
hammer and undue wear.

Local Codes: Perform all work in accordance with applicable state and local
plumbing codes, except where requirements of this Contract are more stringent.
Permits: Arrange for all permits, inspections, and tests required by codes at no
additional cost to the Owner.

Standards: When standards are referred to, the latest issue shall apply.

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