HomeMy WebLinkAboutPlumbing SpecificationsP9.01Plumbing
1.General:
A.All work to be in compliance with the Indiana Plumbing Code, Indiana Accessibility Code and all state and local ordinances.
B.All applicable provisions of the General Conditions and the General Requirements for Mechancial Work are a part of this section.
2.Scope of Work:
A.Furnish all labor, materials , equipment, supervision and services required for complete installation of plumbing service as
required for complete installation of plumbing systems as indicated, specified or reasonably implied.
B.Systems shall be complete, operable installations. All work to be done in
accordance with local and national plumbing codes.
3.General Requirements:
A.Piping shall not be installed at locations having ductwork until after air ducts are in place and this contractor shall be responsible
for routing his work to clear air ducts as well as light fixtures and equipment of other trades.
B.Runs of piping are in part, diagrammatic, and contractor shall run piping to best fit field conditions. Field variation of scale
dimensions of drawings is required. Since actual locations, dimensions and levels will be governed by architectural drawings and
actual field conditions.
C.Fixtures shall be installed so that connecting and disconnecting of piping and accessories can be made readily and parts are
easily accessible for inspection, operations, maintenance and repair. Provide access panels where required.
4.Shop Drawings:
A.Review of shop drawings does not relieve Contractor of responsibility for correct ordering of material or equipment.
B.Include all significant data on shop drawing submittals shown in Specifications and Equipment Schedules.
C.Contractor review should insure that equipment will fit into available space.
D.Submit shop drawings in brochure form and include all related equipment in one brochure.
E.Submit two (2) copies more than Contractor needs for his use. Or, provide electronic copies.
F.After award of contract, submit within 30 days.
G.Submit shop drawings of all major plumbing components, such as plumbing fixtures, etc. Coordinate with Engineer.
H.Contractor shall review and approve and affix his company name (in the form of a stamp) and project name to all shop drawings
and submittals before submitting.
5.Electrical Wiring:
A.Will be furnished by Electrical Contractor. This Contractor shall furnish necessary controls, wiring diagrams and instructions.
6.Piping Drawings:
A.Drawings are partially diagrammatic and are not intended to show in detail all features of work.
B.Location of piping shall be checked to determine that it clears openings and important structural members. That piping indicated
as concealed can be properly concealed in walls or partitions of finished rooms. And that it does not interfere with cabinets, lights
or other equipment having fixed locations.
C.Piping shall be concealed except where specifically noted otherwise.
D.All plumbing openings through walls and floors shall be fire stopped, by caulking annular spaces air tight, if the pipes extend into
adjacent areas.
7.Testing:
A.Water Lines:
1.Test for leaks and defects in new piping and parts of existing piping that have been altered, extended, or repaired.
2.Test to a hydrostatic pressure of 100 psi., for a period of twenty-four (24) hours.
3.Repair leaks and defects with new materials and retest piping, or portion thereof, until satisfactory results are obtained.
4.Prepare report for tests and required corrective action.
B.Sanitary Lines:
1.Test for leaks and defects in new piping and parts of existing piping that have been altered, extended, or repaired.
2.Test according to procedures of authorities having jurisdiction.
3.Repair leaks and defects with new materials and retest piping, or portion thereof, until satisfactory results are obtained.
4.Prepare report for tests and required corrective action.
8.Materials:
A. In the event a material for a specific use is not mentioned, contractor shall supply best material suitable for use intended.
B.Sanitary Waste and Vent:
1.All drain lines to be Solid wall PVC (ASTM D 2665), Type K Copper (ASTM B306) or Hubless Cast Iron (ASTM A 888). DO
NOT USE CELLULAR CORE PVC.
2.Vertical and horizontal lines shall be concealed, unless specifically indicated as exposed.
3.Installation of sanitary piping shall be carefully planned to meet invert elevations as required.
4.Turns in horizontal lines shall be accomplished via long turn wye branches or through combination wye and eighth bends.
5.Slope 21/2" and smaller lines at 1/4"/ft. Slope 3" and larger lines at a minimum of 1/8”/ft.
C.Domestic Water:
1.All water lines to be type L copper (ASTM B 88M, Type B).
2.All fittings to be wrought copper (ASTM B 16.22) with soldered joints.
3.Solder and fluxes shall be lead-free, equal to or less than 0.2 percent lead.
4.Install dielectric fittings where material changes make it necessary.
9.Insulation:
A.Insulation Materials
1.Products shall not contain asbestos, lead, mercury, or mercury compounds.
2.Products that come in contact with stainless steel shall have a leachable chloride content of less than 50 ppm when tested
according to ASTM C 871.
3.Insulation materials for use on austenitic stainless steel shall be qualified as acceptable according to ASTM C 795.
4.Foam insulation materials shall not use CFC or HCFC blowing agents in the manufacturing process.
5.Cellular Glass: Inorganic, incombustible, foamed or cellulated glass with annealed, rigid, hermetically sealed cells.
6.Flexible Elastomeric Insulation: Closed-cell, sponge- or expanded-rubber materials. Comply with ASTM C 534, Type I for
tubular materials.
B.Adhesives
1.Materials shall be compatible with insulation materials, jackets, and substrates and for bonding insulation to itself and to
surfaces to be insulated, unless otherwise indicated.
2.Cellular-Glass Adhesive: Two-component, thermosetting urethane adhesive containing no flammable solvents, with a service
temperature range of minus 100 to plus 200 deg F.
3.Flexible Elastomeric and Polyolefin Adhesive: Comply with MIL-A-24179A, Type II, Class I.
C.Preparation
1.Surface Preparation: Clean and dry surfaces to receive insulation. Remove materials that will adversely affect insulation
application.
2.Coordinate insulation installation with the trade installing heat tracing. Comply with requirements for heat tracing that apply to
insulation.
3.Mix insulating cements with clean potable water; if insulating cements are to be in contact with stainless-steel surfaces, use
demineralized water.
D.General Installation Requirements
1.Install insulation materials, accessories, and finishes with smooth, straight, and even surfaces; free of voids throughout the
length of piping including fittings, valves, and specialties.
2.Install insulation materials, forms, vapor barriers or retarders, jackets, and thicknesses required for each item of pipe system
as specified in insulation system schedules.
3.Install accessories compatible with insulation materials and suitable for the service. Install accessories that do not corrode,
soften, or otherwise attack insulation or jacket in either wet or dry state.
4.Install insulation with longitudinal seams at top and bottom of horizontal runs.
5.Install multiple layers of insulation with longitudinal and end seams staggered.
6.Do not weld brackets, clips, or other attachment devices to piping, fittings, and specialties.
7.Keep insulation materials dry during application and finishing.
8.Install insulation with tight longitudinal seams and end joints. Bond seams and joints with adhesive recommended by
insulation material manufacturer.
9.Install insulation with least number of joints practical.
10.Apply adhesives, mastics, and sealants at manufacturer's recommended coverage rate and wet and dry film thicknesses.
11.Install insulation with factory-applied jackets as follows:
a.Draw jacket tight and smooth.
b.Cover circumferential joints with 3-inch- wide strips, of same material as insulation jacket. Secure strips with adhesive and
outward clinching staples along both edges of strip, spaced 4 inches o.c.
c.Overlap jacket longitudinal seams at least 1-1/2 inches. Install insulation with longitudinal seams at bottom of pipe. Clean
and dry surface to receive self-sealing lap. Staple laps with outward clinching staples along edge at 2 inches o.c.
(1)For below-ambient services, apply vapor-barrier mastic over staples.
d.Cover joints and seams with tape, according to insulation material manufacturer's written instructions, to maintain vapor
seal.
e.Where vapor barriers are indicated, apply vapor-barrier mastic on seams and joints and at ends adjacent to pipe flanges
and fittings.
12.Cut insulation in a manner to avoid compressing insulation more than 75 percent of its nominal thickness.
13.Finish installation with systems at operating conditions. Repair joint separations and cracking due to thermal movement.
14.Repair damaged insulation facings by applying same facing material over damaged areas. Extend patches at least 4 inches
beyond damaged areas. Adhere, staple, and seal patches similar to butt joints.
15.For above-ambient services, do not install insulation to the following:
a.Vibration-control devices.
b.Testing agency labels and stamps.
c.Nameplates and data plates.
d.Cleanouts.
F.Piping Insulation Schedule
1.Domestic Cold, Hot and Recirculated Hot Water: Insulation shall be one of the following:
a.Flexible Elastomeric: 1/2 inch thick.
b.Cellular Glass: 1 inch thick.
10.Hangers and Supports:
A.Carbon-Steel Pipe Hangers and Supports:
1.Description: MSS SP-58, Types 1 through 58, factory-fabricated components.
2.Galvanized Metallic Coatings: Pregalvanized or hot dipped.
3.Nonmetallic Coatings: Plastic coating, jacket, or liner.
4.Padded Hangers: Hanger with fiberglass or other pipe insulation pad or cushion to support bearing surface of piping.
5.Hanger Rods: Continuous-thread rod, nuts, and washer made of carbon steel or stainless steel.
B.Stainless-Steel Pipe Hangers and Supports:
1.Description: MSS SP-58, Types 1 through 58, factory-fabricated components.
2.Padded Hangers: Hanger with fiberglass or other pipe insulation pad or cushion to support bearing surface of piping.
3.Hanger Rods: Continuous-thread rod, nuts, and washer made of stainless steel.
C.Copper Pipe Hangers:
1.Description: MSS SP-58, Types 1 through 58, copper-coated-steel, factory-fabricated components.
2.Hanger Rods: Continuous-thread rod, nuts, and washer made of copper-coated steel or stainless steel.
D.Metal Pipe-Hanger Installation: Comply with MSS SP-69 and MSS SP-89. Install hangers, supports, clamps, and attachments as
required to properly support piping from the building structure.
E.Metal Trapeze Pipe-Hanger Installation: Comply with MSS SP-69 and MSS SP-89. Arrange for grouping of parallel runs of
horizontal piping, and support together on field-fabricated trapeze pipe hangers.
1.Pipes of Various Sizes: Support together and space trapezes for smallest pipe size or install intermediate supports for
smaller diameter pipes as specified for individual pipe hangers.
2.Field fabricate from ASTM A 36/A 36M, carbon-steel shapes selected for loads being supported. Weld steel according to
AWS D1.1/D1.1M.
F.Thermal-Hanger Shield Installation: Install in pipe hanger or shield for insulated piping.
G.Fastener System Installation:
1.Install powder-actuated fasteners for use in lightweight concrete or concrete slabs less than 4 inches thick in concrete after
concrete is placed and completely cured. Use operators that are licensed by powder-actuated tool manufacturer. Install
fasteners according to powder-actuated tool manufacturer's operating manual.
2.Install mechanical-expansion anchors in concrete after concrete is placed and completely cured. Install fasteners according
to manufacturer's written instructions.
H.Pipe Positioning-System Installation: Install support devices to make rigid supply and waste piping connections to each plumbing
fixture.
I.Install hangers and supports complete with necessary attachments, inserts, bolts, rods, nuts, washers, and other accessories.
J.Vertical Piping: MSS Type 8 or 42, clamps.
K.Individual, Straight, Horizontal Piping Runs:
1.100 Feet and Less: MSS Type 1, adjustable, steel clevis hangers.
2.Longer Than 100 Feet: MSS Type 43, adjustable roller hangers.
3.Longer Than 100 Feet if Indicated: MSS Type 49, spring cushion rolls.
L.Multiple, Straight, Horizontal Piping Runs 100 Feet or Longer: MSS Type 44, pipe rolls. Support pipe rolls on trapeze.
M.Base of Vertical Piping: MSS Type 52, spring hangers.
N.Install hangers for copper tubing with the following maximum horizontal spacing and minimum rod diameters:
1.NPS 3/4 and Smaller: 60 inches with 3/8-inch rod.
2.NPS 1 and NPS 1-1/4: 72 inches with 3/8-inch rod.
3.NPS 1-1/2 and NPS 2: 96 inches with 3/8-inch rod.
4.NPS 2-1/2: 108 inches with 1/2-inch rod.
5.NPS 3 to NPS 5: 10 feet with 1/2-inch rod.
6.NPS 6: 10 feet with 5/8-inch rod.
7.NPS 8: 10 feet with 3/4-inch rod.
O.Install supports for vertical copper tubing every 10 feet.
11.Escutcheon Plates:
A.Lines passing through floors, walls, sink backs, vanity backs or other finished areas shall be fitted with chrome plated escutcheon
plates. Split ring type may be used where necessary.
12.Valves:
A.Water:
1.Valves shall be provide for water lines.
2.Valves shall manufactured by Nibco, Hammond or equal.
3.All service valves shall be full-flow type gate valves or ball valves.
4.Valves shall be mounted in accessible locations and in workable positions. Care shall be taken for mounting in correct
locations.
13.Finishing:
A.Cutting and patching shall be done using methods specifically approved by Architect/Engineer.
D.Carefully locate fittings using architectural drawings. Do not scale plumbing drawings.
E.Rough-in shall be in accordance with equipment and fixture supplier's roughing-in dimensions.
14.Fire Protection:
A.Contractor shall provide new equipment and adjust existing equipment as required to install a complete fire protection sprinkler
system to cover all areas of tenant renovation.
B.Fire Protection system shall meet all 2010 NFPA 13, national and local codes.
C.Standard-Pressure Piping System Component: Listed for 175-psig minimum working pressure.
D.Delegated Design: Design sprinkler system(s), including comprehensive engineering analysis by a qualified professional engineer,
using performance requirements and design criteria indicated.
F.Dry-pipe fire protection system shall be used in all areas subject to freezing.
G.Sprinkler system design shall be approved by authorities having jurisdiction.
1.Margin of Safety for Available Water Flow and Pressure: 10 percent, including losses through water-service piping, valves,
and backflow preventers.
2.Maximum Protection Area per Sprinkler: Per UL listing.
H.Piping Materials
1.Steel Pipe and Fittings
a.Standard Weight, Black-Steel Pipe: ASTM A 53/A 53M, Type E, Grade B. Pipe ends may be factory or field formed to
match joining method.
b.Schedule 30, Black-Steel Pipe: ASTM A 135; ASTM A 795/A 795M, Type E; or ASME B36.10M, wrought steel; with wall
thickness not less than Schedule 30 and not more than Schedule 40. Pipe ends may be factory or field formed to match
joining method.
2.CPVC Pipe and Fittings
a.Standard CPVC Fireguard (where concealed only).
I.Sprinklers
1.General Requirements:
a.Standard: UL's "Fire Protection Equipment Directory" listing or "Approval Guide," published by FM Global, listing.
b.Pressure Rating for Residential Sprinklers: 175 psig maximum.
c.Pressure Rating for Automatic Sprinklers: 175 psig minimum.
d.Pressure Rating for High-Pressure Automatic Sprinklers: 250 psig minimum.
2.Automatic Sprinklers with Heat-Responsive Element:
a.Early-Suppression, Fast-Response Applications: UL 1767.
b.Nonresidential Applications: UL 199.
c.Residential Applications: UL 1626.
d.Characteristics: Nominal 1/2-inch orifice with Discharge Coefficient K of 5.6, and for "Ordinary" temperature classification
rating unless otherwise indicated or required by application.
J.Sprinkler Installation
1.Install sprinklers in suspended ceilings in center of narrow dimension of acoustical ceiling panels.
2.Install dry-type sprinklers with water supply from heated space. Do not install pendent or sidewall, wet-type sprinklers in areas
subject to freezing.
3.Install sprinklers into flexible, sprinkler hose fittings and install hose into bracket on ceiling grid.
K.Sprinkler Schedule
1.Use sprinkler types in subparagraphs below for the following applications:
a.Rooms without Ceilings: Upright sprinklers.
2.Spaces Subject to Freezing: Pendent, dry sprinklers or Sidewall, dry sprinklers.
L.Provide sprinkler types in subparagraphs below with finishes indicated.
1.Upright Sprinklers: Brass
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IN23057
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VEMEP CLARIFICATION 01/18/2024
PLUMBING
SPECIFICATIONS