Copyright 2011 AIAMasterSpec Premium03/11

PRODUCT MASTERSPEC LICENSED BY ARCOM TO CONBRACO, INC.

Copyright 2011 by The American Institute of Architects (AIA)

Exclusively published and distributed by Architectural Computer Services, Inc. (ARCOM) for the AIA

This Product MasterSpec Section is licensed by ARCOM to Apollo Valves, Conbraco, Inc. ("Licensee").

This Product MasterSpec Section modifies the original MasterSpec text, and does not include the full content of the original MasterSpec Section.

Revisions made to the original MasterSpec text are made solely by the Licensee and are not endorsed by, or representative of the opinions of, ARCOM or The American Institute of Architects (AIA). Neither AIA nor ARCOM are liable in any way for such revisions or for the use of this Product MasterSpec Section by any end user. A qualified design professional should review and edit the document to suit project requirements.

For more information, contact Conbraco,Industries,Inc., P.O. Box 247, Matthews, NC 28105; Phone: 704-841-6000; Fax: 704-841-6020; Website: Email: .

For information about MasterSpec contact ARCOM at (800) 424-5080 or visit

SECTION 226313 - GAS PIPING FOR LABORATORY AND HEALTHCARE FACILITIES

TIPS:

To view non-printing Editor's Notes that provide guidance for editing, click on Masterworks/SingleFile Formatting/Toggle/Editor's Notes.

To read detailed research, technical information about products and materials, and coordination checklists, click on Masterworks/Supporting Information.

Revise this Section by deleting and inserting text to meet Project-specific requirements.

This Section uses the term "Architect."Change this term to match that used to identify the design professional as defined in the General and Supplementary Conditions.

Verify that Section titles referenced in this Section are correct for this Project's Specifications; Section titles may have changed.

PART 1 - GENERAL

1.1RELATED DOCUMENTS

Retain or delete this article in all Sections of Project Manual.

  1. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division01 Specification Sections, apply to this Section.

1.2SUMMARY

  1. Section Includes:

Gases in five subparagraphs below are suitable medical gases for healthcare facilities.

  1. Carbon dioxide piping, designated "medical carbon dioxide."
  2. Helium piping, designated "medical helium."
  3. Nitrogen piping, designated "medical nitrogen."
  4. Nitrous oxide piping, designated "medical nitrous oxide."
  5. Oxygen piping, designated "medical oxygen."

Retain subparagraph below to specify nonmedical specialty gases and revise Section Text throughout.

  1. Insert specialty gas> piping, designated "specialty <Insert designation>."

Retain "Owner-Furnished Material" Paragraph below if Owner furnishes own material for installation in completed Work.If items are listed in subparagraphs below, delete their descriptions from Part2 but retain installation and connection requirements in Part3.

  1. Owner-Furnished Material:
  2. Patient-service consoles.
  3. Ceiling columns.
  4. Ceiling-hose assemblies.
  5. Medical gas manifolds.
  6. Bulk medical gas storage tanks.
  7. Insert product>.

Retain subparagraph below if Owner furnishes test gases.

  1. Owner will furnish gases for medical gas concentration testing specified in this Section.
  1. Related Requirements:

Retain subparagraphs below to cross-reference requirements Contractor might expect to find in this Section but are specified in other Sections.

  1. Section115313 "Laboratory Fume Hoods" for gas outlets in laboratory fume hoods.
  2. Section123553 "Laboratory Casework" for gas outlets in casework.
  3. Section123570 "Healthcare Casework" for gas outlets in medical casework.
  4. Section226400 "Medical Gas Alarms" for combined medical air, vacuum, and gas alarms.

1.3DEFINITIONS

Retain terms that remain after this Section has been edited for a project.

  1. CR:Chlorosulfonated polyethylene synthetic rubber.

Gases in paragraph below are defined as medical gases in NFPA99.

  1. Medical gas piping systems include medical carbon dioxide, medical helium, medical nitrogen, medical nitrous oxide, and medical oxygen <Insert other medical and combination gases> for healthcare facility patient care.

1.4ACTION SUBMITTALS

  1. Product Data:For each type of product.
  2. Shop Drawings:Include diagrams for power, signal, and control wiring.

1.5INFORMATIONAL SUBMITTALS

Coordinate "Qualification Data" Paragraph below with qualification requirements in SECTION 014000 "Quality Requirements" and as may be supplemented in "Quality Assurance" Article.

  1. Qualification Data:For [Installer] [and] [testing agency].

Retain "Seismic Qualification Certificates" Paragraph below if required by seismic criteria applicable to Project.Coordinate with Section220548 "Vibration and Seismic Controls for Plumbing Piping and Equipment." See ASCE/SEI7 for certification requirements for equipment and components.

  1. Seismic Qualification Certificates:For [gas manifolds] [and] [bulk gas storage tanks], from manufacturer.
  2. Basis for Certification:Indicate whether withstand certification is based on actual test of assembled components or on calculation.
  3. Dimensioned Outline Drawings of Equipment Unit:Identify center of gravity and locate and describe mounting and anchorage provisions.
  4. Detailed description of equipment anchorage devices on which the certification is based and their installation requirements.

Retain "Material Certificates" Paragraph below if Project includes medical gas systems for healthcare facilities.

  1. Material Certificates:Signed by Installer certifying that medical gas piping materials comply with requirements in NFPA99 for positive-pressure medical gas systems.

Retain "Brazing certificates" Paragraph below if retaining "Brazing" Paragraph in "Quality Assurance" Article.

  1. Brazing certificates.

Retain "Certificates of Shop Inspection and Data Report for Bulk Gas Storage Tanks" Paragraph below if certificates are required.

  1. Certificates of Shop Inspection and Data Report for Bulk Gas Storage Tanks:As required by ASME Boiler and Pressure Vessel Code.

Retain "Field quality-control reports" Paragraph below if Contractor is responsible for field quality-control testing and inspecting.

  1. Field quality-control reports.

1.6CLOSEOUT SUBMITTALS

  1. Operation and Maintenance Data:For [medical] [and] [specialty] gas piping specialties to include in emergency, operation, and maintenance manuals.

1.7MAINTENANCE MATERIAL SUBMITTALS

This article includes compressed air outlets and vacuum inlets because most medical equipment has air and vacuum services as well as medical gas services.

  1. Furnish extra materials that match products installed and that are packaged with protective covering for storage and identified with labels describing contents.

Service connections in "Quick-Coupler Service Connections" Subparagraph below have different configurations for each medical gas.Without an adaptor, service connections are not interchangeable among manufacturers.

  1. Quick-Coupler Service Connections:Furnish complete noninterchangeable medical gas pressure outlets and suction inlets.
  2. Medical Carbon Dioxide:Equal to <Insert number> percent of quantity installed, but no fewer than <Insert number> units.
  3. Medical Nitrous Oxide:Equal to <Insert number> percent of quantity installed, but no fewer than <Insert number> units.
  4. Medical Oxygen:Equal to <Insert number> percent of quantity installed, but no fewer than <Insert number> units.
  5. Insert medical gas>:Equal to <Insert number> percent of quantity installed, but no fewer than <Insert number> units.
  6. Medical Air:Equal to <Insert number> percent of quantity installed, but no fewer than <Insert number> units.
  7. Instrument Air:Equal to <Insert number> percent of quantity installed, but no fewer than <Insert number> units.
  8. Medical Vacuum:Equal to <Insert number> percent of quantity installed, but no fewer than <Insert number> units.
  9. WAGD:Equal to <Insert number> percent of quantity installed, but no fewer than <Insert number> units.

Service connections in "D.I.S.S. Service Connections" Subparagraph below have different threaded configurations for each medical gas and are interchangeable among manufacturers as long as D.I.S.S. number is the same.

  1. D.I.S.S. Service Connections:Furnish complete medical gas pressure outlets and suction inlets complying with CGAV-5.
  2. Medical Carbon Dioxide D.I.S.S. No.1080:Equal to <Insert number> percent of quantity installed, but no fewer than <Insert number> units.
  3. Medical Helium D.I.S.S. No.1060:Equal to <Insert number> percent of quantity installed, but no fewer than <Insert number> units.
  4. Medical Nitrogen D.I.S.S. No.1120:Equal to <Insert number> percent of quantity installed, but no fewer than <Insert number> units.
  5. Medical Nitrous Oxide D.I.S.S. No.1040:Equal to <Insert number> percent of quantity installed, but no fewer than <Insert number> units.
  6. Medical Oxygen D.I.S.S. No.1240:Equal to <Insert number> percent of quantity installed, but no fewer than <Insert number> units.
  7. Insert medical gas and D.I.S.S. No.>:Equal to <Insert number> percent of quantity installed, but no fewer than <Insert number> units.
  8. Medical Air D.I.S.S. No.1160:Equal to <Insert number> percent of quantity installed, but no fewer than <Insert number> units.
  9. Instrument Air D.I.S.S. No.1160:Equal to <Insert number> percent of quantity installed, but no fewer than <Insert number> units.
  10. Medical Vacuum D.I.S.S. No.1220:Equal to <Insert number> percent of quantity installed, but no fewer than <Insert number> units.
  11. WAGD D.I.S.S. No.2220:Equal to <Insert number> percent of quantity installed, but no fewer than <Insert number> units.

1.8QUALITY ASSURANCE

  1. Installer Qualifications:
  2. Medical Gas Piping Systems for Healthcare Facilities:According to ASSE Standard#6010 for medical-gas-system installers.
  3. Bulk Medical Gas Systems for Healthcare Facilities:According to ASSE Standard#6015 for bulk-medical-gas-system installers.
  4. Shape-Memory-Metal Coupling Joints:An authorized representative who is trained and approved by manufacturer.

Retain "Testing Agency Qualifications" Paragraph below if Contractor selects testing agency or if Contractor is required to provide services of a qualified testing agency in "Field Quality Control for Healthcare Facility Medical Gas" and "Field Quality Control for Laboratory Facility Specialty Gas" articles.Qualification requirements are in addition to those specified in Section014000 "Quality Requirements," which also defines "NRTL" (nationally recognized testing laboratory).

  1. Testing Agency Qualifications:An independent testing agency, with the experience and capability to conduct the medical gas piping testing indicated, that is[a member of the Medical Gas Professional Healthcare Organization or is] an NRTL, and that is acceptable to authorities having jurisdiction.
  2. Qualify testing personnel according to ASSEStandard#6020 for medical-gas-system inspectors and ASSEStandard#6030 for medical-gas-system verifiers.

Retain "Brazing certificates" Paragraph in "Informational Submittals" Article if retaining "Brazing" Paragraph below.

1.9Brazing:Qualify processes and operators according to ASME Boiler and Pressure Vessel Code, SectionIX, "Welding and Brazing Qualifications"; or AWSB2.2, "Standard for Brazing Procedure and Performance Qualification."

1.10WARRANTY

For complete details, please refer to our Standard Terms and Conditions and WarrantyandLimitations of Liability at:

  1. Manufacturer's Special Warranty on Domestic Products: Conbraco Industries, Inc. warrants products to be free of defects in workmanship or material for a period of five years. This warranty applies to Apollo brand products with "Made in the USA" markings only. Conbraco will correct such defects by suitable repair or replacement at Conbraco's discretion.
  2. Manufacturer's Special Warranty on International Products: APOLLO INTERNATIONAL products will be free of defects in workmanship or material for a period of two years. Conbraco will correct such defects by suitable repair or replacement at Conbraco's discretion.

PART 2 - PRODUCTS

See Editing Instruction No.1 in the Evaluations for cautions about named manufacturers and products.For an explanation of options and Contractor's product selection procedures, see Section016000 "Product Requirements."

2.1SYSTEM DESCRIPTION

Gases in first five paragraphs below are suitable medical gases for healthcare facilities.

  1. Medical carbon dioxide operating at [50 to 55 psig (345 to 380 kPa)] <Insert values>.
  2. Medical helium operating at [50 to 55 psig (345 to 380 kPa)] <Insert values>.
  3. Medical nitrogen operating at [160 to 185 psig (1100 to 1275 kPa)] [higher than 200 psig (1380 kPa)] <Insert values>.
  4. Medical nitrous oxide operating at [50 to 55 psig (345 to 380 kPa)] <Insert values>.
  5. Medical oxygen operating at [50 to 55 psig (345 to 380 kPa)] <Insert values>.

Retain paragraph below to specify nonmedical specialty gases and revise Section Text throughout.

  1. Specialty <Insert designation> operating at [50 to 55 psig (345 to 380 kPa)] <Insert values>.

2.2PERFORMANCE REQUIREMENTS

Retain "Seismic Performance" Paragraph below with "Seismic Qualification Certificates" Paragraph in "Informational Submittals" Article for projects requiring seismic design.Delete paragraph if performance requirements are indicated on Drawings.Model building codes and ASCE/SEI7 establish criteria for buildings subject to earthquake motions.Coordinate requirements with structural engineer.

  1. Seismic Performance:[Medical gas manifolds] [and] [bulk medical gas storage tanks] shall withstand the effects of earthquake motions determined according to [ASCE/SEI7] <Insert requirement>.

Retain first subparagraph below to define the term "withstand" as it applies to this Project.Definition varies with type of building and occupancy and is critical to valid certification.Option is used for essential facilities where equipment must operate immediately after an earthquake.

  1. The term "withstand" means "the [medical gas manifolds] [and] [bulk medical gas storage tanks] will remain in place without separation of any parts when subjected to the seismic forces specified[and the manifolds and tanks will be fully operational after the seismic event]."

For life safety components required to function after an earthquake (such as fire sprinkler systems, components that contain hazardous content, and storage racks in structures open to the public), the Component Importance Factor is 1.5.For other components, the Component Importance Factor is 1.0 unless the structure is in Seismic Use GroupIII and component is necessary for continued operation of facility or failure of component could impair continued operation of facility, in which case the Component Importance Factor is 1.5.

  1. Component Importance Factor is [1.5] [1.0].

See ASCE/SEI7, Coefficients for Architectural Component Table and Seismic Coefficients for Mechanical and Electrical Components Table for requirements to be inserted in subparagraph below.

  1. Insert requirements for Component Amplification Factor and Component Response Modification Factor>.

2.3PIPES, TUBES, AND FITTINGS

Retain piping materials in this article to match those retained in "Piping Schedule" Article.Medical gas tubing not cleaned by manufacturer must be cleaned before use.See "Preparation" Article.

  1. Comply with NFPA99 for medical gas piping materials.

Caution:This Section only specifies seamless copper tubing with brazed joints for medical gas piping systems.This tubing is also suitable for noncorrosive specialty gas piping systems.Verify and specify required piping materials if any corrosive gases are added.Note that medical and specialty gas piping systems have different gases, gas cylinders, cylinder valves, and manifolds.

  1. Copper Medical Gas Tube:ASTMB819, [TypeK] [and] [TypeL], seamless, drawn temper that has been manufacturer cleaned, purged, and sealed for medical gas service; or according to CGAG-4.1 for oxygen service.Include standard color marking "OXY," "MED," "OXY/MED," "OXY/ACR," or "ACR/MED" in green for TypeK tube and blue for TypeL tube.
  2. Wrought-Copper Fittings:ASMEB16.22, solder-joint pressure type that has been manufacturer cleaned, purged, and bagged for oxygen service according to CGAG-4.1.
  3. Copper Unions:ASMEB16.22 or MSSSP-123, wrought-copper or cast-copper alloy.
  4. Cast-Copper-Alloy Flanges:ASMEB16.24, Class150.
  5. Pipe-Flange Gasket Materials:ASMEB16.21, nonmetallic, flat, asbestos-free, 1/8-inch (3.2-mm) maximum thickness, full-face type.
  6. Flange Bolts and Nuts:ASMEB18.2.1, carbon steel.

Use of couplings in "Shape-Memory-Metal Couplings" Paragraph below permits joining new piping to existing piping without requiring recertification of the whole piping system.

  1. Shape-Memory-Metal Couplings:
  2. Manufacturers: Subject to compliance with requirements, provide products by one of the following:
  3. Aerofit, Inc.
  4. Smart Tap; Smart Technology, Inc.
  5. Insert manufacturer’s name>.
  6. Description:Cryogenic compression fitting made of nickel-titanium, shape-memory alloy, and that has been manufacturer cleaned, purged, and sealed for oxygen service according to CGAG-4.1.
  7. PVC Pipe:ASTMD1785, [Schedule40] [Schedule80].
  8. PVC Fittings:[ASTMD2466, Schedule40] [ASTMD2467, Schedule80]; socket type.

2.4JOINING MATERIALS

  1. Brazing Filler Metals:AWSA5.8/A5.8M, BCuPSeries, copper-phosphorus alloys.
  2. Threaded-Joint Tape:PTFE.
  3. Solvent Cement for Joining PVC Piping:ASTMD2564.Include primer complying with ASTMF656.

2.5VALVES

Copper-alloy ball valves with copper-tube extensions, for use with copper medical gas tube, are available in NPS4 (DN100) and smaller.Wrought-copper reducer fittings are used with valves when NPS5 (DN125) or larger medical gas tube is required.

  1. General Requirements for Valves:Manufacturer cleaned, purged, and bagged according to CGAG-4.1 for oxygen service.
  2. Zone-Valve Box Assemblies:Box with medical gas valves, tube extensions, and gages.
  3. Zone-Valve Boxes:
  4. Steel Box with Aluminum Cover:

1)Manufacturers: Subject to compliance with requirements, provide products by one of the following:

a)Allied Healthcare Products Inc.

b)Amico Corporation.

c)Ohio Medical Corporation.

d)Insert manufacturer’s name>.

  1. Steel Box with Stainless-Steel Cover:

1)Manufacturers: Subject to compliance with requirements, provide products by one of the following:

a)BeaconMedaes.

b)Tri-Tech Medical.

c)Insert manufacturer’s name>.

  1. Description:Formed steel box with cover, anchors for recessed mounting, holes with grommets in box sides for tubing extension protection, and of size for single or multiple valves with pressure gages and in sizes required to permit manual operation of valves.[Medical air and medical vacuum tubing, valves, and gages may be incorporated in zone valve boxes for medical gases.]

1)Interior Finish:Factory-applied white enamel.

2)Cover Plate:[Aluminum] [or] [stainless steel] with frangible or removable windows.

3)Valve-Box Windows:Clear or tinted transparent plastic with labeling that includes rooms served, according to NFPA99.

  1. Ball Valves:
  2. Basis-of-Design Product: Subject to compliance with requirements, provide Apollo, Conbraco Industries, Inc.;[82] [82A] Series or comparable product by one of the following:
  3. Allied Healthcare Products Inc.
  4. NIBCO INC.
  5. Insert manufacturer’s name>.
  6. Standard:MSSSP-110.
  7. Description:Three-piece body, brass or bronze.
  8. Pressure Rating:300 psig (2070 kPa) minimum.
  9. Ball:Full-port, chrome-plated brass.
  10. Seats:PTFE or TFE.

Retain locking-type handle in "Handle" Subparagraph below if required.