DIVISION 40 – PROCESS INTEGRATION 40 05 07 HANGERS AND SUPPORTS FOR PROCESS PIPING

SECTION 40 05 07 - HANGERS AND SUPPORTS FOR PROCESS PIPING

PART 1 - GENERAL

1.1 SUMMARY

A. Section Includes: 1. Pipe hangers and supports. 2. Hanger rods. 3. Structural attachments. 4. Pipe guides. 5. Formed steel channel.

B. Related Requirements: 1. Section 03 10 00 - Concrete Forming and Accessories: Execution requirements for placement of sleeves in concrete forms specified by this Section. 2. Section 03 30 00 - Cast-in-Place Concrete: Execution requirements for placement of concrete housekeeping pads specified by this Section. 3. Section 09 90 00 - Painting and Coating: Product and execution requirements for painting specified by this Section. 4. Section 40 05 31 – Thermoplastic Process Pipe. 5. Section 40 05 23 - Common Requirements for Process Valves.

1.2 REFERENCE STANDARDS

A. American Society of Mechanical Engineers: 1. ASME B31.1 - Power Piping. 2. ASME B31.9 - Building Services Piping.

B. ASTM International: 1. ASTM A36 - Standard Specification for Carbon Structural Steel. 2. ASTM A47 - Standard Specification for Ferritic Malleable Iron Castings. 3. ASTM A576 - Standard Specification for Steel Bars, Carbon, Hot-Wrought, Special Quality. 4. ASTM A181 - Standard Specification for Carbon Steel Forgings, for General- Purpose Piping.

C. American Welding Society: 1. AWS D1.1 - Structural Welding Code Steel - Reference Manual.

D. Manufacturers Standardization Society of the Valve and Fittings Industry: 1. MSS SP-58 - Pipe Hangers and Supports - Materials, Design, Manufacturer, Selection, Application, and Installation.

Herbert, Rowland & Grubic, Inc. 40 05 07 - 1 R004964.0429 DIVISION 40 – PROCESS INTEGRATION 40 05 07 HANGERS AND SUPPORTS FOR PROCESS PIPING 1.3 COORDINATION

A. Section 01 31 13 – Project Coordination: Requirements for coordination.

B. Coordinate Work of this Section with piping and equipment connections specified in other Sections and indicated on Drawings.

1.4 PREINSTALLATION MEETINGS

A. Section 01 31 19 – Project Meetings: Requirements for preinstallation meeting.

B. Convene minimum one week prior to commencing Work of this Section.

1.5 SUBMITTALS

A. Section 01 33 00 - Submittal Procedures: Requirements for submittals.

B. Product Data: Submit manufacturer's catalog data including load capacity.

C. Shop Drawings: Indicate system layout with location - including critical dimensions, sizes, and pipe hanger and support locations - and detail of trapeze hangers, anchors, and guides.

D. Manufacturer's Certificate: Certify that products meet or exceed specified requirements.

E. Welders' Certificate: Submit welders' certification of compliance with AWS D1.1, verifying qualification within previous 12 months.

F. Delegated Design Submittals: 1. Submit signed and sealed Shop Drawings with design calculations and assumptions for load carrying capacity of trapeze, multiple pipe, and riser support hangers. 2. Indicate calculations used to determine load carrying capacity of trapeze, multiple pipe, and riser support hangers. 3. Submit sizing methods and calculations sealed by a registered professional engineer.

G. Manufacturers' Instructions: Submit special procedures and assembly of components.

H. Qualifications Statements: 1. Submit qualifications for manufacturer, fabricator, installer, and licensed professional.

1.6 MAINTENANCE MATERIAL SUBMITTALS

A. Section 01 73 00 - Execution Requirements: Requirements for maintenance materials.

B. Spare Parts:

Herbert, Rowland & Grubic, Inc. 40 05 07 - 2 R004964.0429 DIVISION 40 – PROCESS INTEGRATION 40 05 07 HANGERS AND SUPPORTS FOR PROCESS PIPING 1. Furnish one set of manufacturer's recommended spare parts.

C. Tools: Furnish special wrenches and other devices required for Owner to maintain.

1.7 QUALITY ASSURANCE

A. Perform Work according to AWS D1.1 for welding hanger and support attachments to building structure.

B. Maintain a copy of each standard affecting the Work of this Section on-Site.

1.8 QUALIFICATIONS

A. Manufacturer: Company specializing in manufacturing Products specified in this Section with minimum three years' documented experience.

B. Fabricator: Company specializing in fabricating products specified in this Section with minimum three years' documented experience.

C. Installer: Company specializing in performing Work of this Section with minimum three years' documented experience.

D. Licensed Professional: Professional engineer experienced in design of specified Work and licensed in State of Pennsylvania.

1.9 DELIVERY, STORAGE, AND HANDLING

A. Section 01 61 00 - Product Requirements: Requirements for transporting, handling, storing, and protecting products.

B. Inspection: Accept materials on-Site in original factory packaging, labeled with manufacturer's identification.

C. Protect products from weather and construction traffic, dirt, water, chemical, and damage by storing in original packaging.

1.10 AMBIENT CONDITIONS

A. Section 01 50 00 - Temporary Facilities and Controls: Requirements for ambient condition control facilities for product storage and installation.

1.11 EXISTING CONDITIONS

A. Field Measurements: Verify field measurements prior to fabrication. Indicate field measurements on Shop Drawings.

Herbert, Rowland & Grubic, Inc. 40 05 07 - 3 R004964.0429 DIVISION 40 – PROCESS INTEGRATION 40 05 07 HANGERS AND SUPPORTS FOR PROCESS PIPING 1.12 WARRANTY

A. Section 01 78 36 - Warranty Requirements: Requirements for warranties.

B. Furnish one year manufacturer's warranty for pipe hangers and supports.

PART 2 - PRODUCTS

2.1 PIPE HANGERS AND SUPPORTS

A. Description: 1. Conform to MSS SP58. 2. Provide means of vertical adjustment after erection. 3. Pipe Sizes 1/2 to 1-1/2 in: stainless steel, adjustable swivel, split ring. 4. Pipe Sizes 2 in and Larger: stainless steel, adjustable, clevis. 5. Multiple or Trapeze Hangers: Stainless steel channels with welded spacers and hanger rods. 6. Wall Support for Pipe Sizes 3 in and Smaller: Cast iron J-hook. 7. Wall Support for Pipe Sizes 4 in and Larger: Welded stainless steel bracket, unless otherwise noted on drawings. 8. Vertical Support: Riser clamp. 9. Floor Supports: Cast iron adjustable pipe saddle, lock nut, nipple, floor flange, and concrete pier or stainless steel support.

B. Performance and Design Criteria: 1. Pipe Hangers: a. Allow for expansion and contraction of piping while eliminating undue stress on piping appurtenances and equipment. b. Provide linkage to permit lateral or axial movement where anticipated. c. Where horizontal pipe movement is greater than 1/2 in, or where hanger rod deflection from the vertical is greater than 4 degrees from cold to hot position of pipe, hanger rod and structural attachment shall be offset to maintain rod vertical in hot position. 2. Heat Transmission: Design supports, hangers, anchors, and guides to prevent excessive heat from being transmitted to building structure, equipment, or piping appurtenances. 3. Riser Supports: Support risers on each floor with riser clamps and lugs, independent of connected horizontal piping. 4. Point Loads: a. Support plastic piping containing meters, valves, appurtenances, and other point loads on both sides. b. Avoid point loads on plastic piping by providing extra wide pipe saddles or stainless steel shields, unless otherwise noted on drawings. 5. Noise Reduction: Wrap copper tubes located within buildings with a 2-in-wide strip of rubber at each pipe support, bracket, clip, or hanger.

Herbert, Rowland & Grubic, Inc. 40 05 07 - 4 R004964.0429 DIVISION 40 – PROCESS INTEGRATION 40 05 07 HANGERS AND SUPPORTS FOR PROCESS PIPING 2.2 HANGER RODS

A. Hanger Rods: 1. Stainless steel, unless otherwise noted on drawings. 2. Threaded both ends. 3. Diameter: ASME B31.1; as indicated on Drawings.

2.3 STRUCTURAL ATTACHMENTS

A. Manufacturers: 1. Grinnell Mechanical Products 2. B-line, an Eaton business 3. Piping Technology Products 4. Substitutions: Section 01 61 00 - Product Requirements.

B. Concrete Inserts: 1. Description: a. Malleable iron case of stainless steel (unless otherwise noted on drawings) shell and expander plug for threaded connection with lateral adjustment, top slot for reinforcing rods, lugs for attaching to forms. b. Size inserts to suit threaded hanger rods.

C. Mounting Brackets: Welded stainless steel, unless otherwise noted on drawings.

D. Beam Clamps: 1. Stainless steel. 2. Clamp Size: Based on load to be supported and load configuration. 3. Anchoring: Locknuts and cup-point set screws. 4. Reversible top or bottom flange.

E. Riser Clamps: 1. Manufacturers: a. Grinnell Mechanical Products b. B-line, an Eaton business c. Pipe Technology and Products Products. d. Substitutions: Section 01 61 00 - Product Requirements. 2. Stainless steel, unless otherwise noted on drawings. 3. Support of Copper Tubing: Provide copper-plated clamps.

F. Offset Clamps: 1. Manufacturers: a. Grinnell Mechanical Products b. B-line, an Eaton business c. Piping Technology and Products. d. Substitutions: Section 01 61 00 - Product Requirements. 2. Double leg, two-piece.

Herbert, Rowland & Grubic, Inc. 40 05 07 - 5 R004964.0429 DIVISION 40 – PROCESS INTEGRATION 40 05 07 HANGERS AND SUPPORTS FOR PROCESS PIPING 2.4 PIPE GUIDES

A. Intermediate Guides: 1. Pipes 6 in and Smaller: Pipe clamp with oversize pipe sleeve. 2. Pipes 8 in and Larger: U-bolts with double nuts.

B. Alignment Guides: 1. Pipes 8 in and Smaller: stainless steel, unless otherwise noted on drawings. 2. Pipes 10 in and Larger: stainless steel, unless otherwise noted on drawings.

2.5 FORMED STEEL CHANNEL

A. Manufacturers: 1. Unistrut; Part of Atkore International 2. B-line Strut System, an Eaton business 3. Piping Technology and Products. 4. Substitutions: Section 01 61 00 - Product Requirements.

B. Description: 1. Stainless steel, unless otherwise noted on drawings. 2. Include holes 1-1/2 in o.c.

PART 3 - EXECUTION

3.1 EXAMINATION

A. Section 01 31 13 - Execution Requirements: Requirements for installation examination.

B. Verify field dimensions as indicated on Drawings.

3.2 INSTALLATION

A. Obtain permission from Engineer before using powder-actuated anchors.

B. Do not drill or cut structural members.

C. Inserts: 1. Install inserts for placement in concrete forms. 2. Install inserts for suspending hangers from reinforced concrete slabs and sides of reinforced concrete beams. 3. Provide hooked rod to concrete reinforcement section for inserts carrying pipe 4 in and larger. 4. Where concrete slabs form finished ceiling, locate inserts flush with slab surface. 5. Where inserts are omitted, drill through concrete slab from below and provide through-bolt with recessed square stainless steel plate and nut above flush with top of slab.

Herbert, Rowland & Grubic, Inc. 40 05 07 - 6 R004964.0429 DIVISION 40 – PROCESS INTEGRATION 40 05 07 HANGERS AND SUPPORTS FOR PROCESS PIPING D. Pipe Hangers and Supports: 1. Install according to: MSS SP 58. 2. Support horizontal piping as scheduled. 3. Install hangers with minimum 1/2 in space between finished covering and adjacent Work. 4. Place hangers within 12 in of each horizontal elbow. 5. Use hangers with 1-1/2 in minimum vertical adjustment. 6. Support horizontal cast iron pipe adjacent to each hub, with 5 ft maximum spacing between hangers. 7. Support vertical piping at every other floor. Support vertical cast iron pipe at each floor at hub. 8. Where piping is installed in parallel and at same elevation, provide multiple pipe or trapeze hangers. 9. Support riser piping independently of connected horizontal piping. 10. Provide copper-plated hangers and supports for copper piping. 11. Design hangers for pipe movement without disengagement of supported pipe. 12. Support piping independently so that equipment is not stressed by piping weight or expansion in piping system. 13. Provide welded stainless steel brackets where piping is to be run adjacent to building walls or columns. 14. Use beam clamps where piping is to be suspended from building steel. 15. Insulated Piping: Provide two bolted clamps designed to accommodate insulated piping. 16. Use offset clamps where pipes are indicated as offset from wall surfaces.

E. Insulation: 1. Provide clearance in hangers and from structure and other equipment for installation of insulation.

F. Equipment Bases and Supports: 1. Provide housekeeping pads of concrete, minimum 3-1/2 in thick and extending 6 in beyond supported equipment. Comply with Section 03 30 00 - Cast-in-Place Concrete.

G. Prime Coat: 1. Prime coat exposed steel hangers and supports. 2. Conform to Section 09 90 00 - Painting and Coating. 3. Hangers and supports located in crawl spaces, pipe shafts, and suspended ceiling spaces are not considered exposed.

3.3 ATTACHMENTS

A. Pipe Hanger Spacing: 1. Pipe Material: ABS. a. Maximum Hanger Spacing: 4 feet b. 3/8 inch

Herbert, Rowland & Grubic, Inc. 40 05 07 - 7 R004964.0429 DIVISION 40 – PROCESS INTEGRATION 40 05 07 HANGERS AND SUPPORTS FOR PROCESS PIPING 2. Pipe Material: Aluminum. a. Maximum Hanger Spacing: 10 feet b. 1/2 inch 3. Pipe Material: Cast iron. a. Maximum Hanger Spacing: 5 feet b. 5/8 inch 4. Pipe Material: Cast Iron, with 10-foot length of pipe. a. Maximum Hanger Spacing: 10 feet b. 5/8 inch 5. Pipe Material: CPVC. a. Size: 1 inch and smaller. b. Maximum Hanger Spacing: 3 feet c. 1/2 inch 6. Pipe Material: CPVC. a. Size: 1-1/4 inches and larger. b. Maximum Hanger Spacing: 4 feet c. 1/2 inch 7. Pipe Material: Copper tube. a. Size: 1-1/4 inches and smaller. b. Maximum Hanger Spacing: 6 feet c. 1/2 inch 8. Pipe Material: Copper tube. a. Size: 1-1/2 inches and larger. b. Maximum Hanger Spacing: 10 feet c. 1/2 inch 9. Pipe Material: Fiberglass: a. Maximum Hanger Spacing: 4 feet b. 1/2 inch 10. Pipe Material: Glass. a. Maximum Hanger Spacing: 8 feet b. 1/2 inch 11. Pipe Material: Polybutylene. a. Maximum Hanger Spacing: 2.7 feet b. 3/8 inch 12. Pipe Material: Polypropylene. a. Maximum Hanger Spacing: 4 feet b. 3/8 inch 13. Pipe Material: PVC. a. Maximum Hanger Spacing: 4 feet b. 3/8 inch 14. Pipe Material: Steel. a. Size: 3 inches and smaller. b. Maximum Hanger Spacing: 12 feet c. 1/2 inch

Herbert, Rowland & Grubic, Inc. 40 05 07 - 8 R004964.0429 DIVISION 40 – PROCESS INTEGRATION 40 05 07 HANGERS AND SUPPORTS FOR PROCESS PIPING 15. Pipe Material: Steel. a. Size: 4 inches and larger. b. Maximum Hanger Spacing: 12 feet c. 5/8 inch

END OF SECTION 40 05 07

Herbert, Rowland & Grubic, Inc. 40 05 07 - 9 R004964.0429