C2F_am5_08_34_73.pdf

PHASE 2 - MAIN OPERATIONS 60140804P2

C2F COMPLEX

SECTION 08 34 73

SOUND CONTROL DOOR ASSEMBLIES

11/09

PART 1 GENERAL

1.1 REFERENCES

The publications listed below form a part of this specification to the extent referenced. The publications are referred to within the text by the basic designation only.

AMERICAN WELDING SOCIETY (AWS)

AWS D1.3/D1.3M (2008) Structural Welding Code - Sheet Steel

ASTM INTERNATIONAL (ASTM)

ASTM A 1008/A 1008M (2010) Standard Specification for Steel, Sheet, Cold-Rolled, Carbon, Structural, High-Strength Low-Alloy and High-Strength Low-Alloy with Improved Formability, Solution Hardened, and Bake Hardened

ASTM A 1011/A 1011M (2009b) Standard Specification for Steel, Sheet, and Strip, Hot-Rolled, Carbon, Structural, High-Strength Low-Alloy and High-Strength Low-Alloy with Improved Formability and Ultra-High Strength

ASTM A 108 (2007) Standard Specification for Steel Bar, Carbon and Alloy, Cold-Finished

ASTM A 36/A 36M (2008) Standard Specification for Carbon Structural Steel

ASTM A 568/A 568M (2009a) Standard Specifications for Steel, Sheet, Carbon, Structural, and High-Strength, Low-Alloy, Hot-Rolled and Cold-Rolled, General Requirements for

ASTM D 1056 (2007) Standard Specification for Flexible Cellular Materials - Sponge or Expanded Rubber

ASTM D 6386 (1999; R 2005) Standard Practice for Preparation of Zinc (Hot-Dip Galvanized) Coated Iron and Steel Product and Hardware Surfaces for Painting

ASTM E 1289 (2008) Standard Specification for Reference Specimen for Sound Transmission Loss

ASTM E 413 (2004) Rating Sound Insulation

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Amendment 0005 5/29/15

ASTM E 90 (2009) Standard Test Method for Laboratory Measurement of Airborne Sound Transmission Loss of Building Partitions and Elements

ASTM E336 (2011) Measurement of Airborne Sound Insulation in Buildings

NATIONAL FIRE PROTECTION ASSOCIATION (NFPA)

NFPA 101 (2009; TIA 09-1; TIA 09-2) Life Safety Code

NFPA 252 (2008) Standard Methods of Fire Tests of Door Assemblies

U.S. GREEN BUILDING COUNCIL (USGBC)

LEED (2007) V2.2 Second Edition Leadership in Energy and Environmental Design(tm) Green Building Rating System for New Construction (LEED-NC)

LEED Reference Guide (2007) LEED for New Construction Version

2.2 Reference Guide Third Edition

1.2 SUBMITTALS

Government approval is required for submittals with a "G" designation;

submittals not having a "G" designation are for information only. LEED Coordinator review is required for submittals with an "L" designation.

Submit the following in accordance with Section 01 33 00 SUBMITTAL

PROCEDURES:

SD-02 Shop Drawings

Submit fabrication drawings for the following:

Hollow Metal Sound Retardant Doors

Wood Clad Sound-Retardant Doors

Door Frames

SD-03 Product Data

Submit Manufacturer's catalog data including STC ratings, and UL fire rating, where applicable, for the following items:

Hollow Metal Sound Retardant Doors; L

Wood Clad Sound-Retardant Doors; L

Door Frames; L

Door Hardware; L

Intumescent Seals and Gasketing; L

Thresholds; L

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Astragals; L

For "L" LEED submittals, include recycled content product data, low-emitting material product data and FSC certified product data in accordance with LEED Reference Guide.

SD-06 Test Reports

Submit test reports for the following in accordance with paragraph entitled, "Guarantee," of this section.

Wind Loading Tests

Water Leakage Tests

Acoustical Tests

Air Infiltration Tests

Positive Pressure Tests

Field STC Testing

SD-07 Certificates

Submit Certificates for the following items and accessories showing conformance with the referenced standards contained in this section.

Hollow Metal Sound Retardant Doors

Wood Clad Sound-Retardant Doors

Door Frames

Door Hardware

Intumescent Seals,Gasketing and Door Bottoms

Thresholds

Astragals

Independent Acoustical Consultant Certification of 10 years of experience in field testing doors and walls.

1.3 COMPLIANCE, TESTING, AND GUARANTEE

1.3.1 Compliance And Labeling

1.3.1.1 Category A Positive Pressure Fire Door Construction

Where requirements for positive pressure are met, include for doors all requirements as part of the door construction per Category A guidelines as published by ITS/Warnock-Hersey. No intumescent is allowed on the frame.

Only smoke gasketing applied around the perimeter of the frame to meet the "S" smoke rating is permissible in instances where smoke control is required.

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1.3.1.2 Category B Positive Pressure Fire Door Construction

Conform all door openings to the applicable portions of NFPA 101 and NFPA 252. Incorporate field applied intumescent materials, applied by a licensed installer according to the manufacturers' instructions. Keep instructions on file. Additional gasketing may be required to meet the 'S' smoke rating. Submit Certificate for Intumescent Seals, Gasketing and Door Bottoms.

1.3.1.3 Labeling

Ensure all positive pressure door assemblies carry the fire label for the complete opening, clearly identifying the:

a. Manufacturer

b. Third party testing and certification agency

c. Fire door rating

d. Installation limitations

e. Compatible frame, hardware component ratings

f. Compatible lite or vision panel component ratings

g. Required building code information, including temperature and smoke rating

1.3.2 Testing

1.3.2.1 Sound Transmission Classification (STC)

Provide Test reports prepared by a nationally recognized, independent laboratory for Acoustical Tests, Air Infiltration Tests,Wind Loading Tests, and Water Leakage Tests indicating that the sound transmission classification (STC) of the proposed door, based on tests at 16 third-octave band frequencies from 125 to 4,000 hertz, is no less than the specified STC when tested in accordance with ASTM E 90, and that the door tested is hung in substantially the type of wall and frame as indicated and is fully operable with hardware and perimeter seals installed.

1.3.2.2 Positive Pressure

Provide Test reports, prepared by a nationally recognized, independent laboratory for Positive Pressure Tests, for all fire rated door assemblies, including Intumescent Seals,Gasketing, and Door Bottoms.

1.3.3 Guarantee

Provide written guarantee that each door delivered to the project is equal in construction, sound transmission classification (STC), and positive pressure test rating where applicable, with appropriate labeling and markings, to that of the sample door tested. Clearly state in written guarantee that each door assembly, when installed in accordance with the manufacturer's printed instructions, has an in-place STC within 3 decibels of the specimen tested. Submit the following test data and Certificates with the written Guarantee:

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Wind Loading Tests

Water Leakage Tests

Acoustical Tests

Air Infiltration Tests

Positive Pressure Tests

1.3.4 Testing and Performance

Provide assemblies that are identical to those tested at an independent acoustical laboratory qualified under the National Voluntary Laboratory Accreditation Program (NVLAP) by the National Institute for Science and Technology (NIST) in accordance with ASTM E 90 and ASTM E 413. On test reports include the laboratory name, test report number and date of test.

1.3.5 Contractor Field STC Testing

The Contractor shall retain the services of an independent acoustical consultant with 10 years of experience in field testing doors and walls on site. This independent acoustical consultant shall perform field STC tests of the acoustical doors. A representative of the Contracting Officer shall be present for these tests. The independent acoustical consultant shall test the acoustical doors in accordance with ASTM E336, or not less than FSTC 45 or FSTC 50 (2.2 below). Door assembly construction shall meet the field tested ASTM E336 requirements without the application of any sound masking system. The Contractor shall be responsible to perform any necessary remedial work to meet these certification requirements.

If the performance of the product or element of construction is found to be deficient, acoustical consultant shall assist Contractor in identifying the cause of such deficiencies. Contractor shall immediately adjust, repair, or replace the product or element of construction in accordance with acoustical consultant's recommendations, and retest, until satisfactory performance is achieved.

Following the conclusion of field testing and achievement of specified performance values, acoustical consultant shall provide a printed field test report, certifying performance. Contractor shall submit test reports with as-built documentation.

1.4 DELIVERY, HANDLING, AND STORAGE

Ship all doors in the manufacturer's undamaged individual cartons, securely bundled and wrapped with moisture-resistant covers and stored in accordance with the manufacturer's printed instructions in a dry, clean, and ventilated area.

Deliver and store wood doors in the building following the installation of concrete, terrazzo, plaster, or other wet materials, and only after the building has dried out and has a roof.

Maintain relative humidity in the building between 30 and 65 percent.

Maintain the ambient temperature at 60 degrees F minimum at the time of installation of wood doors.

Make final adjustment of seals when temperatures and humidity conditions

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1.5 FIELD MEASUREMENTS

Filed verify all measurements prior to preparation of drawings and fabrication.

1.6 QUALITY ASSURANCE

Ensure work within this section is designed and furnished by one manufacturer, who has been engaged in the manufacture of Sound Retardant Hollow Metal Door systems for at least five (5) years prior to the start of this work.

Provide acoustic assemblies manufactured by a single source specializing in the production of this type work for a minimum of 5 years.

1.7 SUSTAINABLE DESIGN REQUIREMENTS

1.7.1 General

Work of this section may be subject to LEED criteria, documentation or verification.

1.7.2 Recycled Content

See Section 01 33 29 LEED DOCUMENTATION for LEED requirements.

1.7.3 Certified Wood

See Section 01 33 29 LEED DOCUMENTATION for LEED requirements.

1.7.4 Low-Emitting Materials, Paints and Coatings

See Section 01 33 29 LEED DOCUMENTATION for LEED requirements.

1.7.5 Low-Emitting Materials, Composite Wood and Agrifiber Products

See Section 01 33 29 LEED DOCUMENTATION for LEED requirements.

PART 2 PRODUCTS

2.1 GENERAL

Provide sound retardant door assemblies of the thickness, width, and height indicated, complete with perimeter seals, seal housings, gasketing, automatic door bottoms, thresholds, door frames, and astragals as required to conform to the specified STC per ASTM E 90 and ASTM E 1289.

2.1.1 Components

Provide assemblies that are complete with metal frame, hollow metal door(s), sealing system, and Cam-lift hinges (when required).

2.2 STC RATING

Provide doors with a field STC (FSTC) of 45 and 50 per the door schedule.

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2.3 HOLLOW METAL SOUND RETARDANT DOORS

Conform to ASTM A 1008/A 1008M; and ASTM A 1008/A 1008M for door construction utilizing steel facing sheets. Conform stretcher level flatness to ASTM A 568/A 568M; not less than 0.0598 inch thick; free from pitting, scale, and surface defects; separated by a core construction designed to meet the required STC; and tested and rated in accordance with

ASTM E 90.

Provide doors that have flush seamless face sheets and vertical edges,with continuous welded and smooth joints. Provide edges that are flush or rabbeted as required for perimeter seals.

Provide hardware reinforcement that is steel drilled, tapped to template requirements and welded in place. Provide minimum thicknesses as follows:

Butts, 0.1494 inch; locksets, 0.1196 inch; surface-applied hardware,

0.0747 inch.

Provide door surfaces that are visually flat and free from warp, waviness, and other surface irregularities and defects. Maximum allowable warp or twist-can not exceed 1/8 inch when measured with a 7-foot straightedge along the diagonal and not exceed 1/16 inch when measured with a 7-foot straightedge in the width or in any position along the length of the door.

Provide doors, including sound retardant type, to bear the UL label fire rating and the specified FSTC as indicated on drawings.

Shop paint exposed door surfaces, including surfaces that are galvanized.

Shop paint concealed exterior door surfaces except galvanized surfaces.

Thoroughly clean all mill scale, rust, oil, grease, dirt, and other foreign materials from surfaces before the application of the shop coat of paint.

After cleaning, provide galvanized surfaces free of paint in accordance with ASTM D 6386, Method A, B, C, or D.

Apply to clean prepared dry surfaces one shop coat of rust inhibitive metallic oxide or synthetic resin primer by brush, dipping, or other approved method to provide a continuous minimum dry film thickness (dft) of

0.9 mil (0.0009 inch).

2.3.1 Fabrication

Provide doors that are minimum 16 gauge, 1-3/4 inch thick with welded, seamless construction. No visible joints are permitted on the exposed faces or edges. Join door skins at vertical edges by continuous welds, ground and dressed smooth to provide a flush finish. Reinforce top and bottom with 16 gauge continuous inverted steel channels spot welded to both faces. Finish both top and bottom to provide a smooth flush condition.

Bevel both vertical edges 1/8 inch in 2 inches.

2.4 WOOD CLAD SOUND-RETARDANT DOORS

Construct doors with wood veneer facings separated by a core construction designed to meet the required FSTC.

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Provide door veneers as per Section 08 14 00 WOOD DOORS.

2.4.1 RF Shield Wood Sound-Retardant Doors

Wood core as in paragraph 2.4 above with EM SHIELDING in Section 13 27 54.00 10, paragraph 2.2. Use general purpose adhesive as recommended by shielding manufacturer. Extend shielding into hinge mortises so that hinges make full contact with shield. Apply wood veneer finish over shield faces.

2.5 DOOR FRAMES

2.5.1 Materials

Construct frames for Sound Retardant Doors from formed sheet steel or structural shapes and bars. Provide sheet steel that is commercial quality, level, cold rolled steel conforming to ASTM A 1008/A 1008M or hot rolled, pickled and oiled steel conforming to ASTM A 1011/A 1011M. Comply steel shapes with ASTM A 36/A 36M and steel bars with ASTM A 108, Grade 1018.

2.5.2 Frame Design

Provide sound Retardant Metal Frames conforming to ASTM A 1008/A 1008M, not less than 0.0747 inch thick, and free from pitting, scale, stretcher strains, fluting, and surface defects with integral trim and shipped with temporary spreader. Knockdown frames are not acceptable. After installation, field splices are required because of shipping limitations are field welded by certified welders per manufacturer's instructions and in accordance with AWS D1.3/D1.3M.

Provide frames with 2 inch faces, profiles and dimensions as indicated, with mitered reinforced corners, welded the full depth of frame and trim, with exposed surfaces ground smooth and flush. Close contact edges to hairline joints.

2.5.3 Hardware Reinforcements

Factory mortise, reinforce, drill and tap frames for all mortise hardware as required by hardware manufacturer's template. Provide necessary reinforcement plates as required for surface mounted hardware; installer to perform all field drilling and tapping. Provide dust cover boxes on all frame mortises.Provide minimum thicknesses as follows:

Butts, 3/16 inch

Lock strike, 0.1196 inch

Surface applied hardware 0.0747 inch

2.5.4 Anchors

Locate frame anchors near the top and bottom of doors and at intermediate points not over 24 inches on center. Provide a minimum of three anchors per jamb.

Provide floor anchor clips at each jamb with 2 inch vertical adjustments on increments not exceeding 1/16 inch.

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2.5.5 Frame Painting and Cleaning

Clean thoroughly all surfaces of all mill scale, rust, oil, grease, dirt, and other foreign materials before the application of the shop coat of paint.

Apply one shop coat of rust inhibitive metallic oxide or synthetic resin primer applied to clean, dry, and prepared surfaces by brush, dipping, or other approved method to provide a continuous minimum dry film thickness of

0.9 mil (0.0009 inch).

2.6 DOOR HARDWARE

Provide the following STC related hardware with the door; cam-lift hinges, perimeter seals, astragals, door bottoms, thresholds, and hardware standoff brackets.

Include on Installation drawings a finish hardware schedule for each door and a hollow metal door frame schedule for each door indicating profile, dimensions, hardware reinforcement, and frame anchorage. Also indicate perimeter seals, door-bottom devices and other hardware items that are assembled in the shop.

Refer to Section 08 71 00 DOOR HARDWARE for remaining hardware requirements.

2.7 CAM LIFT HINGES

When required to achieve STC, manufacturer to furnish laboratory test data certifying hinges have been cycled a minimum of 1,000,000 while supporting a minimum door weight of 350 pounds.

2.8 PERIMETER INTUMESCENT SEALS AND GASKETING

Provide a closed-cell, expanded cellular rubber Seal material conforming to ASTM D 1056, Type S, Grade SBE-42 or SCE-42 for heads, jambs, and door bottoms.

Install seals in formed steel or extruded aluminum shapes designed to receive and hold seals and to provide concealed adjustable attachment to door frames. Provide concealed adjustment screws that are not more than 12 inches on center and provide at least 3/8-inch adjustment.

Provide door bottoms that are assemblies of closed-cell neoprene seals, seal housings, and automatic operating devices, mounted on the doors as indicated. Design devices to seal the spaces between the doors and the finished floors or thresholds when closed and to retract immediately when doors are opened, with a sill clearance of approximately 1/4 inch.

2.9 THRESHOLDS

Provide metal thresholds. Provide thresholds that are extruded aluminum, 6063-T5 alloy, mill finish, not less than 1/8-inch thick, with integral seal grooves.

2.10 ASTRAGALS

Provide steel astragals for the inactive leaf of each pair of doors, as indicated. Surface mount to the door by welded connections or by countersunk, flat-head screws, within integral groove to receive perimeter

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2.11 EXTERIOR DOOR AND FRAME, FINISH AND COLOR

2.11.1 Finish

Three-coat fluoropolymer with specular gloss value of 30 plus or minus 5 measured at an angle of 60 degrees.

2.11.2 Color

As indicated on exterior finish schedule.

PART 3 EXECUTION

3.1 PREPARATION

Upon receipt of material, thoroughly inspect all frames, doors and accessories.Verify quantities and tag numbers according to the packing list provided. Report all discrepancies, deficiencies and/or damages immediately to Contracting Officer.

3.2 SITE STORAGE

Store all materials on planks in a dry location. Store doors and frames vertically with minimum 1 inch airspace between. Store doors on the edge to eliminate any potential damage to the door bottom seal. Cover all material to protect from damage but in a manner to allow proper circulation.

Prior to installation check all doors and frames for correct size and swing. Verify that frames are plumb, square and aligned without twist in accordance with tolerances published by NAAMM/HMMA and SDI.

3.3 FRAME INSTALLATION

Install frames plumb and true with not more than 1/32-inch deviation in vertical alignment in 8 feet. Anchor to the wall in accordance with the printed instructions of the manufacturer. Grout frames solid with mortar in masonry, concrete, and plaster wall construction. Spot grout frames in dry wall partitions with mortar at the jamb anchor clips; fill the space between metal frame and stud partition solidly with fiberglass or mineral wool insulation.

3.3.1 RF Shield Fame Installation

Install frames at openings designated for RF shielding by bonding frame to EM shield fabric in wall.

3.4 DOOR INSTALLATION

Install and adjust all doors, hardware, and seals in accordance with the approved drawings, hardware schedules, and the printed instructions of the door manufacturer.

Install and adjust perimeter seals and automatic door bottom seals to provide positive compression contact with the entire sealing surface with no gaps, openings, or breaks. Hinges or hardware which distort or pinch the perimeter seal during operation of the door will be rejected.

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Install door bottom devices to seal the space between the door bottoms and the finished floor and the space between the seal and seal housing.

Field apply perimeter seal housings with mitered corners and with flush, aligned hairline joints.

Install components to manufacturer's written instructions. Coordinate with masonry, gypsum board, stone veneer wall construction for anchor placement. Set frames plumb, square, level and at correct elevation.

Adjust operable parts for correct clearances and function. Install and adjust perimeter and bottom acoustic seals.

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