10 22 26.13 - Operable Partitions - ADD-01.pdf

Coatesville VA Medical Center

Coatesville, Pennsylvania 19320

Renovate Building 4 A & B Floors Outpatient Mental Health Clinic

Bancroft Architects + Engineers

05-01-15

Contract No. 36C24418C0144

Station Project No. 542-18-106

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SECTION 10 22 26.13

OPERABLE PARTITIONS

PART 1 - GENERAL

1.1 DESCRIPTION

A. This section specifies electric or manually operated, top supported operable folding partitions for wall to wall room division.

1.2 RELATED WORK

A. Steel Supporting Members or Hanger Rods: Section 05 50 00, METAL

FABRICATIONS.

B. Wood Blocking, Rough Bucks, and Headers: Section 06 10 00, ROUGH

CARPENTRY.

C. Not used

D. Lock Cylinders: Section 08 71 00, DOOR HARDWARE.

E. Electrical Work: Division 26, ELECTRICAL.

F. Not used.

G. Not used.

1.3 QUALITY ASSURANCE

A. Manufacturer’s Qualifications: Obtain products from single manufacturer who has provided units as specified for a minimum of three (3) years.

B. Installers Qualifications: Work is to be performed by installer having three (3) years’ experience in work relating to this section and approved in writing by partition manufacturer.

1.4 PERFORMANCE REQUIREMENTS

A. The partitions are to provide a complete closure of opening when fully extended and latched.

B. Provide sound rated partitions with a sound transmission class (STC) of

50 or better when tested in accordance with ASTM E90.

C. Provide fabric and lining with flame spread rating of 25 or less, fuel contribution rating of 15 or less, and smoke generation of 50 or less when tested in accordance with ASTM E84. Complete assembly must also meet or surpass the requirements of NFPA 101 and UL 10B.

1.5 SUBMITTALS

A. Submit in accordance with Section 01 33 23, SHOP DRAWINGS, PRODUCT DATA

AND SAMPLES.

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B. Shop Drawings:

Folding partition, each type, including methods of installation

C. Samples: Vinyl covering, each different partition, 152 mm (6 inch) square.

D. Manufacturers' Literature and Data:

1. Folding partition each type.

E. Test Reports:

1. Fire test response characteristics.

2. Sound resistant partitions STC rating.

F. Manufacturer's Certificates:

Certificate certifying that the partition referred to in the test reports conforms to specification requirements, and that the partitions to be provided for the project are the same in all characteristics as that tested in the laboratory.

G. Manufacturer’s qualifications.

H. Installer’s qualifications.

I. Manufacturer’s warranty.

1.6 WARRANTY

A. Construction Warranty: Comply with FAR clause 52.246-21, “Warranty of

Construction”.

B. Manufacturer Warranty: Manufacturer shall warranty their accordion folding partitions for a minimum of two (2) years from date of installation and final acceptance by the Government. Submit manufacturer warranty.

1.7 APPLICABLE PUBLICATIONS

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

B. ASTM International (ASTM):

A1008/A1008M-13.........Steel, sheet, Cold Rolled, Structural, High

Strength Carbon, Low Alloy with Improved

Formability

B221-14.................Aluminum-Alloy Extruded Bars, Rods, Wire, Shapes, and Tubes

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B221M-13................Aluminum-Alloy Extruded Bars, Rods, Wire, Shapes, and Tubes (Metric)

D751-06(R2011)..........Test Methods for Coated Fabrics

E84-14..................Surface Burning Characteristics of Building

Materials

E90-09..................Laboratory Measurement of Airborne Sound

Transmission Loss of Building Partitions and

Elements

E413-10.................Rating Sound Insulation

E557-12.................Architectural Design and Installation Practices for Sound Isolation Between Spaces Separated by

Operable Partitions

C. National Fire Protection Association (NFPA):

70-14...................National Electrical Code

101-15(R2014)...........Life Safety Code

286-15..................Fire Tests for Evaluating Contribution of Wall and Ceiling Interior Finish to Room Fire Growth

D. Underwriters Laboratories Inc. (UL):

10B-10(R2009)...........Fire Tests of Door Assemblies

PART 2 - PRODUCTS

2.1 MATERIALS

A. Facing Materials:

1. General: Provide steel-skinned panels. Provide facing materials with appropriate backing that comply with indicated fire-test response characteristics, and are factory attached to accordion folding partitions with concealed fasteners. Covering fabrics must conform to the requirements of ASTM D751 and NFPA 286.

2. Vinyl Coated Fabric: Manufacturer’s standard mildew resistant, washable, vinyl coated fabric wall covering, complying with

CFFA-W-101-D, for Type III, Class A .

B. Sheet Steel:

1. ASTM A1008/A1008M, cold rolled, commercial quality for partition tracks, lead and jamb posts.

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2. The cast or heat analysis report mentioned in the ASTM is not required.

C. Aluminum Extrusions: ASTM B221M (B221), Alloy 3003.

D. Not used

E. Sound Insulation: Provide sound insulation as necessary to achieve the specified sound transmission class, conforming to ASTM E413.

2.2 FABRICATION

A. Track:

1. Minimum 3 mm (0.12 inch) thick sheet steel.

2. Track depth and shape: In accordance with the manufacturer's recommendations for the weight and size of the partition furnished.

3. Steel track: Baked enamel finish.

4. No floor track will be permitted.

B. Lead and Jamb Posts:

1. 1.78 mm (0.0747 inch) thick sheet steel.

2. Post depth and shape: In accordance with the manufacturer's recommendations for the weight and size of the partition furnished.

3. Posts: Baked enamel finish.

C. Suspension System:

1. Four (4) wheels for tandem carriers on lead posts and two (2) wheel for intermediate carriers.

2. Wheels: Steel ball bearing with nylon or steel tread, 25 mm (1 inch) min diameter for partitions up to 3962 mm (13 feet) high.

3. Intermediate carriers: Placed at every other hinged pair.

D. Frame: Steel, zinc or cadmium coated, with interior bracing at top and bottom, and mechanism for producing pantograph action.

E. Covering:

1. Attach fabric to the framework with fasteners that permit easy removal of the cover but prevent sagging or separation.

2. Position vertical seams in the bottoms of valleys and reinforce.

3. Provide top and bottom edges of cover fabrics with 13 mm (1/2 inch) minimum turned hems.

4. Support vinyl covering over insulating core with outer ply of vinyl material.

F. Seals:

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1. Provide seals at floor, ceiling, jambs and abutting edges of sound rated partitions.

2. Insulating materials in sound resistant partition, perimeter sweep strips and jamb seals are to be the same as those used on laboratory tested models that obtained specified acoustical rating.

G. Not used.

H. Hardware:

1. Provide hardware of the heavy-duty type standard with the manufacturer.

2. Provide pulls and latches for all partitions.

3. Provide partitions with keyed locks.

I. Pivot Switch Assembly:

1. Where shown on construction documents, provide pivoted switch assembly to swing stacked section against wall.

2. Provide shop fabricated assembly of adequate strength to carry required load.

3. Provide roller at outer end of pivot arms, with retaining spring keepers to prevent partition from running off pivot arm and adjacent track where arm is not in alignment with track, and to hold tracks in alignment.

4. Entire assembly to be concealed and removable.

2.3 FINISHES

A. Steel (Baked Enamel Finish):

1. Clean exposed metal surfaces free of foreign matter, oil and grease, and then give surfaces a prime coat of paint; then apply finish coat of baked-on enamel.

B. Steel (Prime Finish):

1. Provide light colored prime paint after fabrication.

2. Paint all contact surfaces of assembled work (except welded contact surfaces and metal concealed in finished work) with an additional shop coat of similar paint.

PART 3 - EXECUTION

3.1 EXISTING CONDITIONS

Verify field dimensions prior to fabrication.

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3.2 INSTALLATION

A. General: Comply with ASTM E557 except as otherwise required by accordion folding partition manufacturer’s written installation instructions. Install accordion folding partitions level and plumb, with tight joints and uniform appearance, and free of deformation and surface and finish irregularities.

B. Install accordion folding partitions and accessories after other finishing operations, including painting, have been completed.

C. Not used.

D. Flush Type Installation (Surface Mounted): Install ceiling track against underside of ceiling.

E. Anchorage:

1. Secure ceiling tracks to structural steel supports or other support system as shown on construction documents with 13 mm (1/2 inch) through-bolts or anchor bolts as appropriate.

2. Provide bolts near each end of track and at intermediate points not more than 609 mm (2 feet) on centers.

F. Not used.

G. Adjustment:

1. Provide shims or other means as required to make partitions close openings fully and completely.

2. Install partitions so that leading edges fit tight to jambs or opposing partition leading edge for full height of partition.

3. Make all necessary adjustments to assure that hardware functions properly.

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