Addendum_2_-_10_22_19.pdf

UNCLASSIFIED/FOR OFFICIAL USE ONLY

Air National Guard NDDA Construct DGS RPA IS 60330398

SECTION 10 22 19

DEMOUNTABLE MOVABLE PARTITIONS

08/10

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.

ASTM INTERNATIONAL (ASTM)

ASTM C1396/C1396M (2014a) Standard Specification for Gypsum Board

ASTM E413 (2016) Classification for Rating Sound Insulation

ASTM E72 (2015) Conducting Strength Tests of Panels for Building Construction

ASTM E84 (2016) Standard Test Method for Surface Burning Characteristics of Building Materials

ASTM E90 (2009) Standard Test Method for Laboratory Measurement of Airborne Sound Transmission Loss of Building Partitions and Elements

NATIONAL FIRE PROTECTION ASSOCIATION (NFPA)

NFPA 70 (2017) National Electrical Code

UNDERWRITERS LABORATORIES (UL)

UL 1286 (2008; Reprint Feb 2015) Office Furnishings

1.2 SUSTAINABILITY REPORTING

Materials in this technical specification may contribute towards contract compliance with sustainability requirements.

1.2.1 CERTIFICATION REQUIREMENTS

See Section 01 33 29 SUSTAINABILITY REPORTING for project certification [ local/regional materials, ] [ low-emitting materials, ] [ recycled content, ] [certified wood,] [daylight,] [views,] [ ____][rapidly renewable materials] and documentation requirements.

1.2.2 USDA Biobased

See Section 01 33 29 SUSTAINABILITY REPORTING for requirements associated with USDA Biobased designated products.

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Addendum 2

1.3 SUBMITTALS

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

submittals not having a "G" designation are for [ Contractor Quality Control approval. ] [information only. When used, a designation following the "G" designation identifies the office that will review the submittal for the Government. ] Submittals with an "S" are for inclusion in the Sustainability Notebook, in conformance to Section 01 33 29 SUSTAINABILITY REPORTING. Submit the following in accordance with Section 01 33 00

SUBMITTAL PROCEDURES:

SD-02 Shop Drawings

Installation

SD-03 Product Data

Warranty

SD-04 Samples

Partition System

SD-07 Certificates

Burning Characteristics Acoustical Performance Structural Performance

1.4 QUALITY ASSURANCE

Manufacturer shall specialize in designing and manufacturing the type of partition specified in this section, and shall have a minimum of [ 5] [_____] years of documented successful experience. Manufacturer shall have the facilities capable of meeting contract requirements, single-source responsibilities and warranty. Partition installer shall have a minimum of [ 5] [_____] years of documented successful experience in the installation of partitions similar to the requirements of this section. When required by the manufacturer, panels shall be installed by an authorized dealer with a certified installation crew.

1.5 DELIVERY, STORAGE, AND HANDLING

Deliver materials to project site in accordance with manufacturer's instructions in original unopened and undamaged packages and stored in a clean, dry, and secure place free from damage during construction activities. Packages shall contain labels which indicate manufacturer's name, brand name, size, finish and placement location.

1.6 PROJECT/SITE CONDITIONS

Temperature and humidity conditions within the area to receive partitions shall be maintained as close as possible to the final occupancy standards. A minimum of 60 degrees F shall be maintained continuously.

Installation shall not begin until the building envelope provides complete protection from the weather.

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Amendment 2

1.7 WARRANTY

Warrant the partition system for a period of 10 years, excluding fabrics and other covering materials that shall be guaranteed for 3 years.

Warranties shall be signed by the authorized representative of the manufacturer. Warranties accompanied by document authenticating the signer as an authorized representative of the guarantor shall be presented to the Contracting Officer upon the completion of the project. Guarantee that the panel system and installation are free from any defects in material and workmanship from the date of delivery.

PART 2 PRODUCTS

2.1 SYSTEM DESCRIPTION

2.1.1 Burning Characteristics

Partition system shall have a Class A (under 25) Flame Spread Rating in conformance with ASTM E84.

2.1.2 Acoustical Performance

Submit certification attesting that sound-rated partition assemblies have a minimum Sound Transmission Coefficient (STC) of 36. STC range shall be determined in accordance with Sound Transmission Test by Two-Room Method and reported in accordance with ASTM E90 and ASTM E413 for frequency data. Tested assembly shall have been assembled in the same manner that the partitions will be installed on the project.

2.1.3 Structural Performance

Submit test results from and independent laboratory certifying the following results.

2.1.3.1 Transverse-Load Capacity

Demountable partitions shall be able to sustain a 5 psf minimum transverse loading with panel deflection no greater than 1/120th of the vertical span when tested in accordance with ASTM E72.

2.1.3.2 Non-Load Bearing Capability

Wall system is designed for non-load bearing capability.

2.1.4 Electrical and Communication Capability

Electrical components, devices, and accessories shall meet requirements of UL 1286 and NFPA 70 . The label or listing of Underwriter's Laboratories, Inc. will be accepted as evidence that the material or equipment conforms to the applicable standards of that agency. In lieu of this label or listing, a statement from a nationally recognized, adequately equipped testing agency shall be submitted indicating that the items have been tested in accordance with he required procedures of UL and that the material and equipment comply with contract requirements. Electrical work shall conform to the requirements of Section 26 20 00 INTERIOR

DISTRIBUTION SYSTEM.

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2.2 PARTITION TYPE

Fabricate a partition system consisting of a series of individual, floor-supported, floor-to-ceiling site constructed or factory constructed/pre-fabricated panels as shown. Top channel shall hold panels in place and shall accommodate a floor-to-ceiling variation. The partition system shall be complete with accessories to meet performance requirements. After finish samples are approved, and prior to installation of panels, a minimum 8 x 8 foot mock-up shall be provided for each color and type of panel. Once approved, the mock-up samples shall be used as a standard of workmanship within the facility. Remove mock-ups when directed. Approved mock-ups may become part of the completed work if approved by the Contracting Officer. Submit three 8 x 8 inch samples of partition showing partition construction and indication of materials proposed and method of attaching partition to walls, floor, and ceiling.

Also three color samples of all exposed finishes of panels and components.

2.3 MATERIALS AND COMPONENTS

2.3.1 Panels

Panels shall be gypsum board minimum 1/2 inch thick conforming to ASTM C1396/C1396M . Gypsum backing board shall conform to ASTM C1396/C1396M .

Panels shall be complete with panel connectors at joints to align panels.

Panels shall be complete with concealed slots for hang-on brackets and accessories. Maximum total load for bracket supports on one or both wall surfaces shall not exceed 1240 lb. Panels shall be manufacturer's standard construction with fillers and bracing as required. Face panel thickness shall be minimum 1/2 inch.

2.3.2 Framing System

Framing system shall consist of extruded anodized aluminum or roll-formed steel components which include ceiling runners, floor track, studs or posts, bracing, and suitable treated fasteners to prevent corrosion. Post covers shall be provided if applicable. When assembled, framing system with panels shall form a rigid, stable partition.

2.3.3 Base Trim

Base trim shall be nominal 4 inch high without exposed fasteners. Base shall be flush.

2.4 FINISHES

Finish of panels shall be painted gypsum board panels finished in accordance with Section 09 90 00 PAINTS AND COATINGS. Finish of exposed trim shall be prime coat finish ready for field paint. Base trim shall match other exposed trim. Color of all partition component finishes shall be in accordance with Section 09 06 00 SCHEDULES FOR FINISHES. .

PART 3 EXECUTION

3.1 EXAMINATION

Verify field dimensions before fabrication of partitions and record on shop drawings. Coordinate fabrication schedule with construction schedule and progress to avoid delay in the work.

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3.2 PREPARATION

Locations scheduled to receive partitions shall be inspected for compliance with manufacturer's requirements. Floor and ceiling dimensions shall be verified in accordance with approved shop drawings prior to starting the work. Floor under partitions shall be level to within 1/8 inch in 10 feet, non-accumulative. Conditions which may adversely affect the partition installation shall be corrected before installing partitions. Floor construction and carpeting shall be completed, the suspended ceiling grid shall be installed, and other finishing operations such as painting completed prior to partition installation.

3.3 INSTALLATION

Install partitions in accordance with details in the drawings, approved shop drawings, and manufacturer's published instructions. The system shall be assembled and erected with the least possible drilling and cutting of existing construction and shall be capable of disassembly by means of ordinary tools. The partition installation shall be complete with accessories to meet specified requirements. Installation shall include concealed fastening devices and pressure-fit components that will not mar the floor, wall and ceiling surfaces and shall be free of exposed screws, nuts, rivets or bolts. Panels shall be installed in a rigid manner, straight and plumb, with horizontal lines level. Seals shall be installed to prevent light and sound transmission at connections to ceilings, floors, fixed walls and abutting surfaces. Drawings shall include dimensions verifying conformance to life safety code and electrical switch, outlet, infeed and jumper placements.

3.3.1 Wall Base

For site assembled partitions wall base shall be installed in the longest lengths possible. Joints shall be fitted tight. Internal corners shall be mitered. Base shall be scribed to fit to door frames and other obstructions. Partition base covers shall snap on. Base shall tightly adhere to wall surfaces.

3.4 ADJUSTMENTS

Damaged partition finish and components and damaged floor, wall and ceiling finishes shall be repaired to the original conditions or replaced.

3.5 CLEANING

Upon completion of installation, partition components and finishes shall be cleaned in accordance with partition manufacturer's recommendations.

Alkaline or abrasive agents shall not be used. Precautions to avoid scratching or marring partition finish surfaces shall be exercised.

3.6 PROTECTION

Protect partitions from damage through the duration of construction activities.

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