Copyright 2014 AIAMasterSpec Premium09/14

PRODUCT MASTERSPEC LICENSED BY ARCOM TO NYSTROM, INC.

Copyright 2014 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 Nystrom, Inc. ("Licensee").

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

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SECTION 079513.19 - PARKING DECK EXPANSION JOINT COVER ASSEMBLIES

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 Division 01 Specification Sections, apply to this Section.

1.2SUMMARY

  1. Section includes parking deck expansion joint cover assemblies.
  2. Related Requirements:

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

  1. Section079100 "Preformed Joint Seals" for preformed foam and extruded-silicone joint seals.
  2. Section079513.13 "Interior Expansion Joint Cover Assemblies."
  3. Section079513.16 "Exterior Expansion Joint Cover Assemblies."

1.3ACTION SUBMITTALS

  1. Product Data: For each type of product.
  2. Include construction details, material descriptions, dimensions of individual components and profiles, and finishes for expansion joint cover assemblies.
  3. Shop Drawings: For each expansion joint cover assembly.
  4. Include plans, elevations, sections, details, splices, block-out requirement, attachments to other work, and line diagrams showing entire route of each expansion joint.

Retain "Samples" Paragraph below for single-stage Samples, with a subordinate list if applicable. Retain "Samples for Initial Selection" and "Samples for Verification" paragraphs for two-stage Samples.

  1. Samples: For each expansion joint cover assembly and for each color and texture specified, full width by 6 inches (150 mm) long in size.
  2. Samples for Initial Selection: For each type of exposed finish.
  3. Include manufacturer's color charts showing the full range of colors and finishes available for each exposed metal and elastomeric seal material.
  4. Samples for Verification: For each type of expansion joint cover assembly, full width by 6 inches (150 mm) long in size.

Retain "Expansion Joint Cover Assembly Schedule" Paragraph below for large and complex projects or projects with multiple expansion joint cover assemblies.

  1. Expansion Joint Cover Assembly Schedule: Prepared by or under the supervision of the supplier. Include the following information in tabular form:
  2. Manufacturer and model number for each expansion joint cover assembly.
  3. Expansion joint cover assembly location cross-referenced to Drawings.
  4. Nominal, minimum, and maximum joint width.
  5. Movement direction.
  6. Materials, colors, and finishes.
  7. Product options.

Retain subparagraph below if fire-resistance-rated expansion joint cover assemblies are included in Project.

  1. Fire-resistance ratings.

1.4INFORMATIONAL SUBMITTALS

  1. Product Test Reports: For each fire-resistance-rated expansion joint cover assembly, for tests performed by [manufacturer and witnessed by a qualified testing agency] [a qualified testing agency].

1.5QUALITY ASSURANCE

  1. Mockups: Build mockups to demonstrate aesthetic effects and to set quality standards for materials and execution.
  2. Build mockup of typical expansion joint cover assembly as shown on Drawings.
  3. Approval of mockups does not constitute approval of deviations from the Contract Documents contained in mockups unless Architect specifically approves such deviations in writing.

Retain subparagraph below if the intention is to make an exception to the default requirement in Section014000 "Quality Requirements" for demolishing and removing mockups.

  1. Subject to compliance with requirements, approved mockups may become part of the completed Work if undisturbed at time of Substantial Completion.

PART 2 - PRODUCTS

Manufacturers and products listed in SpecAgent and MasterWorks Paragraph Builder are neither recommended nor endorsed by the AIA or ARCOM. Before inserting names, verify that manufacturers and products listed there comply with requirements retained or revised in descriptions and are both available and suitable for the intended applications. For definitions of terms and requirements for Contractor's product selection, see Section016000 "Product Requirements."

2.1MANUFACTURERS

Retain “Source Limitations” Paragraph below where aesthetics is of primary concern or if fire-resistance-rated systems are required.

  1. Source Limitations: Obtain expansion control systems from single source from single manufacturer.

2.2ASSEMBLY DESCRIPTION

  1. Furnish units in longest practicable lengths to minimize field splicing.
  2. Include factory-fabricated closure materials and transition pieces, T-joints, corners, curbs, cross-connections, and other accessories as required to provide continuous expansion joint cover assemblies.

2.3PERFORMANCE REQUIREMENTS

Retain "Seismic Performance" Paragraph below 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: Expansion joint cover assemblies shall withstand the effects of earthquake motions determined according to [ASCE/SEI7] <Insert requirement>.

Retain "Fire-Resistance Ratings" Paragraph below only if products specified are part of a fire-resistance-rated assembly. See the Evaluations for discussion of fire-resistance test methods.

  1. Fire-Resistance Ratings: Where indicated, provide architectural joint system and fire-barrier assemblies tested for fire resistance according to [UL2079][and] [ASTME1966] by a qualified testing agency.Fire rating to be not less than the rating of adjacent construction.

Each Project expansion joint may require multiple expansion joint cover assemblies as it traverses multiple spaces and planes; however, the design criteria for each joint typically remains the same for the entire length of the joint. Copy, revise, and insert drawing designations in "Expansion Joint Design Criteria" Paragraph below for each expansion joint on the Project; then copy, revise, and insert drawing designations for one or more corresponding expansion joint cover assemblies in "Parking Deck Expansion Joint Covers" Article as required.

  1. Expansion Joint Design Criteria <Insert drawing designation>:

Retain one of two "Type of Movement" subparagraphs below. See "Building Movement" and "Movement Capability" articles in the Evaluations for a discussion of joint movement.

  1. Type of Movement: [Thermal] [Wind sway].
  2. Nominal Joint Width: [As indicated on Drawings] <Insert width>.
  3. Minimum Joint Width: [As indicated on Drawings] <Insert width>.
  4. Maximum Joint Width: [As indicated on Drawings] <Insert width>.

If retaining "Type of Movement" Subparagraph below, indicate on Drawings horizontal, lateral, and vertical movement capability required for each expansion joint.

  1. Type of Movement: Seismic.
  2. Joint Movement: As indicated on Drawings.

2.4PARKING DECK EXPANSION JOINT COVERS

See the Evaluations for descriptions and illustrations of types of expansion joint cover assemblies in paragraphs below.

Copy paragraphs below and re-edit for each product.

Insert drawing designation. Use these designations on Drawings to identify each product.

  1. Metal-Plate Parking Deck Joint Cover <Insert drawing designation>: Assembly consisting of metal cover plate in continuous contact with metal frames fixed to sides of joint gap.

Retain one or more of the four subparagraphs below to meet Project requirements.

  1. Cover plate, aluminum extruded surface mount, hinged, anti-slip serrations; accommodating horizontal and vertical thermal movement.
  2. Basis-of-Design Product: Subject to compliance with requirements, provide Nystrom, Inc.; Model PD or comparable product by one of the following:

1)Construction Specialties, Inc.

2)Watson Bowman Acme Corp.

3)Insert manufacturer's name>.

  1. Design Criteria:

1)Exposed Sight-Line: [As indicated on Drawings] <Insert width.

2)Total Horizontal Movement: [As indicated on Drawings] <Insert width.

3)Vertical Movement: 5 deg upward, 15 deg downward.

4)Material: 6063-T6 aluminum; millfinish.

5)Attachment Method: Mechanical fasteners.

Retain "Fire-Resistance Rating" and "Moisture Barrier" subparagraphs below if required.

6)Fire-Resistance Rating: Provide expansion control system and fire-barrier assembly with a rating not less than [that of adjacent construction] <Insert rating>.

7)Moisture Barrier: Manufacturer's standard.

  1. Cover plate, rubber coated steel, surface mount, hinged, accommodating horizontal and vertical thermal movement.
  2. Basis-of-Design Product: Subject to compliance with requirements, provide Nystrom, Inc.; Model RCP or comparable product by one of the following:

1)Construction Specialties, Inc.

2)Watson Bowman Acme Corp.

3)Insert manufacturer's name>.

  1. Design Criteria:

1)Exposed Sight-Line: [As indicated on Drawings] <Insert width.

2)Total Horizontal Movement: [As indicated on Drawings] <Insert width.

3)Vertical Movement: 5 deg, 1 inch(25 mm).

4)Material: EPDM rubber, black, aluminum hinge.

5)Attachment Method: Mechanical anchors.

Retain "Fire-Resistance Rating" and "Moisture Barrier" subparagraphs below if required.

6)Fire-Resistance Rating: Provide expansion control system and fire-barrier assembly with a rating not less than [that of adjacent construction] <Insert rating>.

7)Moisture Barrier: Manufacturer's standard.

  1. Center plate, recessed, extruded aluminum, block out, seismic centering bar, and integrated moisture barrier; accommodating seismic movement.
  2. Basis-of-Design Product: Subject to compliance with requirements, provide Nystrom, Inc.; Model PTX or comparable product by one of the following:

1)Construction Specialties, Inc.

2)Watson Bowman Acme Corp.

3)Insert manufacturer's name>.

  1. Design Criteria:

1)Exposed Sight-Line: [As indicated on Drawings] <Insert width.

2)Minimum Joint Width: 1 inch(25 mm).

3)Maximum Joint Width: [As indicated on Drawings] <Insert width.

4)Material: 6063-T6 aluminum; brushedfinish.

5)Attachment Method: Block out, concrete anchor, and backfill.

Retain "Fire-Resistance Rating" and "Moisture Barrier" subparagraphs below if required.

6)Fire-Resistance Rating: Provide expansion control system and fire-barrier assembly with a rating not less than [that of adjacent construction] <Insert rating>.

7)Moisture Barrier: manufacturer's standard.

  1. Center plate, flush, extruded aluminum, block out, seismic centering bar, and integrated moisture barrier; accommodating seismic movement.
  2. Basis-of-Design Product: Subject to compliance with requirements, provide Nystrom, Inc.; Model PTS or comparable product by one of the following:

1)Construction Specialties, Inc.

2)Watson Bowman Acme Corp.

3)Insert manufacturer's name>.

  1. Design Criteria:

1)Exposed Sight-Line: [As indicated on Drawings] <Insert width.

2)Minimum Joint Width: 1.38 inch(35 mm).

3)Maximum Joint Width: [As indicated on Drawings] <Insert width.

4)Material: 6063-T6 aluminum; brushedfinish.

5)Attachment Method: Block out, concrete anchor, and backfill.

Retain "Fire-Resistance Rating" and "Moisture Barrier" subparagraphs below if required.

6)Fire-Resistance Rating: Provide expansion control system and fire-barrier assembly with a rating not less than [that of adjacent construction] <Insert rating>.

7)Moisture Barrier: Manufacturer's standard.

  1. Vehicular rated, expanding foam, watertight, wax- and asphalt-free, non-invasive anchoring compression seal.
  2. Basis-of-Design Product: Subject to compliance with requirements, provide Nystrom, Inc.; Model PDM or comparable product by one of the following:
  3. Construction Specialties, Inc.
  4. Watson Bowman Acme Corp.
  5. Insert manufacturer's name>.
  6. Design Criteria:
  7. Exposed Sight Line: Joint width.
  8. System Width: [As indicated on Drawings] <Insert width.
  9. Minimum Joint Width:[As indicated on Drawings] <Insert width.
  10. Maximum Joint Width: [As indicated on Drawings] <Insert width.
  11. Material: Silicone bellows with foam sealant.
  12. Attachment Method: Self-compression with silicone sealant and 2-part epoxy.

2.5MATERIALS

  1. Aluminum: ASTMB221 (ASTMB221M), Alloy6063-T5 for extrusions; ASTMB209 (ASTMB209M), Alloy6061-T6 for sheet and plate.
  2. Apply manufacturer's standard protective coating on aluminum surfaces to be placed in contact with cementitious materials.
  3. Stainless Steel: ASTMA240/A240M or ASTMA666, Type304 for plates, sheet, and strips.
  4. Elastomeric Seals: Manufacturer's standard preformed elastomeric membranes or extrusions to be installed in metal frames.
  5. Elastomeric Concrete: Modified epoxy or polyurethane extended into a prepackaged aggregate blend, specifically designed for bonding to concrete substrates.
  6. Fire Barriers: Any material or material combination, when fire tested after cycling, designated to resist the passage of flame and hot gases through a movement joint and to comply with performance criteria for required fire-resistance rating.
  7. Moisture Barrier: Manufacturer's standard, flexible elastomeric material.
  8. Nonmetallic, Shrinkage-Resistant Grout: ASTMC1107/C1107M, factory-packaged, nonmetallic aggregate grout, noncorrosive, nonstaining, mixed with water to consistency suitable for application and a 30-minute working time.

2.6STAINLESS-STEEL FINISHES

  1. Surface Preparation: Remove tool and die marks and stretch lines, or blend into finish.
  2. Polished Finishes: Grind and polish surfaces to produce uniform finish, free of cross scratches.

Retain first subparagraph below for directional finishes.

  1. Run grain of directional finishes with long dimension of each piece.
  2. When polishing is completed, passivate and rinse surfaces. Remove embedded foreign matter and leave surfaces chemically clean.
  3. Directional Satin Finish: No.4.

Retain "Bright, Cold-Rolled, Unpolished Finish" Paragraph below for nondirectional finish.

  1. Bright, Cold-Rolled, Unpolished Finish: No.2B.

2.7ACCESSORIES

Retain "Moisture Barriers" Paragraph below if required. Indicate locations on Drawings.

  1. Moisture Barriers: Manufacturer's standard continuous, waterproof membrane within joint and attached to substrate on sides of joint.
  2. Provide where indicated on Drawings.
  3. Manufacturer's stainless-steel attachment devices. Include anchors, clips, fasteners, set screws, spacers, and other accessories compatible with material in contact, as indicated or required for complete installations.

PART 3 - EXECUTION

3.1EXAMINATION

  1. Examine surfaces where expansion joint cover assemblies will be installed for installation tolerances and other conditions affecting performance of the Work.
  2. Notify Architect where discrepancies occur that will affect proper expansion joint cover assembly installation and performance.
  3. Proceed with installation only after unsatisfactory conditions have been corrected.

3.2PREPARATION

  1. Prepare substrates according to expansion joint cover assembly manufacturer's written instructions.
  2. Coordinate and furnish anchorages, setting drawings, and instructions for installing expansion joint cover assemblies. Provide fasteners of metal, type, and size to suit type of construction indicated and to provide for secure attachment of expansion joint cover assemblies.

Retain "Cast-In Frames" Paragraph below if required. Coordinate with products in Part2.

  1. Cast-In Frames: Coordinate and furnish frames to be cast into concrete.

3.3INSTALLATION

  1. Comply with manufacturer's written instructions for storing, handling, and installing expansion joint cover assemblies and materials unless more stringent requirements are indicated.
  2. Metal Frames: Perform cutting, drilling, and fitting required to install expansion joint cover assemblies.
  3. Repair or grout block out as required for continuous frame support, using nonmetallic, shrinkage-resistant grout.
  4. Install frames in continuous contact with adjacent surfaces.
  5. Shimming is not permitted.
  6. Install in true alignment and proper relationship to joints and adjoining finished surfaces measured from established lines and levels.
  7. Adjust for differences between actual structural gap and nominal design gap due to ambient temperature at time of installation.
  8. Cut and fit ends to accommodate thermal expansion and contraction of metal without buckling of frames.
  9. Locate anchors at interval recommended by manufacturer, but not less than 3 inches (75 mm) from each end and not more than 24 inches (600 mm) o.c.

Retain "Seals" Paragraph below for systems with elastomeric seals.

  1. Seals: Install elastomeric seals and membranes in frames to comply with manufacturer's written instructions. Install with minimum number of end joints.
  2. Provide in continuous lengths for straight sections.
  3. Seal transitions. Vulcanize or heat-weld field-spliced joints as recommended by manufacturer.
  4. Installation: Mechanically lock seals into frames or adhere to frames with adhesive or pressure-sensitive tape as recommended by manufacturer.

Retain "Compression Seals" Paragraph below if required.

  1. Compression Seals: Apply adhesive or lubricant adhesive as recommended by manufacturer before installing compression seals.

Retain "Epoxy-Bonded Seals" Paragraph below if required.

  1. Epoxy-Bonded Seals: Pressurize seal for time period and to pressure recommended by manufacturer. Do not overpressurize.
  2. Install with hairline mitered corners where expansion joint cover assemblies change direction or abut other materials.
  3. Terminate exposed ends of expansion joint cover assemblies with field- or factory-fabricated termination devices.

Retain "Elastomeric Concrete" Paragraph below if required for filling block outs.

  1. Elastomeric Concrete: Install according to manufacturer's written application instructions.

Retain "Fire-Resistance-Rated Assemblies" Paragraph below if required.

  1. Fire-Resistance-Rated Assemblies: Coordinate installation of expansion joint cover assembly materials and associated work, so complete assemblies comply with performance requirements.
  2. Fire Barriers: Install fire barriers to provide continuous, uninterrupted fire resistance throughout length of joint, including transitions and field splices.

Retain "Moisture Barrier Drainage" Paragraph below if retaining moisture barriers, and indicate method of drainage and location of fitting on Drawings.