Phase1_RTA_V2-B_Div_08-23_AMD1.pdf

Cyber Center of Excellence

Ready to Advertise Submittal

Vincent Hall Renovation Phase 1 Volume 2 Specifications - B - Divisions 08-23

Solicitation No.: W912HN21B3008

June 25, 2021 Fort Gordon, Georgia

THIS PAGE INTENTIONALLY LEFT BLANK

Vincent Hall Renovation Phase 1 | READY TO ADVERTISE Seals & Signatures

TREVOR WIMBERLY

Civil

GONZALO KOOSAU

Structural

NHU TRAN

Architecture

JEFF WURMLIGER

Mechanical

Vincent Hall Renovation Phase 1 | READY TO ADVERTISE Seals & Signatures

DAVID KURTEN

Plumbing

TOM CHAPMAN

Communications Distribution

TOM IRWIN

Fire Protection

LUEL BAYLON

Electrical

FY20 PN 92894 Vincent Hall Renovation Phase 1 Ft Gordon, GA W912HN21B3008 Ready to Advertise (RTA) – June 25, 2021

PROJECT TABLE OF CONTENTS

DI VI SI ON 00 - PROCUREMENT AND CONTRACTI NG REQUI REMENTS

00 01 15 02/11 LIST OF DRAWINGS

DI VI SI ON 01 - GENERAL REQUI REMENTS

01 03 00 12/18 OPTIONS

01 11 00 08/15 SUMMARY OF WORK

01 14 00 11/11 WORK RESTRICTIONS

01 20 00 11/20 PRICE AND PAYMENT PROCEDURES

01 30 00 11/20 ADMINISTRATIVE REQUIREMENTS

01 30 00.00 23 07/19 FORT GORDON, GA INSTALLATION SPECIFIC

REQUIREMENTS

01 32 01.00 10 02/15 PROJECT SCHEDULE

01 33 00 08/18 SUBMITTAL PROCEDURES

01 33 29 08/18 SUSTAINABILITY REPORTING

01 35 26 11/20 GOVERNMENTAL SAFETY REQUIREMENTS

01 42 00 02/19 SOURCES FOR REFERENCE PUBLICATIONS

01 42 10 06/20 ABBREVIATIONS - TERMINOLOGY

01 45 00.00 10 11/16 QUALITY CONTROL

01 45 00.15 10 11/16, CHG 2: 08/19 RESIDENT MANAGEMENT SYSTEM CONTRACTOR

MODE (RMS CM)

01 45 35 11/20 SPECIAL INSPECTIONS

01 50 00 11/20 TEMPORARY CONSTRUCTION FACILITIES AND

CONTROLS

01 57 19 11/15 TEMPORARY ENVIRONMENTAL CONTROLS

01 58 00 08/19 PROJECT IDENTIFICATION

01 73 29 08/18 CUTTING AND PATCHING

01 74 19 01/07 CONSTRUCTION AND DEMOLITION WASTE

MANAGEMENT

01 74 23 08/18 CLEANING

01 78 00 05/19 CLOSEOUT SUBMITTALS

01 78 23 08/15 OPERATION AND MAINTENANCE DATA

01 91 00.15 10 05/19 TOTAL BUILDING COMMISSIONING

DI VI SI ON 02 - EXI STI NG CONDI TI ONS

02 41 00 05/10 DEMOLITION AND DECONSTRUCTION

02 42 51 11/19 CARPET REMOVAL AND RECLAMATION

02 83 00 11/18 LEAD REMEDIATION

02 84 33 05/20 REMOVAL AND DISPOSAL OF

POLYCHLORINATED BIPHENYLS (PCBs)

DI VI SI ON 03 - CONCRETE

03 30 00 02/19 CAST-IN-PLACE CONCRETE

03 39 23.13 06/20 CHEMICAL COMPOUND MEMBRANE CONCRETE

CURING

DI VI SI ON 04 - MASONRY

04 20 00 11/15 UNIT MASONRY

DI VI SI ON 05 - METALS

05 05 23.16 08/18 STRUCTURAL WELDING

05 12 00 08/18 STRUCTURAL STEEL

PROJECT TABLE OF CONTENTS Page 1

05 30 00 05/15 STEEL DECKS

05 40 00 05/15 COLD-FORMED METAL FRAMING

05 50 13 05/17 MISCELLANEOUS METAL FABRICATIONS

05 51 00 02/17 METAL STAIRS

05 51 33 02/16 METAL LADDERS

05 52 00 02/18 METAL RAILINGS

DI VI SI ON 06 - WOOD, PLASTI CS, AND COMPOSI TES

06 10 00 08/16 ROUGH CARPENTRY

06 20 00 08/16 FINISH CARPENTRY

06 41 16.00 10 08/10 PLASTIC-LAMINATE-CLAD ARCHITECTURAL

CABINETS

DI VI SI ON 07 - THERMAL AND MOI STURE PROTECTI ON

07 14 00 02/12, CHG 2: 02/18 FLUID-APPLIED WATERPROOFING

07 16 00.01 05/13 VAPOR EMISSION CONTROL FOR CONCRETE

FLOORS WITH FINISH FLOORING

07 21 13 02/16, CHG 2: 08/20 BOARD AND BLOCK INSULATION

07 22 00 02/16 ROOF AND DECK INSULATION

07 27 26 05/17, CHG 2: 08/20 FLUID-APPLIED MEMBRANE AIR BARRIERS

07 42 13 05/11 METAL WALL PANELS (MPS-1)

07 52 00 05/12 MODIFIED BITUMINOUS MEMBRANE ROOFING

07 60 00 08/08 FLASHING AND SHEET METAL

07 81 00 02/11 SPRAY-APPLIED FIREPROOFING

07 84 00 05/10 FIRESTOPPING

07 92 00 08/16 JOINT SEALANTS

07 95 00 06/19 EXPANSION JOINTS

DI VI SI ON 08 - OPENI NGS

08 11 13 08/20 STEEL DOORS AND FRAMES

08 31 00 05/17 ACCESS DOORS AND PANELS

08 33 23 08/20 OVERHEAD COILING DOORS

08 41 13 08/18 ALUMINUM-FRAMED ENTRANCES AND

STOREFRONTS

08 71 00 02/16 DOOR HARDWARE

08 81 00 08/11 GLAZING

08 87 33 01/18 DECORATIVE FILM

DI VI SI ON 09 - FI NI SHES

09 22 16 01/18 NON-STRUCTURAL METAL FRAMING

09 29 00 08/16 GYPSUM BOARD

09 30 10 08/20 CERAMIC, QUARRY, AND GLASS TILING

09 51 00 08/20 ACOUSTICAL CEILINGS

09 62 38 08/17 STATIC-CONTROL FLOORING

09 65 00 08/10 RESILIENT FLOORING

09 68 00 11/17 CARPETING

09 69 13 11/15 RIGID GRID ACCESS FLOORING

09 84 20 08/16 ACOUSTICAL WALL PANELS

09 90 00 02/21 PAINTS AND COATINGS

DI VI SI ON 10 - SPECI ALTI ES

10 14 00.20 08/20 INTERIOR SIGNAGE

10 21 13 08/20 TOILET COMPARTMENTS

10 22 19 08/17 DEMOUNTABLE AND MOVABLE PARTITIONS

PROJECT TABLE OF CONTENTS Page 2

10 22 29 03/18 UPFOLDING PANEL PARTITIONS (Bid Alternate #1)

10 26 00 08/20 WALL AND DOOR PROTECTION

10 28 13 08/20 TOILET ACCESSORIES

10 44 16 11/19 FIRE EXTINGUISHERS

DI VI SI ON 11 - EQUI PMENT

11 24 26 07/18 SAFETY TIE-BACKS

DI VI SI ON 14 - CONVEYI NG EQUI PMENT

14 21 23 05/16 ELECTRIC TRACTION PASSENGER ELEVATORS

DI VI SI ON 21 - FI RE SUPPRESSI ON

21 13 13 08/20 WET PIPE SPRINKLER SYSTEMS, FIRE

PROTECTION

21 13 16 08/20 DRY PIPE SPRINKLER SYSTEMS, FIRE

PROTECTION

DI VI SI ON 22 - PLUMBI NG

22 00 00 11/15 PLUMBING, GENERAL PURPOSE

22 05 48.00 20 04/06 MECHANICAL SOUND, VIBRATION, AND

SEISMIC CONTROL

22 07 19.00 40 08/16 PLUMBING PIPING INSULATION

22 14 29.00 40 05/17 SUMP PUMPS

DI VI SI ON 23 - HEATI NG, VENTI LATI NG, AND AI R CONDI TI ONI NG ( HVAC)

23 01 30.41 02/15 HVAC SYSTEM CLEANING

23 03 00.00 20 08/10 BASIC MECHANICAL MATERIALS AND METHODS

23 05 48.00 40 08/15 VIBRATION AND SEISMIC CONTROLS FOR

HVAC PIPING AND EQUIPMENT

23 05 93 11/15 TESTING, ADJUSTING, AND BALANCING FOR

HVAC

23 07 00 02/13 THERMAL INSULATION FOR MECHANICAL

SYSTEMS

23 09 00 02/19 INSTRUMENTATION AND CONTROL FOR HVAC

23 09 13 11/15 INSTRUMENTATION AND CONTROL DEVICES

FOR HVAC

23 09 23.02 02/19 BACNET DIRECT DIGITAL CONTROL FOR HVAC

AND OTHER BUILDING CONTROL SYSTEMS

23 09 93 11/15 SEQUENCES OF OPERATION FOR HVAC CONTROL

23 11 20 05/20 FACILITY GAS PIPING

23 21 23 08/17 HYDRONIC PUMPS

23 23 00 10/07 REFRIGERANT PIPING

23 25 00 11/08 CHEMICAL TREATMENT OF WATER FOR

MECHANICAL SYSTEMS

23 30 00 05/20 HVAC AIR DISTRIBUTION

23 64 10 11/16 WATER CHILLERS, VAPOR COMPRESSION TYPE

23 64 26 08/09 CHILLED, CHILLED-HOT, AND CONDENSER

WATER PIPING SYSTEMS

23 81 00 05/18 DECENTRALIZED UNITARY HVAC EQUIPMENT

23 83 00.00 20 04/06 ELECTRIC SPACE HEATING EQUIPMENT

DI VI SI ON 25 - I NTEGRATED AUTOMATI ON

PROJECT TABLE OF CONTENTS Page 3

25 05 11.00 11/17 CYBERSECURITY FOR FACILITY-RELATED

CONTROL SYSTEMS - UMCS

25 05 11.01 11/17 CYBERSECURITY FOR FACILITY-RELATED

CONTROL SYSTEMS - UCS

25 05 11.02 11/17 CYBERSECURITY FOR FACILITY-RELATED

CONTROL SYSTEMS - FLS

25 05 11.03 11/17 CYBERSECURITY FOR FACILITY-RELATED

CONTROL SYSTEMS - C/VTS AND ES

25 10 10 02/19 CYBERSECURITY FOR UTILITY MONITORING

AND CONTROL SYSTEM (UMCS) FRONT END

AND INTEGRATION

DI VI SI ON 26 - ELECTRI CAL

26 08 00 08/08 APPARATUS INSPECTION AND TESTING

26 09 43 03/20 PLUG-LOAD CONTROL SYSTEM

26 20 00 08/19 INTERIOR DISTRIBUTION SYSTEM

26 23 00 05/15 LOW-VOLTAGE SWITCHGEAR

26 24 16.00 40 08/19 PANELBOARDS

26 28 01.00 10 10/07 COORDINATED POWER SYSTEM PROTECTION

26 29 23 02/20 VARIABLE FREQUENCY DRIVE SYSTEMS UNDER

600 VOLTS

26 41 00 11/13 LIGHTNING PROTECTION SYSTEM

26 51 00 05/20 INTERIOR LIGHTING

DI VI SI ON 27 - COMMUNI CATI ONS

27 05 28.36 05/17 CABLE TRAYS FOR COMMUNICATIONS SYSTEMS

27 10 00 08/11 BUILDING TELECOMMUNICATIONS CABLING

SYSTEM

DI VI SI ON 28 - ELECTRONI C SAFETY AND SECURI TY

28 08 10 05/16 ELECTRONIC SECURITY SYSTEM ACCEPTANCE

TESTING

28 10 05 05/16 ELECTRONIC SECURITY SYSTEMS (ESS)

28 31 76 08/20 INTERIOR FIRE ALARM AND MASS

NOTIFICATION SYSTEM, ADDRESSABLE

DI VI SI ON 31 - EARTHWORK

31 00 00 08/08 EARTHWORK

31 05 19.13 02/21 GEOTEXTILES FOR EARTHWORK

31 48 00 03/21 UNDERPINNING

DI VI SI ON 32 - EXTERI OR I MPROVEMENTS

32 11 23 08/17 AGGREGATE BASE COURSES

32 12 13 05/17 BITUMINOUS TACK AND PRIME COATS

32 12 16.16 11/20 ROAD-MIX ASPHALT PAVING

32 13 13.06 05/20 PORTLAND CEMENT CONCRETE PAVEMENT FOR

ROADS AND SITE FACILITIES

32 16 19 05/18 CONCRETE CURBS, GUTTERS AND SIDEWALKS

32 92 19 08/17 SEEDING

32 92 23 04/06 SODDING

DI VI SI ON 33 - UTI LI TI ES

33 82 00 04/06 TELECOMMUNICATIONS OUTSIDE PLANT (OSP)

PROJECT TABLE OF CONTENTS Page 4

-- End of Project Table of Contents --

PROJECT TABLE OF CONTENTS Page 5

PROJECT TABLE OF CONTENTS (APPENDIX) Page 1

APPENDIX A

AUGUSTA UTILITIES DEPARTMENT (AUD) SPECIFICATIONS

14.2 WATER DISTRIBUTION SYSTEMS DESIGN & CONSTRUCTION

14.3 WASTEWATER COLLECTION SYSTEMS DESIGN & CONSTRUCTION

14.4 EXCAVATION AND BACKFILLING

-- End of Project Table of Contents (Appendix) --

SECTION 08 11 13

STEEL DOORS AND FRAMES

08/20

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 D1.1/D1.1M (2020) Structural Welding Code - Steel

ASTM INTERNATIONAL (ASTM)

ASTM A653/A653M (2020) Standard Specification for Steel Sheet, Zinc-Coated (Galvanized) or Zinc-Iron Alloy-Coated (Galvannealed) by the Hot-Dip Process

ASTM A879/A879M (2012; R 2017) Standard Specification for Steel Sheet, zinc Coated by the Electrolytic Process for Applications Requiring Designation of the Coating Mass on Each Surface

ASTM A924/A924M (2020) Standard Specification for General Requirements for Steel Sheet, Metallic-Coated by the Hot-Dip Process

ASTM C578 (2019) Standard Specification for Rigid, Cellular Polystyrene Thermal Insulation

ASTM C591 (2020) Standard Specification for Unfaced Preformed Rigid Cellular Polyisocyanurate Thermal Insulation

ASTM C612 (2014; R 2019) Standard Specification for Mineral Fiber Block and Board Thermal Insulation

ASTM D2863 (2019) Standard Test Method for Measuring the Minimum Oxygen Concentration to Support Candle-Like Combustion of Plastics (Oxygen Index)

ASTM E90 (2009; R2016) Standard Test Method for Laboratory Measurement of Airborne Sound Transmission Loss of Building Partitions and Elements

ASTM E1332 (2016) Standard Classification for Rating Outdoor-Indoor Sound Attenuation

SECTION 08 11 13 Page 1

ASTM E413 (2016) Classification for Rating Sound Insulation

BUILDERS HARDWARE MANUFACTURERS ASSOCIATION (BHMA)

ANSI/BHMA A156.115 (2016) Hardware Preparation in Steel Doors and Steel Frames

NATIONAL FIRE PROTECTION ASSOCIATION (NFPA)

NFPA 80 (2019) Standard for Fire Doors and Other Opening Protectives

NFPA 105 (2019) Standard for Smoke Door Assemblies and Other Opening Protectives

NFPA 252 (2017) Standard Methods of Fire Tests of Door Assemblies

STEEL DOOR INSTITUTE (SDI/DOOR)

SDI/DOOR 111 (2009) Recommended Details for Standard Steel Doors, Frames, and Accessories and Related Components

SDI/DOOR 113 (2013; R2018) Standard Practice for Determining the Steady-State Thermal Transmittance of Steel Door and Frame Assemblies

SDI/DOOR A250.6 (2015) Recommended Practice for Hardware Reinforcing on Standard Steel Doors and Frames

SDI/DOOR A250.8 (2017) Specifications for Standard Steel Doors and Frames

SDI/DOOR A250.11 (2012) Recommended Erection Instructions for Steel Frames

UNDERWRITERS LABORATORIES (UL)

UL 10C (2016) UL Standard for Safety Positive Pressure Fire Tests of Door Assemblies

1.2 SUBMITTALS

Government approval is required for submittals with a "G" or "S" classification. Submittals not having a "G" or "S" classification are for Contractor Quality Control approval. Architect/Engineer approval is required for submittals marked with an "AE" designation. Submit the following in accordance with Section 01 33 00 SUBMITTAL PROCEDURES:

SD-02 Shop Drawings

Doors; G , AE

Frames; G , AE

SECTION 08 11 13 Page 2

Accessories

Schedule of Doors; G , AE

Schedule of Frames; G , AE

SD-03 Product Data

Doors; G , AE

Frames; G , AE

Accessories

Submit manufacturer's descriptive literature for doors, frames, and accessories. Include data and details on door construction, panel (internal) reinforcement, insulation, and door edge construction. When "custom hollow metal doors" are provided in lieu of "standard steel doors", provide additional details and data sufficient for comparison to SDI/DOOR A250.8 requirements.

SD-06 Test Reports

Sound Transmission Class Tests; G, AE

Outdoor-Indoor Transmission Class Tests; G, AE

1.3 DELIVERY, STORAGE, AND HANDLING

Deliver doors, frames, and accessories undamaged and with protective wrappings or packaging. Provide temporary steel spreaders securely fastened to the bottom of each welded frame. Store doors and frames on platforms under cover in clean, dry, ventilated, and accessible locations, with 1/4 inch airspace between doors. Remove damp or wet packaging immediately and wipe affected surfaces dry. Replace damaged materials with new.

PART 2 PRODUCTS

2.1 STANDARD STEEL DOORS

SDI/DOOR A250.8 , except as specified otherwise. Prepare doors to receive door hardware as specified in Section 08 71 00 DOOR HARDWARE. Undercut where indicated. Provide exterior doors with top edge closed flush and sealed to prevent water intrusion. Provide doors at 1-3/4 inch thick, unless otherwise indicated. Provide door material that uses a minimum of 25 percent recycled content.

2.1.1 Classification - Level, Performance, Model

2.1.1.1 Extra Heavy Duty Doors, 16 GA

SDI/DOOR A250.8 , Level 3, physical performance Level A, Model 2 with core construction as required by the manufacturer for indicated exterior doors, of size(s) and design(s) indicated. Where vertical stiffener cores are required, the space between the stiffeners must be filled with mineral board insulation.

SECTION 08 11 13 Page 3

2.2 SOUND RATED STEEL DOORS

Doors shall have a Sound Transmission Class (STC) and/or Outdoor-Indoor Transmission Class (OITC) as indicated on the drawings. Provide Sound Transmission Class Tests in accordance with ASTM E90 and ASTM E413 for assembly of identical materials and construction, as applicable. Provide Outdoor-Indoor Transmission Class Tests in accordance with ASTM E90 and ASTM E1332 for assembly of identical materials and construction, as applicable. Tested door is hung in frame as indicated and is fully operable with hardware and sound seals installed. Include laboratory and test method accreditation references.

The acoustical requirements of this Section apply to door assemblies with STC ratings of 35 and below and door assemblies with OITC ratings.

2.3 ACCESSORIES

2.3.1 Astragals

For pairs of exterior steel doors which will not have aluminum astragals or removable mullions, as specified in Section 08 71 00 DOOR HARDWARE provide overlapping steel astragals with the doors.

2.3.2 Moldings

Provide moldings around glass of interior and exterior doors and louvers of interior doors. Provide nonremovable moldings on outside of exterior doors and on corridor side of interior doors. Other moldings may be stationary or removable. Secure inside moldings to stationary moldings, or provide snap-on moldings.

2.3.3 Lites

Provide lite kits as indicated in door schedule. See Section 08 81 00 GLAZING for material. Locate bottom of glazed panel 43 inch maximum above finish floor. Locate fixed stop at exterior face integral to door.

Locate removable stop on interior face. Snap-in stops or stops secured with countersunk Phillip head machine screws. For fire-rated doors, provide label as required for opening. Provide fire-rated glass test as part of door assembly and labeled for intended opening.

2.4 INSULATION CORES

Provide insulating cores at all exterior doors and provide an apparent U-factor of .48 in accordance with SDI/DOOR 113 and conforming to:

a. Rigid Cellular Polyisocyanurate Foam: ASTM C591, Type I or II, foamed-in-place or in board form, with oxygen index of not less than 22 percent when tested in accordance with ASTM D2863; or

b. Rigid Polystyrene Foam Board: ASTM C578, Type I or II; or

c. Mineral board: ASTM C612, Type I.

2.5 STANDARD STEEL FRAMES

SDI/DOOR A250.8 , Level 3, except as otherwise specified. Form frames to sizes and shapes indicated, with welded corners. Provide steel frames for doors and mullions, unless otherwise indicated. Provide frame product

SECTION 08 11 13 Page 4 that uses a minimum of 25 percent recycled content.

2.5.1 Welded Frames

Continuously weld frame faces at corner joints. Mechanically interlock or continuously weld stops and rabbets. Grind welds smooth.

Weld frames in accordance with the recommended practice of the Structural Welding Code Sections 1 through 6, AWS D1.1/D1.1M and in accordance with the practice specified by the producer of the metal being welded.

2.5.2 Mullions and Transom Bars

Provide mullions and transom bars of closed or tubular construction with heads and jambs butt-welded together. Bottom of door mullions must have adjustable floor anchors and spreader connections.

2.5.3 Stops and Beads

Provide form and loose stops and beads from 20 gage steel. Provide for glazed and other openings in standard steel frames. Secure beads to frames with oval-head, countersunk Phillips self-tapping sheet metal screws or concealed clips and fasteners. Space fasteners approximately 12 to 16 inch on center. Miter molded shapes at corners. Butt or miter square or rectangular beads at corners.

2.5.4 Anchors

Provide anchors to secure the frame to adjoining construction. Provide steel anchors, zinc-coated not lighter than 18 gage.

2.5.4.1 Wall Anchors

Provide at least three anchors for each jamb. For frames which are more than 7.5 feet in height, provide one additional anchor for each jamb for each additional 2.5 feet or fraction thereof.

a. Masonry: Provide anchors of corrugated or perforated steel straps or 3/16 inch diameter steel wire, adjustable or T-shaped;

b. Stud partitions: Weld or otherwise securely fasten anchors to backs of frames. Design anchors to be fastened to closed steel studs with sheet metal screws, and to open steel studs by wiring or welding;

c. Completed openings: Secure frames to previously placed concrete or masonry with expansion bolts in accordance with SDI/DOOR 111 ; and

d. Solid plaster partitions: Secure anchors solidly to back of frames and tie into the lath. Provide adjustable top strut anchors on each side of frame for fastening to structural members or ceiling construction above. Provide size and type of strut anchors as recommended by the frame manufacturer.

2.5.4.2 Floor Anchors

Provide floor anchors drilled for 3/8 inch anchor bolts at bottom of each jamb member.

SECTION 08 11 13 Page 5

2.6 FIRE AND SMOKE DOORS AND FRAMES

Provide fire and smoke doors and frames in accordance with NFPA 80 and NFPA 105 and this specification.

2.6.1 Labels

Provide fire doors and frames bearing the label of Underwriters Laboratories (UL), Factory Mutual Engineering and Research (FM), or Warnock Hersey International (WHI) attesting to the rating required.

Testing must be in accordance with NFPA 252 or UL 10C . Provide labels that are metal with raised letters, bearing the name or file number of the door and frame manufacturer. Labels must be permanently affixed at the factory to frames and to the hinge edge of the door. Do not paint door and labels.

2.6.2 Oversized Doors

For fire doors and frames which exceed the size for which testing and labeling are available, furnish certificates stating that the doors and frames are identical in design, materials, and construction to a door which has been tested and meets the requirements for the class indicated.

2.6.3 Astragal on Fire and Smoke Doors

On pairs of labeled fire doors, conform to NFPA 80 and UL requirements.

On smoke control doors, conform to NFPA 105 .

2.7 EXTERIOR FRAMES

Provide thermal insulation in all exterior frames. Provide frames of a minimum Level 4, with frames of a minimum thickness of 0.067 inch, 14 gage.

2.8 HARDWARE PREPARATION

Drill and tap doors and frames to receive finish hardware. Prepare doors and frames for hardware in accordance with the applicable requirements of SDI/DOOR A250.8 and SDI/DOOR A250.6 . For additional requirements refer to ANSI/BHMA A156.115 . Drill and tap for surface-applied hardware at the project site. Build additional reinforcing for surface-applied hardware into the door at the factory. Punch door frames, with the exception of frames that will have weatherstripping or soundproof gasketing, to receive a minimum of two rubber or vinyl door silencers on lock side of single doors and one silencer for each leaf at heads of double doors. Set lock strikes out to provide clearance for silencers.

2.9 FINISHES

2.9.1 Factory-Primed Finish

Thoroughly clean all surfaces of doors and frames then chemically treat and factory prime with a rust inhibiting coating as specified in SDI/DOOR A250.8 . Where coating is removed by welding, apply touchup of factory primer.

2.9.2 Hot-Dip Zinc-Coated and Factory-Primed Finish

Fabricate exterior doors and frames from hot dipped zinc coated steel, alloyed type, that complies with ASTM A924/A924M and ASTM A653/A653M . The

SECTION 08 11 13 Page 6 coating weight must meet or exceed the minimum requirements for coatings having 0.4 ounces per square foot, total both sides, i.e., A40. Repair damaged zinc-coated surfaces by the application of zinc dust paint.

Thoroughly clean and chemically treat to insure maximum paint adhesion.

Factory prime as specified in SDI/DOOR A250.8 . Provide for exterior doors.

2.9.3 Electrolytic Zinc-Coated Anchors and Accessories

Provide electrolytically deposited zinc-coated steel in accordance with ASTM A879/A879M , Commercial Quality, Coating Class A. Phosphate treat and factory prime zinc-coated surfaces as specified in SDI/DOOR A250.8 .

2.10 FABRICATION AND WORKMANSHIP

Provide finished doors and frames that are strong and rigid, neat in appearance, and free from defects, waves, scratches, cuts, dents, ridges, holes, warp, and buckle. Provide molded members that are clean cut, straight, and true, with joints coped or mitered, well formed, and in true alignment. Dress exposed welded and soldered joints smooth. Design door frame sections for use with the wall construction indicated. Corner joints must be well formed and in true alignment. Conceal fastenings where practicable.

2.11 PROVISIONS FOR GLAZING

Materials are specified in Section 08 81 00, GLAZING.

PART 3 EXECUTION

3.1 INSTALLATION

3.1.1 Frames

Set frames in accordance with SDI/DOOR A250.11 . Plumb, align, and brace securely until permanent anchors are set. Anchor bottoms of frames with expansion bolts or powder-actuated fasteners. Build in or secure wall anchors to adjoining construction.

Solidly pack mineral wool insulation of 6 to 12 PCF behind frames as needed to meet STC rating indicated.

Adjust sound seals and door for full engagement of sound seals with no gaps or leaks when door is latched.

3.1.2 Doors

Hang doors in accordance with clearances specified in SDI/DOOR A250.8 .

After erection and glazing, clean and adjust hardware.

3.1.3 Fire and Smoke Doors and Frames

Install fire doors and frames, including hardware, in accordance with NFPA 80 . Install fire rated smoke doors and frames in accordance with NFPA 80 and NFPA 105 .

3.2 PROTECTION

Protect doors and frames from damage. Repair damaged doors and frames prior to completion and acceptance of the project or replace with new, as

SECTION 08 11 13 Page 7 directed. Wire brush rusted frames until rust is removed. Clean thoroughly. Apply an all-over coat of rust-inhibitive paint of the same type used for shop coat.

3.3 CLEANING

Upon completion, clean exposed surfaces of doors and frames thoroughly.

Remove mastic smears and other unsightly marks.

-- End of Section --

SECTION 08 11 13 Page 8

SECTION 08 31 00

ACCESS DOORS AND PANELS

05/17

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 D1.1/D1.1M (2020) Structural Welding Code - Steel

ASTM INTERNATIONAL (ASTM)

ASTM A1008/A1008M (2020) Standard Specification for Steel, Sheet, Cold-Rolled, Carbon, Structural, High-Strength Low-Alloy, High-Strength Low-Alloy with Improved Formability, Solution Hardened, and Bake Hardenable

ASTM A36/A36M (2019) Standard Specification for Carbon Structural Steel

ASTM A653/A653M (2020) Standard Specification for Steel Sheet, Zinc-Coated (Galvanized) or Zinc-Iron Alloy-Coated (Galvannealed) by the Hot-Dip Process

ASTM A666 (2015) Standard Specification for Annealed or Cold-Worked Austenitic Stainless Steel Sheet, Strip, Plate and Flat Bar

ASTM E413 (2016) Classification for Rating Sound Insulation

ASTM E90 (2009; R2016) Standard Test Method for Laboratory Measurement of Airborne Sound Transmission Loss of Building Partitions and Elements

MASTER PAINTERS INSTITUTE (MPI)

MPI 79 (2016) Primer, Alkyd, Anti-Corrosive for Metal

U.S. GREEN BUILDING COUNCIL (USGBC)

LEED ID+C Reference Guide (2016) USGBC LEED Reference Guide for Interior Design and Construction, v4

1.2 SUBMITTALS

Government approval is required for submittals with a "G" or "S"

SECTION 08 31 00 Page 1 classification. Submittals not having a "G" or "S" classification are for Contractor Quality Control approval. Architect/Engineer approval is required for submittals marked with an "AE" designation. Submit the following in accordance with Section 01 33 00 SUBMITTAL PROCEDURES:

SD-02 Shop Drawings

Access Doors And Panels; G , AE

SD-03 Product Data

Access Doors And Panels; G , AE

Hardware Including Locks and Keys; G , AE

Accessories; G , AE

SD-04 Samples

Finishes; G , AE

SD-06 Test Reports

STC ratings of Assemblies; G , AE

1.3 MISCELLANEOUS REQUIREMENTS

For access doors and panels provide the following:

1.3.1 Shop Drawings

For field assembled access doors and panels, provide plans, elevations, sections, and details for each type of access door and panel assembly.

Indicate frame, surface and edge construction, materials, and accessories. Indicate types of finished surfaces and details for panel edge conditions. Provide a door schedule with a unique number for each access door and panel, specific location in the project, location of hinges and hardware for each door. Indicate STC ratings of assemblies.

1.3.2 Product Data

For shop assembled access doors and panels, provide literature indicating sizes, types, frame and edge construction, finishes, hardware, accessories such as gaskets, seals and weatherstripping, and location of each door and panel in the project. Indicate STC ratings of assemblies. Provide details of adjoining work for each condition indicated.

1.3.3 Finish Samples

Submit two color charts from manufacturer's standard color and finish options for each type of frame and panel assembly finish indicated.

1.3.4 Test Reports

Provide Sound Transmission Class (STC) test reports for acoustical assemblies when tested in accordance with ASTM E90 and classified in accordance with ASTM E413.

SECTION 08 31 00 Page 2

1.4 PERFORMANCE REQUIREMENTS

1.4.1 Structural Requirements

Provide floor access assemblies to support live loads indicated for floors. Deflection must not exceed 1/180 of span.

1.4.2 Acoustical Requirements

Provide access panels with a minimum sound transmission class (STC) as needed to maintain STC rating of the wall. Provide gasketing in accordance with manufacturer's written recommendations.

1.4.3 Insulated Access Panels

Provide panels in a thickness as necessary to achieve a minimum R-value of R-10. Provide gasketing as necessary for an airtight installation.

1.4.4 Access Panels for Wet Areas

Provide panel assemblies that will be located in wet areas with corrosion resistant finishes and hardware and water resistant gasketing.

1.5 DELIVERY, STORAGE, AND PROTECTION

Protect from corrosion, deformation, and other types of damage. Store items in an enclosed area free from contact with soil and weather. Remove and replace damaged items with new items.

PART 2 PRODUCTS

2.1 RECYCLED CONTENT

Provide products with recycled content and provide certificates of compliance in accordance with Section 01 33 29 SUSTAINABILITY REPORTING.

2.2 SUSTAINABLE REQUIREMENTS

Products in this section need to be compliant with:

a. Credit Low-Emitting Materials, General Emissions Evaluation:

Building products must be tested and determined compliant in accordance with California Department of Public Health (CDPH) Standard Method v1.2–2017, using the office exposure scenario.

b. LEED Environmental Product Declarations (EPD).

c. LEED Sourcing of Raw Materials.

d. LEED Material Ingredient Optimization (HPD, CSR, Cradle to Cradle, and Declare).

e. See Section 01 33 29 SUSTAINABILITY REPORTING for additional information on requirements.

2.3 PERFORMANCE REQUIREMENTS

Products in this Section are required to report material qualities for TPC Building Product Disclosure Optimization credit MRc4 as outlined in the

SECTION 08 31 00 Page 3

LEED ID+C Reference Guide . Products that have either recycled content, are within 500 radial miles of the Project Site, have rapidly renewable content, or have FSC certified wood shall submit in accordance with PART 1 SUBMITTALS. Not all products in this Section are required to have this type of content.

2.4 MATERIALS

2.4.1 Steel Plates, Shapes, and Bars

Provide in accordance with ASTM A36/A36M.

2.4.2 Sheet Steel

Provide cold rolled steel sheet substrate in accordance with ASTM A1008/A1008M , Commercial Steel (CS), exposed.

2.4.3 Stainless Steel

Provide in accordance with ASTM A666, type 302 or 304.

2.4.4 Metallic Coated Steel Sheet

Provide in accordance with ASTM A653/A653M , Commercial Steel (CS), Type B;

with minimum G60 (Z180) or A60 (ZF180) metallic coating.

2.4.5 Hardware

Provide automatic closing devices. Provide latch releases operable from insides of doors.

2.4.6 Hinges

Provide concealed spring hinges, 175 degrees of opening, with removable hinge pins to allow removal of door panel from frame. Provide hinges of same steel as door and frame or in accordance with manufacturer's written recommendations. If providing non-continuous hinges, provide in numbers required to maintain alignment of door panel with frame. Provide coatings as necessary to permanently protect dissimilar metals from contact with one another; see Part 3 herein for more information.

2.4.7 Locks

Unless otherwise indicated, provide flush screwdriver operated cam lock.

Provide plastic sleeve or stainless steel bushings to protect holes in surface finishes for screwdriver to access lock.

2.4.8 Accessories

Provide anchors in size, number and location on four sides to secure access door to substrate. Provide anchors in types as recommended by manufacturer's written installation instructions for each substrate indicated. Provide shims, bushings, clips, gaskets, and other devices as necessary for a complete installation.

SECTION 08 31 00 Page 4

2.5 FABRICATION

2.5.1 Thickness, Size, Edges

Fabricate frames for access doors of steel not lighter than 16 gage with welded joints and anchorage for securing to adjacent construction. Unless noted otherwise on the drawings, provide doors a minimum of 24 by 24 inches and of not lighter than 16 gage steel, with stiffened edges and welded attachments. Provide with eased (lightly rounded) edges, without burrs, snags or sharpness and exposed welds ground smooth.

2.5.2 Welding

Provide in accordance with AWS D1.1/D1.1M .

2.6 ACCESS ASSEMBLY TYPES

Unless indicated otherwise, provide flush-face steel access doors and panels with steel frames and flanges.

2.6.1 Recessed Doors

Provide recessed access doors with gypsum wallboard bead flanges. Depth of door panel recess must accommodate the installed thickness of the finish material of the wall or ceiling assembly for a flush finished condition of the wall/ceiling and the access panel face. Reinforce panel and frame to prevent sagging.

2.6.2 Acoustical Doors

Manufacturer's standard assembly rated in accordance with acoustical requirements indicated herein. Acoustical insulating materials must have a flame spread rating of no more than 25.

2.6.3 Insulated Doors

Provide access door panels with 25 pounds per square inch density polystyrene or 5 pound per cubic foot density, chlorofluorocarbon (CFC) free, foamed urethane with a flame spread rating of no more than 25.

2.7 FINISHES

Field paint frames and panels to match wall and ceiling surfaces in which they occur. Provide exposed fastenings that approximately match the color and finish of the each material to which fastenings are applied.

PART 3 EXECUTION

3.1 PREPARATION

Field verify all measurements prior to fabrication. Verify access door locations and sizes provide required maintenance access to installed building services components. Protect existing construction and completed work from damage during installation.

3.2 GENERAL INSTALLATION REQUIREMENTS

Install items at locations indicated, in accordance with manufacturer's written instructions. Include materials and parts as necessary for a

SECTION 08 31 00 Page 5 complete installation of each item. Conceal fastenings where practicable. Poor matching of holes to fasteners is cause for rejection of the work.

3.3 ACCESS LOCATIONS

Install removable access panels directly below each valve, flow indicator, damper, air splitter or other utility requiring access that is located above ceilings, other than at acoustical panel ceilings, and that would otherwise not be accessible. Install access doors and panels permitting access to service valves, traps, dampers, cleanouts, and other mechanical, electrical and conveyor control items concealed in walls and partitions.

3.4 ACCESS LOCATIONS IN WET AREAS

When possible, avoid locating access panels in wet areas. When such locations cannot be avoided, provide moisture resistant assemblies as indicated in Part I herein.

3.5 FIELD PAINTING

Field painting primed access doors in accordance with the requirements of Section 09 90 00 PAINTS AND COATINGS.

3.6 DISSIMILAR MATERIALS

Where dissimilar metals are in contact, protect surfaces with a coating in accordance with MPI 79 to prevent galvanic or corrosive action.

3.7 ADJUSTMENT

Adjust hardware so that door panel opens freely. Adjust door when closed center door panel in frame.

3.8 ENVIRONMENTAL CONDITIONS

Do not paint surfaces when damp or exposed to weather, when surface temperature is below 45 degrees F or over 95 degrees F, unless approved by the Contracting Officer.

SECTION 08 31 00 Page 6

SECTION 08 33 23

OVERHEAD COILING DOORS

08/20

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 SOCIETY OF CIVIL ENGINEERS (ASCE)

ASCE 7-16 (2017; Errata 2018; Supp 1 2018) Minimum Design Loads and Associated Criteria for Buildings and Other Structures

AMERICAN SOCIETY OF HEATING, REFRIGERATING AND AIR-CONDITIONING

ENGINEERS (ASHRAE)

ASHRAE FUN IP (2017) Fundamentals Handbook, I-P Edition

AMERICAN SOCIETY OF MECHANICAL ENGINEERS (ASME)

ASME B29.400 (2001; (R 2008) (R 2013) (R 2018))

Combination, "H" Type Mill Chains, and Sprockets

ASTM INTERNATIONAL (ASTM)

ASTM A36/A36M (2019) Standard Specification for Carbon Structural Steel

ASTM A47/A47M (1999; R 2018; E 2018) Standard Specification for Ferritic Malleable Iron Castings

ASTM A53/A53M (2020) Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless

ASTM A153/A153M (2016a) Standard Specification for Zinc Coating (Hot-Dip) on Iron and Steel Hardware

ASTM A307 (2014; E 2017) Standard Specification for Carbon Steel Bolts, Studs, and Threaded Rod 60 000 PSI Tensile Strength

ASTM A653/A653M (2020) Standard Specification for Steel Sheet, Zinc-Coated (Galvanized) or Zinc-Iron Alloy-Coated (Galvannealed) by the Hot-Dip Process

ASTM A666 (2015) Standard Specification for Annealed or Cold-Worked Austenitic Stainless Steel

SECTION 08 33 23 Page 1

Sheet, Strip, Plate and Flat Bar

ASTM A780/A780M (2020) Standard Practice for Repair of Damaged and Uncoated Areas of Hot-Dip Galvanized Coatings

ASTM A924/A924M (2020) Standard Specification for General Requirements for Steel Sheet, Metallic-Coated by the Hot-Dip Process

ASTM B221 (2014) Standard Specification for Aluminum and Aluminum-Alloy Extruded Bars, Rods, Wire, Profiles, and Tubes

ASTM E84 (2020) Standard Test Method for Surface Burning Characteristics of Building Materials

ASTM E330/E330M (2014) Structural Performance of Exterior Windows, Doors, Skylights and Curtain Walls by Uniform Static Air Pressure Difference

ASTM F568M (2007) Standard Specification for Carbon and Alloy Steel Externally Threaded Metric Fasteners

DOOR AND ACCESS SYSTEM MANUFACTURERS ASSOCIATION (DASMA)

ANSI/DASMA 108 (2017) Standard Method for Testing Sectional Garage Doors, Rolling Doors and Flexible Doors: Determination of Structural Performance Under Uniform Static Air Pressure Difference

NATIONAL ELECTRICAL MANUFACTURERS ASSOCIATION (NEMA)

NEMA ICS 1 (2000; R 2015) Standard for Industrial Control and Systems: General Requirements

NEMA ICS 2 (2000; R 2005; Errata 2008) Industrial Control and Systems Controllers, Contactors, and Overload Relays Rated 600 V

NEMA ICS 6 (1993; R 2016) Industrial Control and Systems: Enclosures

NEMA MG 1 (2018) Motors and Generators

NEMA ST 1 (1988; R 1994; R 1997) Specialty Transformers (Except General Purpose Type)

NATIONAL FIRE PROTECTION ASSOCIATION (NFPA)

NFPA 70 (2020; ERTA 20-1 2020; ERTA 20-2 2020; TIA

20-1; TIA 20-2; TIA 20-3; TIA 20-4)

National Electrical Code

SECTION 08 33 23 Page 2

U.S. GREEN BUILDING COUNCIL (USGBC)

LEED ID+C Reference Guide (2016) USGBC LEED Reference Guide for Interior Design and Construction, v4

UNDERWRITERS LABORATORIES (UL)

UL 325 (2017; Reprint Feb 2020) UL Standard for Safety Door, Drapery, Gate, Louver, and Window Operators and Systems

1.2 SUBMITTALS

Government approval is required for submittals with a "G" or "S" classification. Submittals not having a "G" or "S" classification are for Contractor Quality Control approval. Architect/Engineer approval is required for submittals marked with an "AE" designation. Submit the following in accordance with Section 01 33 00 SUBMITTAL PROCEDURES:

SD-02 Shop Drawings

Overhead Coiling Doors; G , AE

Counterbalancing Mechanism; G , AE

Electric Door Operators; G , AE

Bottom Bars; G , AE

Guides; G , AE

Mounting Brackets; G , AE

Hood; G , AE

Installation Drawings; G , AE

SD-03 Product Data

Overhead Coiling Doors; G , AE

Hardware; G , AE

Counterbalancing Mechanism; G , AE

Electric Door Operators; G , AE

Recycled content for steel curtain slats; S

SD-05 Design Data

Overhead Coiling Doors; G , AE

SD-10 Operation and Maintenance Data

Operation and Maintenance Manuals, Data Package 2; G , AE

SD-11 Closeout Submittals

SECTION 08 33 23 Page 3

Warranty; G , AE

1.3 QUALITY CONTROL

1.3.1 Warranty

Furnish a written guarantee that the helical spring and counterbalance mechanism are free from defects in material and workmanship for not less than two years after completion and acceptance of the project.

Warrant that upon notification by the Government, any defects in material, workmanship, and door operation are immediately correct within the same time period covered by the guarantee, at no cost to the Government.

1.3.2 Operation And Maintenance Submittals

Submit 6 copies of the operation and maintenance manuals 30 calendar days prior to testing the Overhead Coiling Door Assemblies. Update and resubmit data for final approval no later than 30 calendar days prior to cContract completion.

Submit Operation and Maintenance Manuals for Overhead Coiling Door Assemblies, including the following items:

Electric Door Operators

Hood

Counterbalancing Mechanism

Painting

Provide operation and maintenance manuals which are consistent with manufacturer's standard brochures, schematics, printed instructions, operating procedures, and safety precautions.

1.4 DELIVERY, STORAGE, AND HANDLING

Deliver doors to the jobsite wrapped in a protective covering with the brands and names clearly marked thereon. Store doors in an adequately ventilated dry location that is free from dirt and dust, water, or other contaminants. Store in a manner that permits easy access for inspection and handling. Handle doors carefully to prevent damage. Remove damaged items that cannot be restored to like-new condition and provide new items.

PART 2 PRODUCTS

2.1 SYSTEM DESCRIPTION

Provide overhead coiling doors with interlocking slats, complete with anchoring and door hardware, guides, hood, and operating mechanisms, and designed for use on openings as indicated. Doors must be spring counterbalanced, rolling type, and designed for use on exterior openings, as indicated. Doors must be operated by electric-power with auxiliary hand chain operation. Doors to be surface-mounted type with guides at jambs set back a sufficient distance to provide a clear opening when door is in open position. Mount exterior doors as indicated on interior face of walls.

SECTION 08 33 23 Page 4

2.1.1 Design Requirements

2.1.1.1 Door Detail Shop Drawings

Provide installation drawings for door assemblies which show: elevations of each door type, shape and thickness of materials, finishes, details of joints and connections, details of guides and fittings, rough opening dimensions, location and description of hardware, anchorage locations, and counterbalancing mechanism and door operator details. Show locations of replaceable fusible links on wiring diagrams for power, signal and controls. For motor-operated doors include supporting brackets for motors, location, type, and ratings of motors, and safety devices.

Include a schedule showing the location of each door with the drawings.

2.1.2 Performance Requirements

2.1.2.1 Wind Loading

Design and fabricate door assembly to withstand the wind loading pressure as indicated on the structural drawings in accordace with ANSI/DASMA 108 .

Provide test data showing compliance with ASTM E330/E330M . Sound engineering principles may be used to interpolate or extrapolate test results to door sizes not specifically tested. Ensure that the complete assembly meets or exceeds the requirements of ASCE 7-16 .

2.1.2.2 Operational Cycle Life

Design all portions of the door, hardware and operating mechanism that are subject to movement, wear, or stress fatigue to operate through a minimum number of 10 cycles per day. One complete cycle of door operation is defined as when the door is in the closed position, moves to the fully open position, and returns to the closed position.

2.2 SUSTAINABLE REQUIREMENTS

Products in this section need to be compliant with:

a. Credit Low-Emitting Materials, General Emissions Evaluation:

Building products must be tested and determined compliant in accordance with California Department of Public Health (CDPH) Standard Method v1.2–2017, using the office exposure scenario.

b. LEED Environmental Product Declarations (EPD).

c. LEED Sourcing of Raw Materials.

d. LEED Material Ingredient Optimization (HPD, CSR, Cradle to Cradle, and Declare).

e. See Section 01 33 29 SUSTAINABILITY REPORTING for additional information on requirements.

2.3 PERFORMANCE REQUIREMENTS

Products in this Section are required to report material qualities for TPC Building Product Disclosure Optimization credit MRc4 as outlined in the LEED ID+C Reference Guide . Products that have either recycled content, are within 500 radial miles of the Project Site, have rapidly renewable content, or have FSC certified wood shall submit in accordance with PART 1

SECTION 08 33 23 Page 5

SUBMITTALS. Not all products in this Section are required to have this type of content.

2.4 COMPONENTS

2.4.1 Overhead Coiling Doors

2.4.1.1 Curtain Materials and Construction

Provide curtain slats fabricated from Grade A steel sheets conforming to ASTM A653/A653M , with the additional requirement of a minimum yield point of 33,000 psi. Provide 18 gauge sheets, Grade 40 steel with galvanized steel zinc coating in conformance with ASTM A653/A653M and ASTM A924/A924M .

Provide steel curtain slats containing a minimum of 20 percent recycled content. Submit data identifying percentage of recycled content for steel curtain slats.

Fabricate doors from interlocking cold-rolled slats, with section profiles as specified, designed to withstand the specified wind loading. Ensure the provided slats are continuous without splices for the width of the door.

Provide slats filled with manufacturer's standard thermal insulation, complying with the maximum flame-spread and smoke-developed indexes of 75 and 450, respectively, according to ASTM E84. Enclose the insulation completely within the slat faces on the interior surface of the slats.

2.4.1.2 Insulated Curtains

Form curtains from manufacturer's standard shapes of interlocking slats.

Supply a slat system with a minimum R-value of 8 when calculated in accordance with ASHRAE FUN IP . Slats to consist of a urethane core not less than 11/16 inch thick, completely enclosed within metal facings.

Slat steel thickness as required by the size of the door to meet specified performance requirements. The insulated slat assembly requires a flame spread rating of not more than 25 and a smoke development factor of not more than 50 when tested in accordance with ASTM E84.

2.4.1.3 Curtain Bottom Bar

Install curtain bottom bars as pairs of angles or using extrusions from the manufacturer's standard steel, stainless and aluminum extrusions not less than 2.0 by 2.0 inches by 0.188 inch. Do not use aluminum on doors more than 16 feet wide. Ensure steel extrusions conform to ASTM A36/A36M.

Stainless steel extrusions conforming to ASTM A666, Type 304. Aluminum extrusions conforming to ASTM B221. Galvanize angles and fasteners in accordance with ASTM A653/A653M and ASTM A924/A924M . Coat welds and abrasions with paint conforming to ASTM A780/A780M .

Provide two minimum 2 inch by 2 inch by 1/8 inch structural steel angles.

2.4.1.4 Endlocks (and Windlocks)

Provide endlocks of Grade B cast steel conforming to ASTM A47/A47M, galvanized in accordance with ASTM A153/A153M . Secure locks at every other curtain slat.

SECTION 08 33 23 Page 6

2.4.1.5 Weather Stripping

Provide a hood baffle inside the hood that is a minimum 1/16 inch thick sheet of vinyl, neoprene rubber or equivalent. Provide guide weather stripping that is a minimum 1/16 inch thick sheet of vinyl, neoprene rubber, or equivalent.

Provide bottom bar weather-stripping that is a minimum 1/16 inch thick sheet of vinyl, neoprene rubber, or equivalent.

2.4.1.6 Locking Devices

Ensure that the slide bolt engages through slots in tracks for locking by padlock, located on both left and right jamb sides, operable from coil side.

Provide a locking device assembly which includes cylinder lock, operating handle, cam plate, and adjustable locking bars to engage through slots in tracks.

2.4.1.7 Safety Interlock

Equip power-operated doors with a safety interlock switch to disengage power supply when the door is locked, or provide an operator with an internal lock sensing device to prevent the door opening when the door is locked.

2.4.2 Hardware

Ensure that all hardware conforms to ASTM A153/A153M , ASTM A307, and

ASTM F568M.

2.4.2.1 Guides

Fabricate curtain jamb guides from the manufacturer's standard angles or channels of same material and finish as curtain slats unless otherwise indicated. Provide guides with sufficient depth or incorporate a steel locking bar to retain the curtain in place under the wind pressure specified. Ensure curtain operates smoothly. Slot bolt holes for track adjustment. Securely attach guides to adjoining construction with not less than 3/8 inch diameter bolts, spaced near each end and not over 30 inches apart.

Ensure guides are roll-formed steel channel bolted to angle or structural grade, three angle assembly of steel to form a slot of sufficient depth to retain curtains in guides to achieve 20 psf windload standard. Guides may be provided with integral windlock bars and removable bottom bar stops.

2.4.2.2 Hood

Provide a hood with a minimum 24-gauge galvanized sheet metal, flanged at top for attachment to header and flanged at bottom to provide longitudinal stiffness. The hood encloses the curtain coil and counterbalance mechanism.

2.4.3 Counterbalancing Mechanism

Counterbalance doors by means of manufacturer's standard mechanism with an adjustable-tension, steel helical torsion spring mounted, around a steel

SECTION 08 33 23 Page 7 shaft and contained in a spring barrel connected to top of curtain with barrel rings. Use grease-sealed or self-lubricating bearings for rotating members.

2.4.3.1 Brackets

Provide the manufacturer's standard mounting brackets with one located at each end of the counterbalance barrel conforming to ASTM A36/A36M.

Provide brackets of hot-rolled steel.

Brackets will be of 3/16 inch minimum thick steel plates, with permanently sealed ball bearings. Designed to enclose ends of coil and provide support of counterbalance pipe at each end.

2.4.3.2 Counterbalance Barrels

Curtain must roll up on a barrel supported at head of opening on brackets and be balanced by a torsion spring system in the barrel. Fabricate spring barrel of manufacturer's standard hot-formed, structural-quality, welded or seamless carbon-steel pipe, conforming to ASTM A53/A53M or equivalent. Ensure the barrel is of sufficient diameter and wall thickness to support rolled-up curtain without distortion of slats. Limit barrel deflection to not more than 0.03 inch per foot of span under full load.

a. Barrel

Provide steel pipe capable of supporting curtain load with maximum deflection of 0.03 inches per foot of width.

b. Spring Balance

Provide an oil-tempered, heat-treated steel helical torsion spring assembly designed for proper balance of door. Ensure that effort to operate manually operated units does not exceed 25 lbs. At least 80 percent of the door weight must be counterbalanced at any position.

Provide wheel for applying and adjusting spring torque.

2.4.4 Electric Door Operators

Provide electrical wiring and door operating controls conforming to the applicable requirements of NFPA 70 and UL 325 . The door manufacturer must furnish automatic control and safety devices, including extra flexible type SO cable and spring-loaded automatic takeup reel or equivalent device, as required for proper operation of the doors. Conduit, wiring, and mounting of controls are specified in Section 26 20 00 INTERIOR

DISTRIBUTION SYSTEM.

Electric door-operator assemblies need to be the sizes and capacities recommended and provided by the door manufacturer for specified doors.

Furnish complete assemblies with electric motors and factory-prewired motor controls, starter, gear reduction units, solenoid-operated brakes, clutch, remote-control stations, manual or automatic control devices, and accessories as required for proper operation of the doors.

Design the operators so that motors may be removed without disturbing the limit-switch adjustment and affecting the emergency…