1795.07 - Basement Div. 12 Specifications.pdf

VA 640-23-108 Renovation and Expansion of SPS

VAPAHCS – Palo Alto, CA

Final Bid Documents

01-01-21

12 31 00 - 1

MANUFACTURED METAL CASEWORK

SECTION 12 31 00

MANUFACTURED METAL CASEWORK

PART 1 - GENERAL

1.1 DESCRIPTION

A. This section specifies metal casework, VA standard cabinets and related accessories, including base cabinets, wall cabinets, and full height cabinets.

1.2 RELATED WORK

A. Section 07 92 00, JOINT SEALANTS: Sealants.

B. Section 09 06 00, SCHEDULE OF FINISHES: Color of Casework Finish.

C. Section 09 22 16, NON-STRUCTURAL METAL FRAMING: Backing Plates for Wall

Mounted Casework.

D. Section 09 65 13, RESILIENT BASE AND ACCESSORIES: Resilient Base.

E. Section 12 32 00, MANUFACTURED WOOD CASEWORK Standard Manufactured Wood

Casework.

F. Section 12 36 00, COUNTERTOPS: Countertop Construction and Materials and Items Installed in Countertops.

G. Division 22, PLUMBING: Plumbing Requirements Related to Casework:

H. Division 26, ELECTRICAL: Electrical Lighting and Power Requirements

Related to Casework.

1.3 QUALITY ASSURANCE

A. Approval by Contracting Officer Representative (COR) is required of manufacturer and installer based upon certification of qualifications specified.

B. Manufacturer’s Qualifications:

1. Manufacturer is regularly engaged in design and manufacture of metal of scope and type similar to requirements of this project for a period of not less than five (5) years.

2. Manufacturer has successfully completed at least three (3) projects of scope and type similar to requirements of this project.

3. Submit manufacturer’s qualifications and list of projects.

C. Installer Qualifications:

1. Installer has completed at least three (3) projects in least five (5) years in which these products were installed.

2. Submit installer qualifications.

Final Bid Documents

01-01-21

12 31 00 - 2

MANUFACTURED METAL CASEWORK

1.4 SUBMITTALS

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

DATA, AND SAMPLES.

B. Certificates:

1. Manufacturer's Certificate of qualifications specified.

2. Certificate of installer’s qualifications specified.

C. Manufacturer's Literature and Data:

1. Brochures showing name and address of manufacturer, and catalog or model number of each item incorporated into the work.

2. Manufacturer's illustration and detailed description.

3. List of deviations from contract specifications.

4. Locks, each kind.

D. Shop Drawings (1/2 Full Scale):

1. Showing details of casework construction, including kinds of materials and finish, hardware, accessories and relation to finish of adjacent construction, including specially fabricated items or components.

2. Fastenings and method of installation.

3. Location of service connections and access.

E. Samples:

1. Metal plate, 152 mm (6 inch) square, showing chemical resistant finish, in each color.

2. One (1) complete casework assembly, including base and wall cabinet(s) with drawers and doors.

F. Manufacturer’s warranty.

1.5 WARRANTY

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

Construction”.

B. Manufacturer Warranty: Manufacturer shall warranty their wood casework for a minimum of five (5) years from date of installation and final acceptance by the Government. Submit manufacturer warranty.

1.6 APPLICABLE PUBLICATIONS

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

B. American Society for Testing and Materials (ASTM):

A36/A36M-19.............Carbon Structural Steel

Final Bid Documents

01-01-21

12 31 00 - 3

MANUFACTURED METAL CASEWORK

A240/A240M-20...........Chromium and Chromium-Nickel Stainless Steel

Plate, Sheet, and Strip for Pressure Vessels and for General Applications

A283/A283M-18...........Low and Intermediate Tensile Strength Carbon

Steel Plates

A568/A568M-19a..........Steel, Sheet, Carbon and High-Strength, Low-

Alloy Hot-Rolled and Cold-Rolled, General

Requirements

A794/A794M-18...........Standard Specification for Commercial Steel

(CS), Sheet, Carbon (0.16% Maximum to 0.25%

Maximum) Cold Rolled

B456-17.................Electrodeposited Coatings of Copper Plus Nickel

Plus Chromium and Nickel Plus Chromium

C1036-16................Flat Glass

C1048-18................Heat-Strengthened and Fully Tempered Flat Glass

C1172-19................Laminated Architectural Flat Glass

C. American National Standard Institute:

Z97.1-2015..............Safety Glazing Material used In Buildings

D. Builders Hardware Manufacturers Association (BHMA):

A156.1-16...............Butts and Hinges

A156.5-20...............Auxiliary Locks and Associated Products

A156.9-15...............Cabinet Hardware

A156.11-19..............Cabinet Locks

A156.16-18..............Auxiliary Hardware

E. American Welding Society (AWS):

D1.1/D1.1M-20...........Structural Welding Code Steel

D1.3/D1.3M-18...........Structural Welding Code Sheet Steel

F. National Association of Architectural Metal Manufacturers (NAAMM):

AMP 500 Series..........Metal Finishes Manual

G. U.S. Department of Commerce, Product Standard (PS):

PS 1-09.................Construction and Industrial Plywood

H. Underwriters Laboratories Inc. (UL):

325-17..................Door, Drapery, Gate, Louver, and Window

Operators and Systems

437-13..................Key Locks

I. Federal Specifications (Fed. Spec.):

Final Bid Documents

01-01-21

12 31 00 - 4

MANUFACTURED METAL CASEWORK

A-A-55615...............Shield, Expansion; Nail Expansion (Wood Screw and Lag Bolt Self-Threading Anchors)

J. Scientific Equipment and Furniture Association (SEFA):

2.3-10..................Installation of Scientific Laboratory Furniture and Equipment

PART 2 - PRODUCTS

2.1 MATERIALS

A. Sheet Steel:

1. ASTM A794/A794M, cold rolled, Class 1 finish, stretcher leveled.

2. Other types of cold rolled steel meeting requirements of

ASTM A568/A568M are acceptable for concealed parts.

B. Structural Steel: ASTM A283/A283M or ASTM A36/A36M.

C. Stainless Steel: ASTM A240/A240M, Type 302B.

D. Plywood:

1. Prod. Std. PS 1, seven ply, interior.

2. Where both sides are exposed, use Grade AA.

3. Grade AB for other uses.

E. Fasteners:

1. Exposed to View: Chrome plated steel or stainless steel, or finished to match adjacent surface.

2. Provide round head or countersunk fasteners where exposed in cabinets.

3. Expansion Bolts: Fed Spec. A-A-55615. Do not provide lead or plastic shields.

4. Nuts: Fed Spec FF-N-836. Type III, Style 15 where exposed.

5. Sex Bolts: Capable of supporting twice the load.

2.2 MANUFACTURED PRODUCTS

A. When two (2) or more units are required, use products of one (1) manufacturer.

B. Manufacturer of casework assemblies is to assume complete responsibility for the final assembled unit.

C. Provide products of a single manufacturer for parts which are alike.

2.3 CASEWORK FABRICATION

A. General:

1. Welding: Comply with AWS Standards D1.1/D1.1M and D1.3/D1.3M.

2. Reinforce with angles, channels, and gussets to support intended loads, notch tightly, fit and weld joints.

Final Bid Documents

01-01-21

12 31 00 - 5

MANUFACTURED METAL CASEWORK

3. Constructed of sheet steel, except where reinforcing required.

B. Minimum Steel Thickness:

Thickness Steel Description

0.89 mm (0.035 inch) (20 gage)

Drawer fronts, backs, bodies, closure plates or scribe and filler strips less than 75 mm (3 inches) wide, sloping top, shelf reinforcement channel and shelves. Toe space or casework soffits and ceilings under sloping tops.

1.20 mm (0.047 inch) (18 gage)

Base pedestals, casework top sides, back, and bottom panels, closure scribe and filler strips 75 mm

(3 inches) or more. Reinforcement for drawers with locks. Tables legs, spreaders and stretchers, when fabricated of cold rolled tubing. Metal for desks;

except legs and aprons. Door exterior and interior panels, flush or glazed. Cross rails of base units.

Front bottom rails, back bottom rails; rails may be

1.49 mm (0.059 inch) (16 gage) thick. Uprights or posts. Top corner gussets.

1.49 mm (0.059 inch) (16 gage)

Aprons, apron division, reinforcing gussets, table legs, desk legs and aprons, spreaders and stretchers when formed without welding. Toe base gussets, drawer slides, and other metal work. Front top rails and back rails except top back rails may be 1.2 mm (0.047 inch) (18 gage) thick.

1.88 mm (0.074 inch) (14 gage)

Drawer runners door tracks.

2.64 mm (0.104 inch) (12 gage)

Base unit bottom corner gussets and leg sockets.

3 mm

(0.12 inch)

(11 gage)

Reinforcement for hinge reinforcement inside doors and cabinets.

C. Casework Construction:

1. Welded assembly.

2. Fabricate with enclosed uprights or posts full height or width at front. Include sides, backs, bottoms, soffits, ceilings under sloping tops, headers and rail, assembled to form an integral unit.

3. Form sides to make rabbeted stile, 19 to 28 mm (3/4 to 1-1/8 inch) wide, closed by channel containing shelf adjustment slots.

4. Make bottom of walls units flush, double panel construction.

5. Make top and cross rails of "U" shaped channel.

6. Provide enclosed backs and bottoms in cabinets, including drawer units.

Final Bid Documents

01-01-21

12 31 00 - 6

MANUFACTURED METAL CASEWORK

7. Provide finish panel on exposed cabinet backs.

8. Do not install screws and bolts in construction or assembly of casework, except to secure hardware, applied door stops, accessories, removable panels, and where casework is required to be fastened, end to end or back to back.

9. Fabricate casework, except benches, and desks with finished end panels.

10. Close flush exposed soffits of wall hung shelving, knee spaces in counters, and toe spaces at bases.

11. In base units with sinks provide one (1) piece, lowered backs.

12. In base units with doors provide removable backs.

13. Provide built-in raceways or tubular or channel shaped members of casework for installation of wiring and electric work.

a. Mount junction boxes on rear of cabinets.

b. Provide electric work in accordance with Division 26, ELECTRICAL.

14. Provide reinforcing for hardware.

15. Size Dimensions:

a. Use dimensions shown on construction documents or within tolerances specified.

b. Tolerance:

Type of

Cabinet

Depth Nominal Dim

(mm (inch))

Plus

Tolerance

(mm (inch))

Minus

Tolerance

(mm (inch))

- Depth 305 (12) 1 (25) 0 (0)

- Width - 0 (0) 1 (25)

Wall

Hung

Cabinet

Height - 1 (25) 1 (25)

Counter

Mounted

Cabinet

Height - 1 (25) 1 (25)

Floor

Standing

Cabinet

Height - 1 (25) 0 (0)

1) Full height cabinets shown on construction documents are to be the same height back to back.

2) Manufacturer's Tolerance for the same Length, Depth or Height of Cabinet: Not to exceed 1.58 mm (0.0625 inches).

D. Base Pedestals:

Final Bid Documents

01-01-21

12 31 00 - 7

MANUFACTURED METAL CASEWORK

1. Provide adjustable leveling bolts accessible through stainless steel plugs, or notch in the base concealed when resilient base is applied.

2. Except where flush metal base is shown on construction documents, provide toe space at front recessed 76 mm (3 inches).

E. Doors:

1. Hollow metal type, flush and glazed doors not less than 16 mm

(5/8 inch) thick.

2. Fabricate flush metal doors of two (2) panels formed into pans with corners welded and ground smooth. Provide flush doors with a sound deadening core.

3. Fabricate glazed metal doors with reinforced frame and construct either from one (1) piece of steel, or have separate stiles and rails mitered and welded at corners, and welds ground smooth.

a. Secure removable glazing members with screws to back of doors.

b. Install glass in rubber or plastic glazing channels.

4. Provide sheet steel hinge reinforcement inside doors.

5. Sliding doors: Provide stops to prevent bypass.

6. Doors removable without use of tools except where equipped with locks.

F. Drawers:

1. Drawer fronts to be flush hollow metal type not less than 16 mm

(5/8 inch) thick with sound deadening core. Fabricate of two (2) panels formed into pans. Weld and grind smooth corners of drawer fronts.

2. Form bodies from one (1) piece of steel, weld to drawer front.

3. Provide reinforcement for locks and provide rubber bumpers at both sides of drawer head to cushion closing.

4. Equip with roller suspension guides.

G. Sloping Tops:

1. Provide sloping tops for casework where shown on construction documents.

2. Where ceilings interfere with installation of sloping tops. Provide filler plates as specified.

3. Omit sloping tops or filler plates whenever a gypsum wall board bulkhead assembly is furred down to top face of casework.

4. Provide exposed ends of sloping tops with flush closures.

Final Bid Documents

01-01-21

12 31 00 - 8

MANUFACTURED METAL CASEWORK

5. Fasten sloping tops with sheet metal screws inserted from cabinet interior; space fastener as recommended by manufacturer.

H. Shelves:

1. Capable of supporting an evenly distributed minimum load of

122 kg per square meter (25 pounds per square foot) without visible distortion.

2. Flange shelves down 19 mm (3/4 inch) on edges, with front and bearing edges flanged back 13 mm (1/2 inch).

3. For shelves over 1067 mm (42 inches) in length and over 305 mm

(12 inches) in depth install 38 mm by 13 mm by 0.9 mm

(1 1/2 x 1/2 x 0.0359 inch) thick sheet steel hat channel reinforcement welded to underside midway between front and back and extending full length of shelf.

4. Weld shelves to metal back and ends unless shown on construction documents as adjustable.

5. Provide means of positive locking shelf in position, and to permit adjustment without use of tools.

6. At pharmacy with sloping shelf, provide 13 mm (1/2 inch) wide clear acrylic plastic raised edge, 3 mm (1/8 inch) thick, secured to front edge of shelf.

I. Closures and Filler Strips at Pipe Spaces:

1. Flat steel strips or plates.

2. Openings less than 203 mm (8 inches) wide: 1.2 mm (0.047 inch) thick.

3. Openings more than 203 mm (8 inches wide 0.9 mm (0.359 inches) wide.

2.4 HARDWARE

A. Factory installed.

B. Exposed hardware, except as specified otherwise, satin finished chromium plated brass or nickel plated brass or anodized aluminum.

C. Cabinet Locks:

1. Where locks are shown on construction documents.

2. Locked pair of hinged door over 915 mm (36 inches) high:

a. ANSI/BHMA A156.5, similar to E0261, Key one (1) side.

b. On active leaf use three (3) point locking device, consisting of two (2) steel rods and lever controlled cam at lock, to operate by lever having lock cylinder housed therein.

c. On inactive leaf provide dummy lever of same design.

Final Bid Documents

01-01-21

12 31 00 - 9

MANUFACTURED METAL CASEWORK

d. Provide keeper holes for locking device rods and cam.

3. Door and Drawer: ANSI/BHMA A156.11 cam locks. Provide one (1) type for each condition as follows:

a. Drawer and Hinged Door up to 915 mm (36 inches) high: E07261.

b. Drawer and Hinged Door: Pin-tumbler, cylinder type lock with not less than four (4) pins or a UL 437 rated wafer lock with brass working parts and case.

c. Sliding Door: E07161.

4. Key locks differently for each type casework and master key for each service, such as Nursing Units, Administrative,.

a. Key drug locker inner door different from outer door.

b. Furnish two (2) keys per lock.

c. Furnish six (6) master keys per service or Nursing Unit.

5. Marking of Locks and Keys:

a. Name of manufacturer, or trademark which can readily be identified legibly marked on each lock and key change number marked on exposed face of lock.

b. Key change numbers stamped on keys.

c. Key change numbers to provide sufficient information for manufacturer to replace key.

D. Cabinet Hardware: ANSI BHMA A156.9.

1. Door/Drawer Pulls: B02011.

a. One (1) for drawers up to 584 mm (23 inches) wide.

b. Two (2) for drawers over 584 mm (23 inches) wide.

c. Sliding door flush pull, each door: B02201.

d. Provide drawer and door pulls of a design that can be operated with a force of 22.2 N (5 pounds) or less, with one (1) hand and not require tight grasping, pinching or twisting of the wrist.

2. Door in seismic zones: B03352.

a. Do not provide thumb latch on doors equipped with three (3) point locking device.

b. Provide lever operated two (2) point latching device on paired doors over 915 mm (36 inches) high if three (3) point locking or latching device is not used.

3. Cabinet Door Catch:

a. Install at bottom of wall cabinets, top of base cabinets and top and bottom of full height cabinet doors over 1220 mm (48 inches).

Final Bid Documents

01-01-21

12 31 00 - 10

MANUFACTURED METAL CASEWORK

b. Omit on doors with locks.

4. Drawer Slides:

a. Provide B05051 for drawers over 152 mm (6 inches) deep.

b. Provide B05052 for drawers 76 to 152 mm (3 to 6 inches) deep.

c. Provide B05053 for drawers less than 76 mm (3 inches) deep.

5. Butt Hinges:

a. B01351, minimum 1.8 mm (0.072 inch) thick chrome plated steel leaves.

b. Minimum 3.5 mm (0.139 inch) diameter stainless steel pins.

c. Full mortise type, five (5) knuckle design with 63 mm

(2 1/2 inch) high leaves and hospital type tips.

d. Two (2) hinges per door except use three (3) hinges on doors

1220 mm (48 inches) and more in height. Use stainless steel leaves for tilting bin doors.

e. Do not weld hinges to doors or cabinets.

6. Pivot hinges: ANSI/BHMA A156.1 A875B.

7. Shelf Supports:

a. Install in casework where adjustable shelves are noted on construction documents.

b. Adjustable Shelf Standards: B04061 with shelf rest B04081.

c. Vertical Slotted Shelf Standard: B04102 with shelf brackets

B04112 sized for shelf depth.

8. Sliding Doors:

a. Doors supported by two (2) ball bearing bronze or nylon rollers or sheaves riding on a stainless steel track.

b. Sliding Door Tracks: B07093. Plastic tracks not acceptable.

c. Doors restrained by a nylon, polyvinylchloride, or stainless steel guide at opposite end.

9. Auxiliary Hardware: ANSI A156.16.

10. Door silencers: LO3011 or LO3031.

a. Install two (2) rubber bumpers each door.

b. Silencers set near top and bottom of jamb.

11. Closet Bar: L03131 chrome finish of required length.

2.5 METAL FINISHES

A. Comply with NAAMM AMP 500 series and as specified.

B. Steel Cabinets including Closures and Filler Strips:

1. Acid resisting finish except hardware and stainless steel.

Final Bid Documents

01-01-21

12 31 00 - 11

MANUFACTURED METAL CASEWORK

2. After fabrication of cabinet submerge in a degreasing bath, and thoroughly rinse to remove dirt and grease, and other foreign matter.

3. Apply non-metallic phosphate coating, then finish with baked-on acid resisting enamel not less than 1 mil (0.001 inch) thick.

4. Finish resistant to action of the following reagents when 0.5 cm3

(10 drops) are applied to the surface and left open to the atmosphere for period of one (1) hour.

REAGENTS

Hydrochloric Acid 37 percent Ethyl Alcohol

Phosphoric Acid 75 percent Methylethyl Keytone

Sulfuric Acid 25 percent Acetone

Glacial Acetic Acid Ethyl Acetate

Sodium Hydroxide 10 percent Ethyl Ether

Sodium Hydroxide (concentrated) Carbon Tetrachloride

Hydrogen Peroxide 5 percent Xylene

Formaldehyde 37 percent Phenol 85 Percent

5. Color of finish is specified in Section 09 06 00, SCHEDULE FOR

FINISHES.

C. Brass:

1. U.S. Standard Finish No. 26 for hardware items.

2. Other brass items: ASTM B456, chromium plated finish meeting requirements for Service Condition SCI.

D. Aluminum: Chemically etched medium matte, clear anodic coating, Class II, Architectural, 0.4 mils (0.0004 inches) thick.

E. Stainless Steel: Mechanical finish No. 4 on sheet except No. 7 on tubing.

2.6 PRODUCTS OF OTHER COMPONENTS DIRECTLY RELATED TO CASEWORK

A. Refer to Section 07 92 00, JOINT SEALANTS for work related to sealants used in conjunction with joints of countertops, casework systems, and adjacent materials.

B. Refer to Section 09 65 13, RESILIENT BASE AND ACCESSORIES for work related to rubber base adhered to casework systems.

C. Refer to Section 09 22 16, NON-STRUCTURAL METAL FRAMING for backing plates used in conjunction with wall assemblies for the attachment of casework systems.

Final Bid Documents

01-01-21

12 31 00 - 12

MANUFACTURED METAL CASEWORK

D. Refer to Section 12 36 11, COUNTERTOPS for work related to plastic laminate, acid-resistant plastic laminate, metal, molded resin, wood, and methyl methacrylic polymer countertops and/or shelving used in conjunction with casework systems. When countertop materials are provided by the casework manufacturer, they are to include the following features:

1. Capable of being suspended from vertical support rails or horizontal wall strips or service modules.

2. Provided with rounded corners and impact resistant material on exposed edges.

3. Capable of being easily relocated and installed without tools.

4. Capable of being suspended and easily changed under counter mounted storage units.

5. Provide leveling adjustment capability so units can be brought into a level position.

6. Secured using fasteners. Show detail on shop drawings.

E. Refer to Section 12 36 11, COUNTERTOPS for work related to and integral with countertop systems such as pegboards, funnel and graduate racks.

F. Refer to Division 22, PLUMBING for the following work related to casework systems:

1. Sinks, faucets and other plumbing service fixtures, venting, and piping systems.

2. Compressed air, gas, vacuum and piping systems.

G. Refer to Division 26, ELECTRICAL for the following work related to casework systems:

1. Connections and wiring devices.

2. Connections and lighting fixtures except when factory installed by the manufacturer.

PART 3 - EXECUTION

3.1 COORDINATION

A. Begin only after work of other trades is complete, including wall and floor finish completed, ceilings installed, light fixtures and diffusers installed and connected, and area free of trash and debris.

B. Verify location and size of mechanical and electrical services as required and perform cutting of components of work installed by other trades.

Final Bid Documents

01-01-21

12 31 00 - 13

MANUFACTURED METAL CASEWORK

C. Verify reinforcement of walls and partitions for support and anchorage of casework.

D. Coordinate with other Divisions and Sections of the specification for work related to installation of casework systems to avoid interference and completion of service connections.

3.2 INSTALLATION

A. Install casework in accordance with manufacturer’s written instructions and per SEFA 2.3 recommendations.

1. Install in available space; arranged for safe and convenient operation and maintenance.

2. Align cabinets for flush joints except where shown otherwise on construction documents.

3. Install with bottom of wall cabinets in alignment and tops of base cabinets aligned level, plumb, true, and straight to a tolerance of

3.2 mm in 2438 mm (1/8 inch in 96 inches).

4. Install corner cabinets with hinges on corner side with filler or spacers sufficient to allow opening of drawers.

B. Support Rails:

1. Install true to horizontal at heights shown on construction documents; maximum tolerance for uneven floors is plus or minus 13 mm (1/2 inch).

2. Shim as necessary to accommodate variations in wall surface not exceeding 5 mm (3/16 inch) at fastener.

C. Wall Strips:

1. Install true to vertical and spaced as shown on construction documents.

2. Align slots to assure that hanging units will be level.

D. Plug Buttons:

1. Install plug buttons in predrilled or prepunched perforations not used.

2. Use chromium plate plug buttons or buttons finish to match adjacent surfaces.

E. Seal junctures of casework systems with mildew-resistant silicone sealants as specified in Section 07 92 00, JOINT SEALANTS.

3.3 CLOSURES AND FILLER PLATES

A. Close openings larger than 6 mm (1/4 inch) wide between cabinets and adjacent walls with flat, steel closure strips, scribed to required

Final Bid Documents

01-01-21

12 31 00 - 14

MANUFACTURED METAL CASEWORK

contours, or machined formed steel fillers with returns, and secured with sheet metal screws to tubular or channel members of units, or bolts where exposed on inside.

B. Where ceilings interfere with installation of sloping tops, omit sloping tops and provide flat steel filler plates.

C. Secure filler plates to casework top members, unless shown otherwise on construction documents.

D. Secure filler plates more than 152 mm (6 inches) in width top edge to a continuous 25 x 25 mm (1 x 1 inch) 0.889 mm (1/16 inch) thick steel formed steel angle with screws.

E. Anchor angle to ceiling with toggle bolts.

F. Install closure strips at exposed ends of pipe space and offset opening into concealed space.

G. Finish closure strips and fillers with same finishes as cabinets.

3.4 FASTENINGS AND ANCHORAGE

A. Do not anchor to wood ground strips.

B. Provide hat shape metal spacers where fasteners span gaps or spaces.

C. Use 6 mm (1/4 inch) diameter toggle or expansion bolts, or other appropriate size and type fastening device for securing casework to walls or floor. Use expansion bolts shields having holding power beyond tensile and shear strength of bolt and breaking strength of bolt head.

D. Use 6 mm (1/4 inch) diameter hex bolts for securing cabinets together.

E. Use 6 mm (1/4 inch) by minimum 38 mm (1-1/2 inch) length lag bolt anchorage to wood blocking for concealed fasteners.

F. Use not less than No. 12 or 14 wood screws with not less than 38 mm (1

1/2 inch) penetration into wood blocking.

G. Space fastening devices 305 mm (12 inches) on center with minimum of three (3) fasteners in 915 or 1219 mm (3 or 4 foot) unit width.

H. Anchor floor mounted cabinets with a minimum of four (4) bolts through corner gussets. Anchor bolts may be combined with or separate from leveling device.

I. Secure cabinets in alignment with hex bolts or other internal fastener devices removable from interior of cabinets without special tools. Do not use fastener devices which require removal of tops for access.

J. Where units abut end to end, anchor together at top and bottom of sides at front and back. Where units are back to back, anchor backs together at corners with hex bolts placed inconspicuously inside casework.

Final Bid Documents

01-01-21

12 31 00 - 15

MANUFACTURED METAL CASEWORK

K. Where type, size, or spacing of fastenings is not shown or specified on construction documents, show on shop drawings proposed fastenings and method of installation.

3.5 ADJUSTMENTS

A. Adjust equipment to insure proper alignment and operation.

B. Replace or repair damaged or improperly operating materials, components or equipment.

3.6 CLEANING

A. Immediately following installation, clean each item, removing finger marks, soil and foreign matter resulting from work of this section.

B. Remove from job site trash, debris and packing materials resulting from work of this section.

C. Leave installed areas clean of dust and debris resulting from work of this section.

3.7 INSTRUCTIONS

A. Provide operational and cleaning manuals and verbal instructions in accordance with Article INSTRUCTIONS, SECTION 01 00 00, GENERAL

REQUIREMENTS.

B. Provide in service training both prior to and after facility opening.

Coordinate in service activities with COR.

C. Commencing at least seven (7) days prior to opening of facility, provide one (1) 4-hour day of on-site orientation and technical instruction on use and cleaning procedures application of products and systems specified herein.

- - - E N D - - -

Final Bid Documents

09-01-15

12 32 00 - 1

MANUFACTURED WOOD CASEWORK

SECTION 12 32 00

MANUFACTURED WOOD CASEWORK

PART 1 - GENERAL

1.1 DESCRIPTION:

A. This section specifies plastic laminate casework as detailed on the construction documents, including related components and accessories required to form integral units. Wood casework items shown on the construction documents, but not specified below are to be included as part of the work under this section, and applicable portions of the specification are to apply to these items.

1.2 RELATED WORK:

A. Sealants: Section 07 92 00, JOINT SEALANTS.

B. Color of Casework Finish: Section 09 06 00, SCHEDULE OF FINISHES.

C. Resilient Base: Section 09 65 13, RESILIENT BASE AND ACCESSORIES.

D. Backing Plates for Wall Mounted Casework: Section 09 22 16, NON-STRUCTURAL METAL FRAMING.

E. Countertop Construction and Materials and Items Installed in

Countertops: Section 12 36 00, COUNTERTOPS.

F. Plumbing Requirements Related to Casework: Division 22, PLUMBING.

G. Electrical Lighting and Power Requirements Related to Casework:

Division 26, ELECTRICAL.

1.3 SUBMITTALS:

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

DATA, AND SAMPLES.

B. Manufacturer's Literature and Data:

1. Locks for doors and drawers.

2. Adhesive cements.

3. Casework hardware.

C. Samples:

1. Wood Face Veneer or Hardwood Plywood.

2. Plastic laminate.

D. Shop Drawings (1/2 full size):

1. Each casework type, showing details of construction, including materials, hardware and accessories.

2. Fastenings and method of installation.

E. Certification:

1. Manufacturer’s qualifications specified.

Final Bid Documents

09-01-15

12 32 00 - 2

MANUFACTURED WOOD CASEWORK

2. Installer’s qualifications specified.

1.4 QUALITY ASSURANCE:

A. Approval by COR is required of manufacturer and installer based upon certification of qualifications specified.

B. Manufacturer’s qualifications:

1. Manufacturer is regularly engaged in design and manufacture of modular plastic laminate casework, casework components and accessories of scope and type similar to indicated requirements for a period of not less than five (5) years.

2. Manufacturer has successfully completed at least three (3) projects of scope and type similar to indicated requirements.

3. Submit manufacturer’s qualifications and list of projects, including owner contact information.

C. Installer Qualifications:

1. Installer has completed at least three (3) projects in last five (5) years in which these products were installed.

2. Submit installer qualifications.

1.5 WARRANTY:

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

Construction”.

B. Manufacturer Warranty: Manufacturer shall warranty their wood casework for a minimum of five (5) years from date of installation and final acceptance by the Government. Submit manufacturer warranty.

1.6 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 basic designation only.

B. ASTM International (ASTM):

A240/A240M-14...........Chromium and Chromium-Nickel Stainless Steel

Plate, Sheet, and Strip for Pressure Vessels and for General Applications

A1008/A1008M-13.........Steel, Sheet, Cold-Rolled, Carbon, Structural, High Strength Low Alloy

C1036-11E1(R2012).......Flat Glass

C. Builders Hardware Manufacturers Association (BHMA):

A156.1-13...............Butts and Hinges

A156.9-10...............Cabinet Hardware

Final Bid Documents

09-01-15

12 32 00 - 3

MANUFACTURED WOOD CASEWORK

A156.5-14...............Auxiliary Locks and Associated Products

A156.11-14..............Cabinet Locks

D. Composite Panel Association (CPA):

A208.1-09...............Particleboard

A208.2-09...............Medium Density Fiberboard (MDF) for Interior

Applications

E. U.S. Department of Commerce Product Standards (Prod. Std):

PS 1-09.................Construction and Industrial Plywood

F. Hardwood, Plywood and Veneer Association (HPVA):

HP-1-09.................Hardwood and Decorative Plywood

G. Architectural Woodwork Institute (AWI):

Architectural Woodwork Standards, Edition 2 Certification Program -

H. American Society of Mechanical Engineers (ASME):

A112.18.1-12............Plumbing Fixture Fittings

I. National Electrical Manufacturers Association (NEMA):

LD 3-05.................High Pressure Decorative Laminates

J. Underwriters Laboratories Inc. (UL):

437-08(R2013)...........Key Locks

K. Scientific Equipment and Furniture Association (SEFA):

2.3-10..................Installation of Scientific Laboratory Furniture and Equipment

PART 2 - PRODUCTS

2.1 PLASTIC LAMINATE:

A. NEMA LD 3.

B. Exposed decorative surfaces, both sides of cabinet doors, and for items having plastic laminate finish. General purpose Type HGL.

C. Cabinet Interiors Including Shelving: Both of following options to comply with NEMA LD 3 as a minimum.

1. Plastic laminate clad plywood or particleboard, MDF (excluding shelves).

D. Backing sheet on bottom of plastic laminate covered wood tops. Backer

Type BKL.

E. Post Forming Fabrication, Decorative Surface: Post forming Type HGP.

Final Bid Documents

09-01-15

12 32 00 - 4

MANUFACTURED WOOD CASEWORK

2.2 PLYWOOD, SOFTWOOD:

A. Prod. Std. PS1, five (5) ply construction from 13 mm to 28 mm (1/2 inch to 1-1/8 inch) thickness, and seven (7) ply for 31 mm (1 1/4 inch) thickness.

2.3 PARTICLEBOARD:

A. CPA A208.1, Type 1, Grade M or medium density.

2.4 MEDIUM DENSITY FIBERBOARD (MDF):

A. Fully waterproof bond conforming to CPA A208.1 and CPA A208.2.

2.5 GLASS:

A. ASTM C1048 Kind FT Type I, Class 1, Quality q3.

B. For Doors: 6 mm (1/4 inch) thick; except where laminated glass is shown on construction documents.

2.6 HARDWARE:

A. Cabinet Locks:

1. Provide where locks are indicated on construction documents.

2. Locked pair of hinged door over 915 mm (36 inches) high:

a. ANSI/BHMA A156.5, key one side.

b. On active leaf use three (3) point locking device, consisting of two (2) steel rods and lever controlled cam at lock, to operate by lever having lock cylinder housed therein.

c. On inactive leaf provide dummy lever of same design.

d. Provide keeper holes for locking device rods and cam.

3. Door and Drawer: ANSI/BHMA A156.11 cam locks. Provide one (1) type for each condition as follows:

a. Drawer and Hinged Door up to 915 mm (36 inches) high: E07261.

b. Drawer and Hinged Door: Pin-tumbler, cylinder type lock with not less than four (4) pins or a UL 437 rated wafer lock with brass working parts and case.

c. Sliding Door: E07161.

4. Key locks differently for each type casework and master key for each service.

a. Key drug locker inner door different from outer door.

b. Furnish two (2) keys per lock.

c. Furnish six (6) master keys per service Unit.

5. Marking of Locks and Keys:

Final Bid Documents

09-01-15

12 32 00 - 5

MANUFACTURED WOOD CASEWORK

a. Name of manufacturer, or trademark which can readily be identified legibly marked on each lock and key change number marked on exposed face of lock.

b. Key change numbers stamped on keys.

c. Key change numbers to provide sufficient information for manufacturer to replace key.

B. Hinged Doors:

1. Provide doors 915 mm (36 inches) and more in height with three (3) hinges and doors less than 915 mm (36 inches) in height is to have two (2) hinges. Each door is to close against two (2) rubber bumpers.

2. Concealed Hinges: BHMA A156.9, Type B01602, 135 degrees of opening, self-closing.

3. Fasteners: Provide full thread wood screws to fasten hinge leaves to door and cabinet frame. Finish screws to match finish of hinges.

C. Door Catches:

1. Friction or Magnetic type, fabricated with metal housing.

2. Provide one (1) catch for cabinet doors 1220 mm (48 inches) high and under, and two (2) for doors over 1220 mm (48 inches) high.

D. Drawer and Door Pulls:

1. Doors and drawers to have flush pulls, fabricated of either chromium-plated brass, chromium plated steel, stainless steel, or anodized aluminum. Drawer and door pulls to be of a design that can be operated with a force of 22.2 N (5 pounds) or less, with one (1) hand and not require tight grasping, pinching or twisting of the wrist.

E. Drawer Slides:

1. Full extension steel slides with nylon ball-bearing rollers.

2. Slides to have positive stop.

3. Equip drawers with rubber bumpers.

F. Sliding Doors:

1. Each door to be supported by two ball bearing bronze or nylon rollers, or sheaves riding on a stainless steel track at top or bottom, and to be restrained by a nylon or stainless steel guide at the opposite end.

2. Plastic guides are not acceptable.

Final Bid Documents

09-01-15

12 32 00 - 6

MANUFACTURED WOOD CASEWORK

3. Each door to have rubber silencers set near top and bottom of each jamb.

G. Shelf Standards (Except For Fixed Shelves):

1. Bright zinc-plated steel for recessed mounting with screws, 16 mm

(5/8 inch) wide by 5 mm (3/16 inch) high providing 13 mm (1/2 inch) adjustment, complete with shelf supports.

2.7 MANUFACTURED PRODUCTS:

A. When two (2) or more units are required, use products of one (1) manufacturer.

B. Manufacturer of casework assemblies is to assume complete responsibility for the final assembled unit.

C. Provide products of a single manufacturer for parts which are alike.

2.8 FABRICATION:

A. Casework to be of the flush overlay design and, except as otherwise specified, be of Premium Grade construction and of component thickness in conformance with AWI Quality Standards.

B. Fabricate casework of plastic laminated covered plywood or particleboard as follows:

1. Where shown, doors, drawers and all semi-concealed surfaces to be plastic laminated.

2. Horizontal and vertical reveals between doors and drawer for reveal overlay design to be 19 mm (3/4 inch) unless otherwise shown.

3. Glazed doors to have 6 mm (1/4 inch) thick glass, set in glazing compound.

C. Provide 1.2 mm (18 gage) sheet steel sloping tops for casework where shown on construction drawings. Fasten sloping tops with oval-head screws inserted from interior. Exposed ends of sloping tops to have flush closures fastened as recommended by manufacturer.

D. Support Members for Tops of Tables and Countertops:

1. Construct as detailed on construction documents.

2. Provide miscellaneous steel members and anchor as shown on construction drawings.

E. Legs For Counters:

1. Fabricate legs for counters of 1.6 mm (0.0635 inch) thick, 38 mm

(1-1/2 inch) square tubular stainless steel.

2. Secure legs to counter tops and provide legs at bottom with shoes not less than 25 mm (1 inch) in height.

Final Bid Documents

09-01-15

12 32 00 - 7

MANUFACTURED WOOD CASEWORK

3. Fabricate shoes of stainless steel, aluminum or chromium plated brass.

F. Cantilever Table Supports:

1. Wall mounted steel supports to carry 610 mm (24 inch) wide table and supported load of 136 kg (300 lbs.).

2.9 PRODUCTS OF OTHER COMPONENTS DIRECTLY RELATED TO CASEWORK:

A. Refer to Section 07 92 00, JOINT SEALANTS for work related to sealants used in conjunction with joints of countertops, casework systems, and adjacent materials.

B. Refer to Section 09 65 13, RESILIENT BASE AND ACCESSORIES for work related to rubber base adhered to casework systems.

C. Refer to Section 09 22 16, NON-STRUCTURAL METAL FRAMING for backing plates used in conjunction with wall assemblies for the attachment of casework systems.

D. Refer to Section 12 36 11, COUNTERTOPS for work related to plastic laminate, acid-resistant plastic laminate, metal, molded resin, wood, and methyl methacrylic polymer countertops and/or shelving used in conjunction with casework systems. When countertop materials are provided by the casework manufacturer, they are to include the following features:

1. Capable of being suspended from vertical support rails or horizontal wall strips or service modules.

2. Provided with rounded corners and impact resistant material on exposed edges.

3. Capable of being easily relocated and installed without tools.

4. Capable of being suspended and easily changed under counter mounted storage units.

5. Provide leveling adjustment capability so units can be brought into a level position.

6. Secured using fasteners. Show detail on shop drawings.

E. Refer to Section 12 36 11, COUNTERTOPS for work related to and integral with countertop systems such as pegboards, funnel and graduate racks.

F. Refer to Division 22, PLUMBING for the following work related to casework systems:

1. Sinks, faucets and other plumbing service fixtures, venting, and piping systems.

2. Compressed air, gas, vacuum and piping systems.

Final Bid Documents

09-01-15

12 32 00 - 8

MANUFACTURED WOOD CASEWORK

G. Refer to Division 26, ELECTRICAL for the following work related to casework systems:

1. Connections and wiring devices.

2. Connections and lighting fixtures except when factory installed by the manufacturer.

PART 3 - EXECUTION

3.1 COORDINATION:

A. Begin only after work of other trades is complete, including wall and floor finish completed, ceilings installed, light fixtures and diffusers installed and connected and area free of trash and debris.

B. Verify location and size of mechanical and electrical services as required and perform cutting of components of work installed by other trades.

C. Verify reinforcement of walls and partitions for support and anchorage of casework.

D. Coordinate with other Divisions and Sections of the specification for work related to installation of casework systems to avoid interference and completion of service connections.

3.2 INSTALLATION:

A. Install casework in accordance with manufacturer’s written instructions and per SEFA 2.3 recommendations.

1. Install in available space; arranged for safe and convenient operation and maintenance.

2. Align cabinets for flush joints except where shown otherwise.

3. Install with bottom of wall cabinets in alignment and tops of base cabinets aligned level, plumb, true, and straight to a tolerance of

3.2 mm in 2438 mm (1/8 inch in 96 inches).

4. Install corner cabinets with hinges on corner side with filler or spacers sufficient to allow opening of drawers.

B. Support Rails:

1. Install true to horizontal at heights shown on construction documents; maximum tolerance for uneven floors is plus or minus

13 mm (1/2 inch).

2. Shim as necessary to accommodate variations in wall surface not exceeding 5 mm (3/16 inch) at fastener.

C. Wall Strips:

Final Bid Documents

09-01-15

12 32 00 - 9

MANUFACTURED WOOD CASEWORK

1. Install true to vertical and spaced as shown on construction documents.

2. Align slots to assure that hanging units will be level.

D. Plug Buttons:

1. Install plug buttons in predrilled or prepunched perforations not used.

2. Use chromium plate plug buttons or buttons finish to match adjacent surfaces.

E. Seal junctures of casework systems with mildew-resistant silicone sealants as specified in Section 07 92 00, JOINT SEALANTS.

3.3. CLOSURES AND FILLER PLATES:

A. Close openings larger than 6 mm (1/4 inch) wide between cabinets and adjacent walls with flat, steel closure strips, scribed to required contours, or machined formed steel fillers with returns, and secured with sheet metal screws to tubular or channel members of units, or bolts where exposed on inside.

B. Where ceilings interfere with installation of sloping tops, omit sloping tops and provide flat steel filler plates.

C. Secure filler plates to casework top members, unless shown otherwise on construction documents.

D. Secure filler plates more than 152 mm (6 inches) in width top edge to a continuous 25 x 25 mm (1 x 1 inch) 0.889 mm (1/16 inch) thick steel formed steel angle with screws.

E. Anchor angle to ceiling with toggle bolts.

F. Install closure strips at exposed ends of pipe space and offset opening into concealed space.

G. Finish closure strips and fillers with same finishes as cabinets.

3.4 FASTENINGS AND ANCHORAGE:

A. Do not anchor to wood ground strips.

B. Provide hat shape metal spacers where fasteners span gaps or spaces.

C. Use 6 mm (1/4 inch) diameter toggle or expansion bolts, or other appropriate size and type fastening device for securing casework to walls or floor. Use expansion bolts shields having holding power beyond tensile and shear strength of bolt and breaking strength of bolt head.

D. Use 6 mm (1/4 inch) diameter hex bolts for securing cabinets together.

E. Use 6 mm (1/4 inch) by minimum 38 mm (1-1/2 inch) length lag bolt anchorage to wood blocking for concealed fasteners.

Final Bid Documents

09-01-15

12 32 00 - 10

MANUFACTURED WOOD CASEWORK

F. Use not less than No. 12 or 14 wood screws with not less than 38 mm

(1-1/2 inch) penetration into wood blocking.

G. Space fastening devices 305 mm (12 inches) on center with minimum of three (3) fasteners in 915 or 1220 mm (3 or 4 foot) unit width.

H. Anchor floor mounted cabinets with a minimum of four (4) bolts through corner gussets. Anchor bolts may be combined with or separate from leveling device.

I. Secure cabinets in alignment with hex bolts or other internal fastener devices removable from interior of cabinets without special tools. Do not use fastener devices which require removal of tops for access.

J. Where units abut end to end, anchor together at top and bottom of sides at front and back. Where units are back to back, anchor backs together at corners with hex bolts placed inconspicuously inside casework.

K. Where type, size, or spacing of fastenings is not shown on construction documents or specified, show on shop drawings proposed fastenings and method of installation.

3.5 ADJUSTMENTS:

A. Adjust equipment to insure proper alignment and operation.

B. Replace or repair damaged or improperly operating materials, components or equipment.

3.6 CLEANING:

A. Immediately following installation, clean each item, removing finger marks, soil and foreign matter.

B. Remove from job site trash, debris and packing materials.

C. Leave installed areas clean of dust and debris.

3.7 INSTRUCTIONS:

A. Provide operational and cleaning manuals and verbal instructions in accordance with Article INSTRUCTIONS, SECTION 01 00 00, GENERAL

REQUIREMENTS.

B. Provide in service training both prior to and after facility opening.

Coordinate in service activities with COR.

C. Commencing at least seven (7) days prior to opening of facility, provide one (1) four (4) hour day of on-site orientation and technical instruction on use and cleaning procedures application to products and systems specified herein.

Final Bid Documents

12-01-18

12 36 00 - 1

COUNTERTOPS

SECTION 12 36 00

COUNTERTOPS

PART 1 - GENERAL

1.1 DESCRIPTION

A. This section specifies casework countertops with integral accessories.

B. Integral accessories include:

1. Sinks with traps and drains.

2. Electrical Receptacles.

1.2 RELATED WORK

A. Color and patterns of plastic laminate: SECTION 09 06 00, SCHEDULE FOR

FINISHES.

B. DIVISION 22, PLUMBING.

C. DIVISION 26, ELECTRICAL.

D. Equipment Reference Manual for SECTION 12 36 00, COUNTERTOPS.

1.3 SUBMITTALS

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

DATA, AND SAMPLES.

B. Shop Drawings

1. Show dimensions of section and method of assembly.

2. Show details of construction at a scale of ½ inch to a foot.

C. Samples:

1. 150 mm (6 inch) square samples each top.

2. Front edge, back splash, end splash and core with surface material and booking.

1.4 APPLICABLE PUBLICATIONS

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

B. American Hardboard Association (AHA):

A135.4-95...............Basic Hardboard

C. Composite Panel Association (CPA):

A208.1-09...............Particleboard

D. American Society of Mechanical Engineers (ASME):

A112.18.1-12............Plumbing Supply Fittings

A112.1.2-12.............Air Gaps in Plumbing System

A112.19.3-08(R2004).....Stainless Steel Plumbing Fixtures (Designed for

Residential Use)

Final Bid Documents

12-01-18

12 36 00 - 2

COUNTERTOPS

E. American Society for Testing and Materials (ASTM):

A167-99 (R2009).........Stainless and Heat-Resisting Chromium-Nickel

Steel Plate, Sheet and Strip

A1008-10................Steel, Sheet, Cold-Rolled, Carbon, Structural, High Strength, Low Alloy

D256-10.................Pendulum Impact Resistance of Plastic

D570-98(R2005)..........Water Absorption of Plastics

D638-10.................Tensile Properties of Plastics

D785-08.................Rockwell Hardness of Plastics and Electrical

Insulating Materials

D790-10.................Flexural Properties of Unreinforced and

Reinforced Plastics and Electrical Insulating

Materials

D4690-99(2005)..........Urea-Formaldehyde Resin Adhesives

F. Federal Specifications (FS):

A-A-1936................Adhesive, Contact, Neoprene Rubber

G. U.S. Department of Commerce, Product Standards (PS):

PS 1-95.................Construction and Industrial Plywood

H. National Electrical Manufacturers Association (NEMA):

LD 3-05.................High Pressure Decorative Laminates

PART 2 - PRODUCTS

2.1 MATERIALS

A. Stainless Steel: ASTM A167, Type 304.

B. Sheet Steel: ASTM A1008, cold rolled, Class 1 finish, stretcher leveled.

C. Particleboard: CPA A208.1, Grade 2-M-2.

D. Plywood: PS 1, Exterior type, veneer grade AC not less than five ply construction.

E. Hardboard: ANSI/AHA A135.4, Type I, tempered, fire retardant treated, smooth surface one side.

F. Adhesive

1. For plastic laminate FS A-A-1936.

2. For wood products: ASTM D4690, unextended urea resin or unextended melamine resin, phenol resin, or resorcinol resin.

3. For Field Joints:

a. Epoxy type, resistant to chemicals as specified for plastic laminate laboratory surfaces.

Final Bid Documents

12-01-18

12 36 00 - 3

COUNTERTOPS

b. Fungi resistant: ASTM G-21, rating of 0.

G. Fasteners:

1. Metals used for welding same metal as materials joined.

2. Use studs, bolts, spaces, threaded rods with nuts or screws suitable for materials being joined with metal splice plates, channels or other supporting shape.

H. Solid Polymer Material:

1. Filled Methyl Methacrylic Polymer.

2. Performance properties required:

Property Result Test

Elongation 0.3% min. ASTM D638

Hardness 90 Rockwell M ASTM D785

Gloss (600 Gordon) 5-20 NEMA LD3.1

Color stability No change NEMA LD3 except 200 hour

Abrasion resistance

No loss of pattern

Max wear depth 0.0762 mm

(0.003 in) - 10000 cycles

NEMA LD3

Water absorption weight (5 max)

24 hours 0.9 ASTM D-570

Izod impact 14 N·m/m

(0.25 ft-lb/in)

ASTM D256

(Method A)

Impact resistance No fracture NEMA LD-3 900 mm

(36") drop 1 kg

(2 lb.) ball

Boiling water surface resistance

No visible change NEMA LD3

High temperature resistance

Slight surface dulling NEMA LD3

3. Cast into sheet form and bowl form.

4. Color throughout with subtle veining through thickness.

5. Joint adhesive and sealer: Manufacturers silicone adhesive and sealant for joining methyl methacrylic polymer sheet.

6. Bio-based products will be preferred.

2.2 SINKS

A. Stainless Steel:

1. ANSI/ASME A112.19.3, Type 304.

2. Self rim for plastic laminate or similar tops with concealed fasteners.

Final Bid Documents

12-01-18

12 36 00 - 4

COUNTERTOPS

3. Flat rim for welded into stainless steel tops.

4. Ledge back or ledge sides with holes to receive required fixtures when mounted on countertop.

5. Apply fire resistant sound deadening material to underside.

B. Sinks of Methyl Methacrylic Polymer:

1. Minimum 19 mm (3/4 inch) thick, cast into bowl shape with overflow to drain.

2. Provide for underhung installation to countertop.

3. Provide openings for drain.

2.3 TRAPS AND FITTINGS

A. Material as specified in DIVISION 22, PLUMBING.

B. For Molded Resin Sinks:

1. Chemical resisting P-traps and fittings for chemical waste service.

2. Provide traps with cleanout plug easily removable without tools.

C. For…