36C26318B0038-A00004004.pdf

10-01-15

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SECTION 09 30 13

CERAMIC/PORCELAIN TILING

PART 1 - GENERAL

1.1 DESCRIPTION:

A. This section specifies interior ceramic, porcela in and quarry tile, waterproofing membranes for thin-set applications, crack isolation membranes, and tile backer board.

1.2 RELATED WORK:

C. Sealing of Joints: Section 07 92 00, JOINT SEALA NTS.

D. Color, Texture, Pattern, and Size of Field Tile and Trim Shapes, and

Color of Grout Specified: Section 09 06 00, SCHEDUL E FOR FINISHES.

G. Metal and Resilient Edge Strips at Joints with N ew Resilient Flooring, and Carpeting: Section 09 65 19, RESILIENT TILE FLO ORING and Section 09

68 00, CARPETING.

1.3 SUBMITTALS:

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

DATA, AND SAMPLES.

C. Samples:

1. Base tile, each type, each color, each size.

5. Porcelain tile, each type, color, patterns and s ize.

6. Wall (or wainscot) tile, each color, size and pa ttern.

7. Trim shapes, bullnose cap and cove including bul lnose cap and base pieces at internal and external corners of vertical surfaces, each type, color, and size.

D. Product Data:

1. Ceramic and porcelain tile, marked to show each type, size, and shape required.

3. Cementitious backer unit.

9. Latex-portland cement mortar and grout.

14. Fasteners.

E. Certification:

2. Manufacturer's certificates indicating that the following materials comply with specification requirements:

d. Cementitious backer unit.

h. Latex-portland cement mortar and grout.

F. Installer Qualifications:

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1. Submit letter stating installer’s experience.

1.4 DELIVERY AND STORAGE:

A. Deliver materials in containers with labels legi ble and intact and grade-seals unbroken.

B. Store material to prevent damage or contaminatio n.

1.5 QUALITY ASSURANCE:

A. Installers to be from a company specializing in performing installation of products specified and have a minimum of three ( 3) years’ experience.

B. Each type and color of tile to be provided from a single source.

C. Each type and color of mortar, adhesive, and gro ut to be provided from the same source.

1.6 WARRANTY:

A. Construction Warranty: Comply with FAR clause 52 .246-21, “Warranty of

Construction”.

1.7 APPLICABLE PUBLICATIONS:

A. Publications listed below form a part of this sp ecification to the extent referenced. Publications are referenced in t ext by basic designation only.

B. American National Standards Institute (ANSI):

A108.1A-14..............Installation of Ceramic Til e in the Wet-Set

Method with Portland Cement Mortar

A108.1B-10..............Installation of Ceramic Til e on a Cured

Portland Cement Mortar Setting Bed with Dry-Set or Latex-Portland Cement Mortar

A108.1C-10..............Contractors Option; Install ation of Ceramic

Tile in the Wet-Set method with Portland Cement

Mortar or Installation of Ceramic Tile on a

Cured Portland Cement Mortar Setting Bed with

Dry-Set or Latex-Portland Cement Mortar

A108.10-10..............Grout in Tilework

A108.13-10..............Load Bearing, Bonded, Water proof Membranes for

Thin-Set Ceramic Tile and Dimension Stone

A118.4-12...............Latex-Portland Cement Morta r

A118.9-10...............Cementitious Backer Units

A118.10-14..............Load Bearing, Bonded, Water proof Membranes for

Thin-Set Ceramic Tile and Dimension Stone

Installation

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A137.1-12...............American National Standard Specifications for

Ceramic Tile

C. ASTM International (ASTM):

A1064/A1064M-14.........Carbon-Steel Wire and Welde d Wire

Reinforcement, Plain and Deformed, for Concrete

C109/C109M-13...........Standard Test Method for Co mpressive Strength of Hydraulic Cement Mortars (Using 2 inch. or

[50-mm] Cube Specimens)

C348-14.................Standard Test Method for Fl exural Strength of

Hydraulic-Cement Mortars

C627-10.................Evaluating Ceramic Floor Ti le Installation

Systems Using the Robinson-Type Floor Tester

C954-11.................Steel Drill Screws for the Application of

Gypsum Board on Metal Plaster Base to Steel

Studs from 0.033 in (0.84 mm) to 0.112 in (2.84

mm) in thickness

C1002-14................Steel Self-Piercing Tapping Screws for the

Application of Panel Products

C1027-09................Test Method for Determining Visible Abrasion

Resistance of Glazed Ceramic Tile

C1325-14................Non-Asbestos Fiber-Mat Rein forced Cementitious

Backer Units

D4397-10................Standard Specification for Polyethylene

Sheeting for Construction, Industrial and

Agricultural Applications

D. Code of Federal Regulation (CFR):

40 CFR 59...............Determination of Volatile M atter Content, Water

Content, Density Volume Solids, and Weight

Solids of Surface Coating

F. Tile Council of North America, Inc. (TCNA):

Handbook for Ceramic Tile Installation (2014)

DCOF AcuTest-2012.......Dynamic Coefficient of Fric tion Test

PART 2 - PRODUCTS

2.1 TILE:

A. Comply with ANSI A137.1, Standard Grade, except as modified:

1. Inspection procedures listed under the Appendix of ANSI A137.1.

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2. Abrasion Resistance Classification:

a. Tested in accordance with values listed in Table 1, ASTM C1027.

c. Class IV, 6000 revolutions.

3. Slip Resistant Tile for Floors:

a. Coefficient of friction, when tested in accordan ce with

ANSI A137.1 and measured per the TCNA DCOF AcuTest.

1) Equal to or greater than .42 for level interior tile floors that will be walked on when wet.

5. Back mounted tiles in showers. Provide certifica tion that the factory mounted tile has been used successfully in service at three

(3) projects and is suitable for wet locations.

6. Factory Blending: For tile with color variations , within the ranges selected during sample submittals blend tile in the factory and package so tile units taken from one (1) package sh ow the same range in colors as those taken from other packages and ma tch approved samples.

7. Factory-Applied Temporary Protective Coating:

a. Protect exposed face surfaces (top surface) of t ile against adherence of mortar and grout by pre-coating with a continuous film of hot applied petroleum paraffin wax.

D. Glazed Wall Tile: Cushion edges, glazing.

F. Trim Shapes:

1. Conform to applicable requirements of adjoining floor and wall tile.

2. Use slip resistant trim shapes for horizontal su rfaces of showers, overflow ledges, and shower curbs.

3. Use trim shapes sizes conforming to size of adjo ining field wall tile unless detailed on construction documents or s pecified otherwise.

4. Internal and External Corners:

a. Square internal and external corner joints are n ot acceptable.

b. External corners including edges: Use bullnose s hapes.

c. Internal corners: Use cove shapes.

d. Base to floor internal corners: Use special shap es providing integral cove vertical and horizontal joint.

e. Base to floor external corners: Use special shap es providing bullnose vertical edge with integral cove horizonta l joint. Use stop at bottom of openings having bullnose return t o wall.

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f. Wall top edge internal corners: Use special shap es providing integral cove vertical joint with bullnose top edge .

g. Wall top edge external corners: Use special shap es providing bullnose vertical and horizontal joint edge.

2.2 BACKER UNITS:

A. Cementitious Backer Units:

1. Use in showers or wet areas.

2. Conform to ASTM C1325; Type A.

3. Use in maximum lengths available to minimize end to end butt joints.

2.3 JOINT MATERIALS FOR CEMENTITIOUS BACKER UNITS:

A. Reinforcing Tape: Vinyl coated woven glass fiber mesh tape, open weave, 50 mm (2 inches) wide. Tape with pressure sensitive adhesive backing will not be permitted.

B. Tape Embedding Material: Latex-portland cement m ortar complying with

ANSI A108.01.

C. Joint material, including reinforcing tape, and tape embedding material, are to be as specifically recommended by the backer unit manufacturer.

2.4 FASTENERS:

A. Screws for Cementitious Backer Units.

1. Standard screws for gypsum board are not accepta ble.

2. Minimum 11 mm (7/16 inch) diameter head, corrosi on resistant coated, with washers.

3. ASTM C954 for steel 1 mm (0.033 inch) thick.

4. ASTM C1002 for steel framing less than 0.0329 in ch thick.

B. Washers: Galvanized steel, 13 mm (1/2 inch) mini mum diameter.

2.5 SETTING MATERIALS OR BOND COATS:

A. Conform to TCNA Handbook for Ceramic Tile Instal lation.

B. Portland Cement Mortar: ANSI A108.02.

C. Latex-Portland Cement Mortar: ANSI A118.4.

1. For wall applications, provide non-sagging, late x-portland cement mortar complying with ANSI A118.4.

D. Dry-Set Portland Cement Mortar: ANSI A118.1. For wall applications, provide non-sagging, latex-portland cement mortar c omplying with

ANSI A118.1.

E. Organic Adhesives: ANSI A136.1, Type 1.

F. Chemical-Resistant Bond Coat:

1. Epoxy Resin Type: ANSI A118.3.

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G. Elastomeric Waterproofing Membrane and Bond Coat :

1. TCNA F122-14 (on ground concrete) and TCNA F112A -14 (above ground concrete).

2. ANSI A118.10.

3. One component polyurethane, liquid applied mater ial having the following additional physical properties:

a. Hardness: Shore "A" between 40-60.

b. Elongation: Between 300-600 percent.

c. Tensile strength: Between .27 - .41 Newton per s quare millimeter

(40-60 pounds per square inch gauge).

d. No volatile compounds (VOC).

4. Coal tar modified urethanes are not acceptable.

H. Waterproofing Isolation Membrane:

1. Sheet System TCNA F122-14 (on-ground concrete) a nd TCNA F122A-14

(above-ground concrete).

2. Composite sheet consisting of ASTM D5109, Type I I, Grade I

Chlorinated Polyethylene (CM) sheet reinforced on b oth sides with a non-woven polyester fiber.

3. Designed for use in wet areas as an isolation an d positive waterproofing membranes for thin-set bonding of she et to substrate and thin-set bonding of ceramic and porcelain tile or marble to sheet. Suited for both horizontal and vertical appl ications.

4. Conform to the following additional physical pro perties:

Property Units Results Test Method

Hardness Shore A

Points 70-80 ASTM D2240

(10 Second Reading)

Shrinkage Percent 5 maximum ASTM D1204

Brittleness No crack remains flexible at temperature

-37 degrees C

(-35 degrees F)

ASTM D2497

13 mm (1/2-inch) Mandrel Bend

Retention of Properties after Heat Aging

Percent of original

80 Tensile

80 Breaking

80 Elongation

ASTM D3045,

90 degrees C

(194 degrees F) for 168 hours

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5. Manufacturer’s standard sheet size with prefabri cated or preformed inside and outside corners.

6. Sheet manufacturer’s solvent welding liquid or x ylene and edge sealant.

2.6 GROUTING MATERIALS:

A. Coloring Pigments:

1. Pure mineral pigments, lime proof and nonfading, complying with

ASTM C979/C979M.

2. Coloring pigments may only be added to grout by the manufacturer.

3. Job colored grout is not acceptable.

4. Use is required in Commercial Portland Cement Gr out, Dry-Set Grout, and Latex-Portland Cement Grout.

2.7 PATCHING AND LEVELING COMPOUND:

A. Portland cement base, polymer-modified, self-lev eling compound, manufactured specifically for resurfacing and level ing concrete floors.

Products containing gypsum are not acceptable.

B. Provide a patching and leveling compound with th e following minimum physical properties:

1. Compressive strength - 25 MPa (3500 psig) per AS TM C109/C109M.

2. Flexural strength - 7 MPa (1000 psig) per ASTM C 348 (28 day value).

3. Tensile strength – 4.1 MPa (600 psi) per ANSI 11 8.7.

4. Density – 1.9.

C. Capable of being applied in layers up to 38 mm ( 1-1/2 inches) thick without fillers and up to 101 mm (4 inches) thick w ith fillers, being brought to a feather edge, and being trowelled to a smooth finish.

D. Primers, fillers, and reinforcement as required by manufacturer for application and substrate condition.

E. Ready for use in 48 hours after application.

2.10 WATER:

A. Clean, potable and free from salts and other inj urious elements to mortar and grout materials.

2.11 CLEANING COMPOUNDS:

A. Specifically designed for cleaning masonry and c oncrete and which will not prevent bond of subsequent tile setting materia ls including patching and leveling compounds and elastomeric wat erproofing membrane and coat.

B. Materials containing acid or caustic Material ar e not acceptable.

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2.12 FLOOR MORTAR BED REINFORCING:

A. ASTM A1064/A1064M welded wire fabric without bac king, MW3 x MW3

(2 x 2-W0.5 x W0.5).

2.13 POLYETHYLENE SHEET:

A. Polyethylene sheet conforming to ASTM D4397.

B. Nominal thickness: 0.15 mm (6 mils).

PART 3 - EXECUTION

3.1 ENVIRONMENTAL REQUIREMENTS:

A. Maintain ambient temperature of work areas at no t less than

16 degrees C (60 degrees F), without interruption, for not less than 24 hours before installation and not less than three ( 3) days after installation.

B. Maintain higher temperatures for a longer period of time where required by manufacturer's recommendation and ANSI Specifica tions for installation.

C. Do not install tile when the temperature is abov e 38 degrees C

(100 degrees F).

D. Do not install materials when the temperature of the substrate is below

16 degrees C (60 degrees F).

E. Do not allow temperature to fall below 10 degree s C (50 degrees F) after third day of completion of tile work.

3.2 ALLOWABLE TOLERANCE:

A. Variation in plane of sub-floor, including concr ete fills leveling compounds and mortar beds:

1. Not more than 6 mm in 3048 mm (1/4 inch in 10 fe et) from required elevation where portland cement mortar setting bed is used.

2. Not more than 3 mm in 3048 mm (1/8 inch in 10 fe et) where dry-set portland cement, and latex-portland cement mortar s etting beds and chemical-resistant bond coats are used.

B. Variation in Plane of Wall Surfaces:

1. Not more than 6 mm in 2438 mm (1/4 inch in 8 fee t) from required plane where portland cement mortar setting bed is u sed.

2. Not more than 3 mm in 2438 mm (1/8 inch in 8 fee t) where dry-set or latex-portland cement mortar or organic adhesive se tting materials is used.

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3.3 SURFACE PREPARATION:

A. Cleaning New Concrete or Masonry:

1. Chip out loose material, clean off all oil, grea se dirt, adhesives, curing compounds, and other deterrents to bonding b y mechanical method, or by using products specifically designed for cleaning concrete and masonry.

2. Use self-contained power blast cleaning systems to remove curing compounds and steel trowel finish from concrete sla bs where ceramic tile will be installed directly on concrete surface with thin-set materials.

3. Steam cleaning or the use of acids and solvents for cleaning will not be permitted.

B. Patching and Leveling:

1. Mix and apply patching and leveling compound in accordance with manufacturer's instructions.

2. Fill holes and cracks and align concrete floors that are out of required plane with patching and leveling compound.

a. Thickness of compound as required to bring finis h tile system to elevation shown on construction documents.

b. Float finish except finish smooth for elastomeri c waterproofing.

c. At substrate expansion, isolation, and other mov ing joints, allow joint of same width to continue through underlaymen t.

3. Apply patching and leveling compound to concrete and masonry wall surfaces that are out of required plane.

4. Apply leveling coats of material compatible with wall surface and tile setting material to wall surfaces, other than concrete and masonry that are out of required plane.

C. Mortar Bed for Slopes to Drains:

1. Slope compound to drain where drains are shown o n construction documents.

2. Install mortar bed in depressed slab sloped to d rains not less than

3.2 mm in 305 mm (1/8 inch per foot).

3. Allow not less than 50 mm (2 inch) depression at edge of depressed slab.

4. Screed for slope to drain and float finish.

5. Cure mortar bed for not less than seven (7) days . Do not use curing compounds or coatings.

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6. Perform flood test to verify mortar bed slopes t o drain before installing tile. Contracting Officer Representative (COR) to be present during flood test.

D. Additional preparation of concrete floors for ti le set with epoxy, or furan-resin is to be in accordance with the manufac turer's printed instructions.

E. Cleavage Membrane:

1. Install polythene sheet as cleavage membrane in depressed slab when waterproof membrane is not scheduled or indicated.

2. Turn up at edge of depressed floor slab to top o f floor.

F. Walls:

1. In showers or other wet areas cover studs with p olyethylene sheet.

2. Apply patching and leveling compound to concrete and masonry surfaces that are out of required plane.

3. Apply leveling coats of material compatible with wall surface and tile setting material to wall surfaces, other than concrete and masonry that are out of required plane.

4. Apply metal lath to framing in accordance with A NSI A108.1:

a. Use fasteners specified in paragraph "Fasteners. " Use washers when lath opening is larger than screw head.

b. Apply scratch and leveling coats to metal lath i n accordance with

ANSI A108.1C.

c. Total thickness of scratch and leveling coats:

1) Apply 9 mm to 16 mm (3/8 inch to 5/8 inch) thick over solid backing.

2) 16 mm to 19 mm (5/8 to 3/4 inch) thick on metal lath over studs.

3) Where wainscots are required to finish flush wit h wall surface above, adjust thickness required for flush finish.

d. Apply scratch and leveling coats more than 19 mm (3/4 inch) thick in two (2) coats.

G. Existing Floors and Walls:

1. Remove existing composition floor finishes and a dhesive. Prepare surface by grinding, chipping, self-contained power blast cleaning or other suitable mechanical methods to completely expose uncontaminated concrete or masonry surfaces. Follow safety requirements of ANSI A10.20.

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2. Remove existing concrete fill or topping to stru ctural slab. Clean and level the substrate for new setting bed and wat erproof membrane or cleavage membrane.

3. Where new tile bases are required to finish flus h with plaster above or where they are extensions of similar bases in co njunction with existing floor tiles, cut channel in floor slab and expose rough wall construction sufficiently to accommodate new t ile base and setting material.

3.4 CEMENTITIOUS BACKER UNITS:

A. Remove polyethylene wrapping from cementitious b acker units and separate to allow for air circulation. Allow moistu re content of backer units to dry down to a maximum of 35 percent before applying joint treatment and tile.

B. Install in accordance with ANSI A118.9 except as specified otherwise.

C. Install units horizontally or vertically to mini mize joints with end joints over framing members. Units with rounded edg es; face rounded edge away from studs to form a “V” joint for joint treatment.

D. Secure cementitious backer units to each framing member with screws spaced not more than 203 mm (8 inches) on center an d not closer than

13 mm (1/2 inch) from the edge of the backer unit o r as recommended by backer unit manufacturer. Install screws so that th e screw heads are flush with the surface of the backer unit.

E. Where backer unit joins shower pans or waterproo fing, lap backer unit over turned up waterproof system. Install fasteners only through top one-inch of turned up waterproof systems.

F. Do not install joint treatment for seven (7) day s after installation of cementitious backer unit.

G. Joint Treatment:

1. Fill horizontal and vertical joints and corners with latex-portland cement mortar. Apply fiberglass tape over joints an d corners and embed with same mortar.

2. Leave 6 mm (1/4 inch) space for sealant at lips of tubs, sinks, or other plumbing receptors.

3.8 CERAMIC TILE – GENERAL:

A. Comply with ANSI A108/A118/A136 series of tile i nstallation standards applicable to methods of installation and TCNA Inst allation Guidelines.

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B. Installing Mortar Beds for Floors:

1. Install mortar bed in a manner that does not dam age cleavage or waterproof membrane; 32 mm (1-1/2 inch) minimum thi ckness.

2. Install floor mortar bed reinforcing centered in mortar fill.

3. Screed finish to level plane or slope to drains shown on construction documents, float finish.

4. For thin set systems cure mortar bed not less th an seven (7) days.

Do not use curing compounds or coatings.

5. For tile set with portland cement paste over pla stic mortar bed coordinate to set tile before mortar bed sets.

C. Setting Beds or Bond Coats:

1. Where recessed or depressed floor slabs are fill ed with portland cement mortar bed, set ceramic mosaic floor tile in either portland cement paste over plastic mortar bed or latex-portl and cement mortar over cured mortar bed except as specified otherwise , ANSI A108-1C, TCNA System F121-14 or F111-14.

2. Use quarry tile in chemical-resistant bond coat //, except in floor of walk-in refrigerator rooms use: TCNA System R612 -11 //.

a. Portland cement paste over plastic mortar bed. A NSI A108.1A.

b. Dry-set portland cement mortar over cured mortar bed.

ANSI A108.1B.

3. Pools Holding Water: ANSI A108.1C. Do not use la tex portland cement mortar.

SPEC WRITER NOTES:

1. List or specify locations where elastomeric bond cost systems occurs by room number and name and coordinate with specification Section 09 06 00, SCHEDULE FOR FINISHES.

2. Use only for existing buildings where a depressed slab cannot be installed and a curb is not acceptable.

3. Insure details show and identify these system including joints with adjacent materials.

4. Do not use in new buildings.

4. Set floor tile in elastomeric bond coat over ela stomeric membrane per ANSI 108.13, TCNA System F122-14 where indicate d on construction documents.

5. Set wall tile installed over concrete or masonry in dry-set portland cement mortar, or latex-portland cement mortar, ANS I 108.1B and

TCNA System W211-14, W221-14 or W222-14.

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6. Set wall tile installed over concrete backer boa rd in latex-portland cement mortar, ANSI A108.1B.

7. Set wall tile installed over portland cement mor tar bed on metal lath base in portland cement paste over plastic mor tar bed, or dry-set portland cement mortar or latex-portland ce ment mortar over a cured mortar bed, ANSI A108.1C, TCNA System W231- 14, W241-14.

8. Set tile over concrete in therapeutic pools in p ortland cement paste or dry set portland cement mortar, ANSI A108.1C, TC NA System P601MB-

14.

9. Set tile installed over gypsum board and gypsum plaster in organic adhesive, ANSI A108.1, TCNA System W242-14.

10. Set trim shapes in same material specified for setting adjoining tile.

D. Workmanship:

1. Lay out tile work so that no tile less than one- half full size is used. Make all cuts on the outer edge of the field. // Align new tile work scheduled for existing spaces to the exis ting tile work unless specified otherwise. //

2. Set tile firmly in place with finish surfaces in true planes. Align tile flush with adjacent tile unless shown otherwis e on construction documents.

3. Form intersections and returns accurately.

4. Cut and drill tile neatly without marring surfac e.

5. Cut edges of tile abutting penetrations, finish, or built-in items:

a. Fit tile closely around electrical outlets, pipi ng, fixtures and fittings, so that plates, escutcheons, collars and flanges will overlap cut edge of tile.

b. Seal tile joints water tight as specified in Sec tion 07 92 00, JOINT SEALANTS, around electrical outlets, piping f ixtures and fittings before cover plates and escutcheons are se t in place.

6. Completed work is to be free from hollow soundin g areas and loose, cracked or defective tile.

7. Remove and reset tiles that are out of plane or misaligned.

8. Floors:

a. Extend floor tile beneath casework and equipment , except those units mounted in wall recesses.

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b. Align finish surface of new tile work flush with other and existing adjoining floor finish where indicated in construction documents.

c. In areas where floor drains occur, slope tile to drains.

d. Push and vibrate tiles over 203 mm (8 inches) sq uare to achieve full support of bond coat.

9. Walls:

a. Cover walls and partitions, including pilasters, furred areas, and freestanding columns from floor to ceiling, or from floor to nominal wainscot heights as indicated in constructi on documents with tile.

b. Finish reveals of openings with tile, except whe re other finish materials are indicated in construction documents.

//c. At window openings, provide tile stools and re veals. //

d. Finish wall surfaces behind and at sides of case work and equipment, except those units mounted in wall reces ses, with same tile as scheduled for room proper.

10. Joints:

a. Keep all joints in line, straight, level, perpen dicular and of even width unless shown otherwise on construction d ocuments.

b. Make joints 2 mm (1/16 inch) wide for glazed wal l tile and mosaic tile work.

c. Make joints in quarry tile work not less than 6 mm (1/4 inch) nor more than 9 mm (3/8 inch) wide. Finish joints flush with surface of tile.

d. Make joints in paver tile, porcelain type; maxim um 3 mm

(1/8 inch) wide.

11. Back Buttering: For installations indicated bel ow, obtain 100 percent mortar coverage by complying with applicabl e special requirements for back buttering of tile in referenc ed

ANSI A108/A118/A136 series of tile installation sta ndards:

a. Tile wall installations in wet areas, including showers, tub enclosures, laundries and swimming pools.

b. Tile installed with chemical-resistant mortars a nd grouts.

c. Tile wall installations composed of tiles 203 by 203 mm

(8 by 8 inches) or larger.

d. Exterior tile wall installations.

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3.9 CERAMIC TILE INSTALLED WITH PORTLAND CEMENT MOR TAR:

SPEC WRITER NOTES:

1. Slope mortar fill to floor drains.

2. Mortar bed thickness should be the same thickness throughout where no drains occur.

3. Mortar and other requirements for shower receptors are specified in ANSI A108.1. Coordinate with details indicated in construction documents.

4. Clearly detail fills for minimum and maximum thickness required by slopes.

A. Mortar Mixes for Floor, Wall and Base Tile (incl uding Showers //, and

Therapeutic Pools //): ANSI A108.1A. except specifi ed otherwise.

B. Installing Wall and Base Tile: ANSI A108.1A, exc ept specified otherwise.

C. Installing Floor Tile: ANSI A108.1A, except as s pecified otherwise.

Slope mortar beds to floor drains at a minimum of 3 mm in 305 mm

(1/8 inch per foot).

3.10 PORCELAIN TILE INSTALLED WITH LATEX PORTLAND C EMENT BONDING MORTAR:

A. Due to the denseness of porcelain tile use latex portland cement bonding mortar that meets the requirements of ANSI A108.01. Mix bonding mortars in accordance with manufacturer’s instructi ons. Provide liquid ratios and comply with dwell times during the place ment of bonding mortar and tile.

3.11 THIN SET CERAMIC AND PORCELAIN TILE INSTALLED WITH DRY-SET PORTLAND

CEMENT AND LATEX-PORTLAND CEMENT MORTAR:

A. Installation of Tile: ANSI A108.1B, except as sp ecified otherwise.

B. Slope tile work to drains at not less than 3 mm in 305 mm (1/8 inch per foot).

3.12 THIN SET CERAMIC AND PORCELAIN TILE INSTALLED WITH ORGANIC ADHESIVE

A. Installation of Tile: ANSI A108.4.

3.13 THIN SET CERAMIC AND PORCELAIN TILE INSTALLED WITH CHEMICAL-RESISTANT

BOND COAT:

A. Epoxy Resin Type: Install tile in accordance wit h Installation of Tile with Epoxy Mortar; ANSI A108.6.

B. Furan Resin Type: Proportion, mix and place in a ccordance with the manufacturer's printed instructions. Set tile in ac cordance with

ANSI A108.8.

SPEC WRITER NOTE: Use paragraph above and below only for existing slabs where depressed floor slab is not possible.

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3.14 CERAMIC AND PORCELAIN TILE INSTALLED WITH ELAS TOMERIC BOND COAT:

A. Surface Preparation: Prepare surfaces as specifi ed.

B. Installation of Elastomeric Membrane: ANSI A108. 10 and TCNA F122-14 (on ground concrete) and F122A-14 (above-ground concret e).

1. Prime surfaces, where required, in accordance wi th manufacturer's instructions.

2. Install first coat of membrane material in accor dance with manufacturer's instructions, in thickness of 0.76 t o 1.3 mm (30 to

50 mils).

3. Extend material over flashing rings of drains an d turn up vertical surfaces not less than 101 mm (4 inches) above fini sh floor surface.

4. When material has set, recoat areas with a secon d coat of elastomeric membrane material for a total thickness of 1.3 to 1.9 mm

(50 to 75 mils).

5. After curing test for leaks with 25 mm (1 inch) of water for 24 hours.

C. Installation of Tile in Elastomeric Membrane:

1. Spread no more material than can be covered with tile before material starts to set.

2. Apply tile in second coat of elastomeric membran e material in accordance with the coating manufacturer's instruct ions in lieu at aggregate surfacing specified in ASTM C1127. Do not install top coat over tile.

3.15 GROUTING:

A. Grout Type and Location:

1. Grout for glazed wall and base tile, paver tile and unglazed mosaic tile // except for therapeutic pool // portland cem ent grout, latex-portland cement grout, dry-set grout, or commercial portland cement grout.

SPEC WRITER NOTE: List all high heat appliances continuously giving off heat in contact with floors in the “edit” area below.

2. Grout for quarry tile floor and base:

a. Grout for floors of walk-in refrigerated rooms: Epoxy grout.

b. Therapeutic pool areas: Portland cement grout.

c. Grout for Kitchens:

1) Chemical-resistant grout as specified and recomm ended by manufacturer of bond coat.

09 30 13 - 17

2) Use only furan resin grout within 609 mm (2 feet ) of ovens, steam kettles, water heaters, steam pipes, and // // in rooms.

3) Epoxy grout designed for equivalent heat resista nce to furan resin grout may be used for furan resin grout.

3. Grout for tile of therapeutic pools: Portland ce ment grout.

B. Workmanship:

1. Install and cure grout in accordance with the ap plicable standard.

2. Sand Portland Cement Grout: ANSI A108.10.

3. Standard Cement Grout: ANSI A118.6.

4. High Performance Grout: ANSI A118.7.

5. Epoxy Grout: ANSI A108.6.

6. Water-Cleanable Epoxy Grout: ANSI A118.3.

7. Furan and Commercial Portland Cement Grout: ANSI A118.5 and in accordance with the manufacturer's printed instruct ions.

3.16 MOVEMENT JOINTS:

A. Prepare tile expansion, isolation, construction and contraction joints for installation of sealant. Refer to Section 07 92 00, JOINT SEALANTS.

B. TCNA details EJ 171-14.

C. At expansion joints, rake out joint full depth o f tile and setting bed and mortar bed. Do not cut waterproof or isolation membrane.

D. Rake out grout at joints between tile, // tub, / / // service sink, //

// at toe of base, // // and where indicated in con struction documents

// not less than 6 mm (1/4 inch) deep.

3.17 CLEANING:

A. Thoroughly sponge and wash tile. Polish glazed s urfaces with clean dry cloths.

B. Methods and materials used are not permitted to damage or impair appearance of tile surfaces.

C. The use of acid or acid cleaners on glazed tile surfaces is prohibited.

D. Clean tile grouted with epoxy, furan and commerc ial portland cement grout and tile set in elastomeric bond coat as reco mmended by the manufacturer of the grout and bond coat.

3.18 PROTECTION:

A. Keep traffic off tile floor, until grout and set ting material is fully set and cured.

B. Where traffic occurs over tile floor is unavoida ble, cover tile floor with not less than 9 mm (3/8 inch) thick plywood, w ood particle board, 09 30 13 - 18 or hardboard securely taped in place. Do not remove protective cover until time for final inspection. Clean tile of any tape, adhesive and stains.

3.19 TESTING FINISH FLOOR:

A. Test floors in accordance with ASTM C627 to show compliance with codes

1 through 10.

//B. Test kitchen and storage rooms. //

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