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How to Avoid
  Failures
  David M. Gobis CTC CSI

           息2009




                           1
Coverings is a Registered Provider with The American Institute of
Architects Continuing Education Systems. Credit earned on
completion of this program will be reported to CES Records for AIA
members. Certificates of Completion for non-AIA members are
available on request.

This program is registered with the AIA/CES for continuing
professional education. As such, it does not include content that
may be deemed or construed to be an approval or endorsement by
the AIA of any material of construction or any method or manner of
handling, using, distributing, or dealing in any material or product.
Questions related to specific materials, methods, and services will
be addressed at the conclusion of this presentation.



                                                                        2
Learning Objectives
 All tile and setting material is not created
  equal. Are yours up to the task?

 Tile Industry and substrate trades
  guidelines, valuable resouces.

 Is your available labor qualified to do the
  job?

                                                 3
Material Selection



            It is all about
              Planning
              Selection
              Execution

                              4
Planning
 The right materials for the application

 The right method for the application

 The right labor skills for the job




                                            5
Proper Planning is About
  This           Not this




                            6
Most Common Complaints

 Movement Joints
 Substrates
 Waterproofing
 Large Tile
 Thinsets
                           7
Substrate Issues




                   8
Appropriate Substrate
                                   Concrete

      American Concrete                       Tile Council of North America
          Institute                           American National Standards
   ACI 302.2R-21                                 F-113
   CHAPTER 5FLOOR COVERING                       slab to be well cured, dimensionally
    AND ADHESIVE MANUFACTURERS                    stable, and free of cracks, waxy or oily
    RECOMMENDATIONS                                films, and curing compounds.
   5.1Introduction                              ANSI A108.01
     The architect and engineer should            3.1.2.1
    communicate to ensure that the                Do not use liquid curing compounds or
    requirements for floor coverings in            other coatings that may prevent
    Division 9 of Construction                     bonding of tile setting materials to
    Specifications Institute (2000)                slabs. Use control joints through the
    specifications are compatible with             slab and tile finish as specified or
    Division 3 requirements for concrete in        where cracks are anticipated.
    the same specification

                                                                                              9
Substrate Preparation
Clean          Bondable




                          10
Proper Substrate Preparation
    YES !           NO !!!!!




                               11
Wood Substrates




                  12
Appropriate Substrate
                      Wood
Engineered Wood Assoc.             Tile Industry
                            maximum variation in plywood
                             surface shall not exceed 1/4"
                             in10'-0" and 1/16" in 1'-0" from
                             the required plane. Adjacent
                             edges of plywood sheets
     www.apawood.or          max. 1/32" above or below
     g                       each other.
                            floor systems, including the
                             framing system and subfloor
                             panels, over which tile will be
                             installed shall be in
                             conformance with the IRC


                                                            13
Large Tile




             14
Big Tile and Patterns
  Consider 1/3 offset with        Make sure modular
   12x24 tile                      patterns fit




To minimize any natural warpage
This recent Standards revision now includes a
          category for Rectified Tile
Lippage Allowances (minus
                                   warpage)
Tile Type             Tile Size           Grout Joint Width     Allowable


Glazed wall/Mosaics   1 x 1 to 6x6    1/8 or less         1/32




Quarry                6 x 6 to 8x8    1/4 or greater      1/16


Paver (porcelain)     All                 1/8 to 1/4         1/32
Paver (porcelain)     All                 1/4 or greater      1/16




         1/32 of an inch is .0312 or about the thickness of a credit card
         1/16 of an inch is .0625 or about the thickness of a penny
Lighting
Critical Lighting Effects




                            18
Planning for Waterproofing
The right materials for the application

The right method for the application

The right labor skills for the job




                                           19
Appropriate Design
3 Years Old     2 Years Old




                              20
Appropriate Design
    One Year Old




                     21
Appropriate Design
 And Even More Bad Ideas




                           22
Appropriate Design
            Showers Need Effective Waterproofing




Board set                     Door
 on tub                        Nail
                           Waterproofing
                                                   23
Appropriate Design
Plumbing code may be insufficient to protect the structure




                                                      24
Enhanced?

          Appropriate Design
Consider waterproofing the entire area at the surface




                                                        25
Thinsets




           26
Mortar / Dry-Set / Thin-set
         Confusing Terminology
 ANSI 118.1 Dry-Portland Cement (Un-modified Thin-set)
 ANSI 118.4 Latex or Polymer-Portland Cement Mortar
  (Modified Thin-set)
      Wall Tile Thin-set Mortar (Non-Sag Mortar)
      Crack Prevention Mortar (Flexible Thin-set)
      Complete Contact Mortar (No Back Buttering over flat surfaces)
      Rapid Setting Mortar (allows grouting and foot traffic faster)
      Medium Bed Mortars (Apply up to 他 without excess shinkage )
    ANSI 118.11 EGP Latex Mortar (Thin-set Over
     Plywood)
Get Specific Recommendations
        for Glass Tile




                           28
Not All Thinsets Suitable for
        Exterior Use




                                29
Ceramic Tile is NOT Structural
Always make sure
the method used for
installation provides at
least 80% coverage
equally distributed, 95%
in wet areas or exterior
applications.
Dots Dont Work!




                   31
Ridges, Exterior Deck, Freeze/Thaw




                                     32
Movement Joints




                  33
Always Provide Movement Joints
   interior  20 to 25' in each
    direction.
   exterior  8' to 12' in each
    direction.
   interior tilework exposed to
    direct sunlight or moisture  8
    to 12'
   where tilework abuts
    restraining surfaces
   same as grout joint, but not
    less than 1/4".
Incorporated into Every Job




                              35
Recent Job




             36
The Question is NOT Will There
       be Movement




 It Is How Much
                             37
Questions?
          Dave Gobis
Independent Technical Consultant
         262-994-1175
 dave@ceramictileconsultant.com
             息 2009


                                   38

More Related Content

Cov 09 How To Avoid Failure C

  • 1. How to Avoid Failures David M. Gobis CTC CSI 息2009 1
  • 2. Coverings is a Registered Provider with The American Institute of Architects Continuing Education Systems. Credit earned on completion of this program will be reported to CES Records for AIA members. Certificates of Completion for non-AIA members are available on request. This program is registered with the AIA/CES for continuing professional education. As such, it does not include content that may be deemed or construed to be an approval or endorsement by the AIA of any material of construction or any method or manner of handling, using, distributing, or dealing in any material or product. Questions related to specific materials, methods, and services will be addressed at the conclusion of this presentation. 2
  • 3. Learning Objectives All tile and setting material is not created equal. Are yours up to the task? Tile Industry and substrate trades guidelines, valuable resouces. Is your available labor qualified to do the job? 3
  • 4. Material Selection It is all about Planning Selection Execution 4
  • 5. Planning The right materials for the application The right method for the application The right labor skills for the job 5
  • 6. Proper Planning is About This Not this 6
  • 7. Most Common Complaints Movement Joints Substrates Waterproofing Large Tile Thinsets 7
  • 9. Appropriate Substrate Concrete American Concrete Tile Council of North America Institute American National Standards ACI 302.2R-21 F-113 CHAPTER 5FLOOR COVERING slab to be well cured, dimensionally AND ADHESIVE MANUFACTURERS stable, and free of cracks, waxy or oily RECOMMENDATIONS films, and curing compounds. 5.1Introduction ANSI A108.01 The architect and engineer should 3.1.2.1 communicate to ensure that the Do not use liquid curing compounds or requirements for floor coverings in other coatings that may prevent Division 9 of Construction bonding of tile setting materials to Specifications Institute (2000) slabs. Use control joints through the specifications are compatible with slab and tile finish as specified or Division 3 requirements for concrete in where cracks are anticipated. the same specification 9
  • 11. Proper Substrate Preparation YES ! NO !!!!! 11
  • 13. Appropriate Substrate Wood Engineered Wood Assoc. Tile Industry maximum variation in plywood surface shall not exceed 1/4" in10'-0" and 1/16" in 1'-0" from the required plane. Adjacent edges of plywood sheets www.apawood.or max. 1/32" above or below g each other. floor systems, including the framing system and subfloor panels, over which tile will be installed shall be in conformance with the IRC 13
  • 15. Big Tile and Patterns Consider 1/3 offset with Make sure modular 12x24 tile patterns fit To minimize any natural warpage
  • 16. This recent Standards revision now includes a category for Rectified Tile
  • 17. Lippage Allowances (minus warpage) Tile Type Tile Size Grout Joint Width Allowable Glazed wall/Mosaics 1 x 1 to 6x6 1/8 or less 1/32 Quarry 6 x 6 to 8x8 1/4 or greater 1/16 Paver (porcelain) All 1/8 to 1/4 1/32 Paver (porcelain) All 1/4 or greater 1/16 1/32 of an inch is .0312 or about the thickness of a credit card 1/16 of an inch is .0625 or about the thickness of a penny
  • 19. Planning for Waterproofing The right materials for the application The right method for the application The right labor skills for the job 19
  • 20. Appropriate Design 3 Years Old 2 Years Old 20
  • 21. Appropriate Design One Year Old 21
  • 22. Appropriate Design And Even More Bad Ideas 22
  • 23. Appropriate Design Showers Need Effective Waterproofing Board set Door on tub Nail Waterproofing 23
  • 24. Appropriate Design Plumbing code may be insufficient to protect the structure 24
  • 25. Enhanced? Appropriate Design Consider waterproofing the entire area at the surface 25
  • 26. Thinsets 26
  • 27. Mortar / Dry-Set / Thin-set Confusing Terminology ANSI 118.1 Dry-Portland Cement (Un-modified Thin-set) ANSI 118.4 Latex or Polymer-Portland Cement Mortar (Modified Thin-set) Wall Tile Thin-set Mortar (Non-Sag Mortar) Crack Prevention Mortar (Flexible Thin-set) Complete Contact Mortar (No Back Buttering over flat surfaces) Rapid Setting Mortar (allows grouting and foot traffic faster) Medium Bed Mortars (Apply up to 他 without excess shinkage ) ANSI 118.11 EGP Latex Mortar (Thin-set Over Plywood)
  • 28. Get Specific Recommendations for Glass Tile 28
  • 29. Not All Thinsets Suitable for Exterior Use 29
  • 30. Ceramic Tile is NOT Structural Always make sure the method used for installation provides at least 80% coverage equally distributed, 95% in wet areas or exterior applications.
  • 32. Ridges, Exterior Deck, Freeze/Thaw 32
  • 34. Always Provide Movement Joints interior 20 to 25' in each direction. exterior 8' to 12' in each direction. interior tilework exposed to direct sunlight or moisture 8 to 12' where tilework abuts restraining surfaces same as grout joint, but not less than 1/4".
  • 37. The Question is NOT Will There be Movement It Is How Much 37
  • 38. Questions? Dave Gobis Independent Technical Consultant 262-994-1175 dave@ceramictileconsultant.com 息 2009 38