Specification for Installing Durafloor TGA, a decorative polishable overlay wear topping

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SECTION 03 35 43 POLISHED CONCRETE FINISHES

PART 1 - GENERAL

1.1 RELATED DOCUMENTS

A. Drawings and general provisions of contract, including general and supplementary conditions apply to this section.

1.2 SUMMARY

A. Section includes:
1. Durafloor TGA finished using FGS PermaShine polished concrete system.
2. Application of a primer coat using Drytek Epoxy primer.
3. Furnish all labor, materials, equipment and services necessary for the dry diamond grinding, honing and polishing of Durafloor TGA in accordance with manufacturer recommended standards.
4. Application of Joint Tite 750 joint filler to fill and protect all joints.
5. Application of FGS Hardener Plus hardener densifier.
6. Application of PermaGuard SPS stain protection system to guard against staining.

1.3 REFERENCES

A. ASTM C109 – Standard Test Method for Determining the Compressive Strength of Hydraulic Cement Mortars using 2 inch or 50 mm Cube Specimens.
B. ASTM C1028 – Standard Test Method for Determining the Static Coefficient of Friction of Ceramic Tile and Other Like Surfaces by the Horizontal Dynamometer Pull-Meter Method.
C. ASTM F1869 – Standard Test Method for Measuring Moisture Vapor Emission Rate of Concrete Subfloor Using Anhydrous Calcium Chloride.
D. ASTM F710 – Standard Practice for Preparing Concrete Floors to Receive Resilient Flooring.
E. ASTM F2170 – Standard Test Method for Determining Relative Humidity in Concrete Floor Slabs Using in-situ Probes.
F. ACI 302. R-04 – Guide for Concrete Floor and Slab Construction.

1.4 SUBMITTALS

A. Submit the following in accordance with Division ______ Section “Submittal Procedures”.
B. Product data for Durafloor TGA to include physical characteristics, product limitations, and manufacturer’s installation instructions, including recommended mix designs for the intended application.
C. Product data for L&M Restore concrete repair material.
D. Product data for Joint Tite 750 polyurea joint filler.
E. Product data for FGS Hardener Plus hardener densifier, including product limitations and manufacturer’s instructions for installation.
F. Product data for PermaGuard SPS.
G. Installer Qualifications — Provide project names, addresses, contact names, phone numbers of at least three (3) projects of similar scope completed by the installer.
H. Maintenance procedures for cleaning and maintaining the surface of the finished installation, including cleaning and polishing equipment.

1.5 QUALITY ASSURANCE

A. Qualifications:
1. Installer with a minimum of 5 years experience in performing work of this section who has specialized in installation of work similar to that required for this project.
2. Installer trained and holding a current certificate as a FGS PermaShine installer.
3. Manufacturer Qualifications: Manufacturer capable of providing field service representation during construction and approving application method.

Specifier Note: Paragraph below should list obligations for compliance with specific code requirements particular to this section. General statements to comply with a particular code are typically addressed in Conditions of the Contract and Section 01 41 00 - Regulatory Requirements. Repetitive statements should be avoided. Current data on building code requirements and product compliance may be obtained from manufacturer technical support specialists.

B. Regulatory Requirements.
1. NFSI Test Method 101-A Phase Two Level High Traction Material.
C. Mock-Ups:
1. Construct field mock-ups in accordance with Section [01 45 00 - Quality Control] [_____].

Specifier Note: Edit paragraph below to specifying mock-up size.

2. Mock-Up Size: [100 ft2 (9.3 m2)] [_____] sample panel at jobsite at location as directed under conditions similar to those which will exist during actual placement.
3. Mock-up will be used to judge workmanship, concrete substrate preparation, operation of equipment, material application, color selection and shine.
4. Allow [24] [______] hours for inspection of mock-up before proceeding with work.
5. When accepted, mock-up will demonstrate minimum standard of quality required for this work. [Approved mock-up may [Not] remain as part of finished work.] [Remove mock-up and dispose of materials when no longer required and when directed by [Consultant] [______]] [______].
D. Pre-installation Meetings: Conduct a pre-installation meeting to verify project requirements, manufacturer’s installation instructions and manufacturer’s warranty requirements. Comply with [Section 01 31 19 - Project Meetings] [______]. Review the following:
1. Environmental requirements.
2. Scheduling and phasing of work.
3. Coordinating with other work and personnel. Remind all trades that they are working on a surface that is to become a finished surface.
4. Protection of adjacent surfaces.
5. Surface preparation.
6. Repair of defects and defective work prior to installation.
7. Cleaning.
8. Installation of polishable topping.
9. Application of liquid hardener densifier.
10. Protection of finished surfaces after installation.
11. Do not place any materials on the concrete surface that may cause staining, etching or scratching.

1.6 ENVIRONMENTAL LIMITATIONS/REQUIREMENTS

A. Comply with manufacturer’s written instructions for substrate temperature and moisture content, ambient temperature and humidity, ventilation and other conditions affecting product performance.
B. Flatness and levelness:
1. Installed and finished topping shall meet flatness and levelness requirements as specified.
2. Installed topping shall be cured a minimum of 16 hours at 72 degrees Fahrenheit

1.7 DELIVERY, STORAGE & HANDLING

A. General: Comply with [01 61 00 - Common Product Requirements] [______].
B. Ordering: Comply with manufacturer’s ordering instructions and lead time requirements to avoid construction delays.
C. Delivery:
1. Deliver materials in manufacturer’s original packaging with identification labels and seals intact.
D. Storage and Protection:
1. Store materials protected from exposure to harmful weather conditions and at temperature conditions recommended by manufacturer.
2. Protect polished topping after placement.
a. Protect from petroleum stains during construction.
b. Diaper hydraulic power equipment.
c. Restrict vehicular parking.
d. Restrict use of pipe cutting machinery.
e. Restrict placement of reinforcing steel and storage of other ferrous metals on concrete surfaces.
f. Restrict use of acids or acidic detergents on concrete surfaces.
g. Restrict painting activities over concrete surfaces.
E. Waste Management and Disposal:
1. Separate waste materials for [Reuse] [And] [Recycling] [_____] in accordance with [Section 01 74 19 - Construction Waste Management and Disposal] [_____].
2. Remove from site and dispose of packaging materials at appropriate recycling facilities.

1.9 SITE CONDITIONS

A. The ideal temperature range at time of Durafloor TGA installation is between 60 and 90°F for both surface and air temperatures.
B. Existing concrete must have a minimum compressive strength of 3000 psi.
C. Restrict areas during Durafloor TGA installation from all traffic.

PART 2 - PRODUCTS

2.0 INSTALLATION MATERIALS

A. Polishable overlay wear topping: decorative, rapid-setting, blend of cements, polymers, color and mineral aggregates to be used to resurface new and existing concrete surfaces.
  • Acceptable Material: Durafloor TGA
B. Hardener, Sealer, Densifier: Proprietary, water based, odorless liquid, VOC compliant, environmentally safe chemical hardening solution leaving no surface film.
  • Acceptable Material: FGS Hardener Plus. Basis of design.
  • Acceptable Material: LiON Hard may be substituted when conditions exist where disposing of rinse water is in conflict with local building codes.
C. Joint Filler: Semi-rigid, 2-component, self-leveling, 100% solids, rapid curing, polyurea control joint filler with Shore A 80 or higher hardness.
  • Acceptable Material: Joint Tite 750
  • Acceptable Material: L&M Restore (for crack repair)
D. Oil Repellent Sealer: Ready to use, silane, siloxane and fluoropolymers blended, water-based sealer, quick drying, low-odor, oil and water repellent, VOC compliant and compatible with chemically hardened floors.
  • Acceptable Material: Petrotex
E. Concrete Dyes: Fast-drying dye packaged in premeasured units ready for mixing with water or VOC exempt solvent; formulated for application to polished cementitious surfaces.
  • Acceptable Material: Vivid Dye or Vivid Dye WB Plus

Specifier Note: Vivid Dye is currently available in 22 standard colors. Vivid Dye colors can be combined to create an unlimited number of color variations. For color selection, refer to the Vivid Dye color chart located on the product Web page here: http://www.lmcc.com/products/vivid_concrete_dye.asp

F. Cleaning Solution: Proprietary, mild, highly concentrated liquid concrete cleaner and conditioner containing wetting and emulsifying agents; biodegradable, environmentally safe and certified “High Traction” by National Floor Safety Institute (NFSI).
  • Acceptable Material: FGS Conditioner
G. Stain Guard Sealer: Ready to use, low odor, VOC compliant, topical sealer, consisting of low molecular emulsified cross-linking, coupling polymers that effectively protect concrete and other natural stone floor surfaces from the damaging effects of staining, defacing and deterioration due to contaminant penetration.
  • Acceptable Material: PermaGuard SPS

PART 3 - EXECUTION

3.1 PREPARATION

A. Installer shall examine and approve concrete substrate for conditions affecting performance of finish. Installer shall correct conditions that are found to be out of compliance with the requirements of this section.
B. All surface defects and non-moving cracks shall be repaired using L&M Restore.
C. All saw-cuts and control joints shall be filled using Joint Tite 750.
D. Mechanically profile the concrete surface to ICRI CSP 3-5 and ensure it is clean of all dirt, oil and contaminants.
E. If application includes terrazzo strips, level and set strips to appropriate heights prior to the Durafloor TGA pour.
F. Pin or mark all existing joint locations to ensure they can be located, honored and re-saw cut after placement of the topping.
G. Prime the prepared concrete using Drytek Epoxy Primer in accordance with manufacturer’s recommendations.
H. Broadcast to refusal #20 clean silica sand onto Drytek Epoxy primer prior to set.
I. Upon primer curing for a minimum of 6 hours, vacuum and broom all loose silica sand.

3.2 TOPPING APPLICATION

Install Durafloor TGA in accordance with manufacturer’s instructions allowing for the following:

A. Any aggregates used shall be as recommended and approved by the manufacturer.
B. Integral color shall be approved by LATICRETE International, Inc.
C. Specified color to be _______________.
D. Batch mixers by CS Unitec Hippo Mixer are the preferred methods of mixing the Durafloor TGA.
E. When barrel mixing, use a 1/2” heavy-duty drill (12 mm) with a minimum of 650 rpm. Mix two (2) bags of Durafloor TGA with the specified amount of water in a mixing barrel using a mixing paddle. Mix thoroughly for 3-5 minutes to obtain a lump-free mixture.
F. Clean barrels/mixers periodically to remove any unmixed and/or hardened material prior to placing.
G. Place Durafloor TGA to grade levels required.
H. Pour, gauge-rake, and porcupine-roll materials. Use only steel tined, 1 ¼” rollers.
I. Place Durafloor TGA at a minimum thickness of 3/8” deep.
J. Place Durafloor TGA to achieve as smooth a top surface as possible. Mounds are not acceptable. Contractor shall control overall flatness and levelness and may be required to pre-level the area prior to installing the topping.

3.3 JOINT SAWING, PREPARATION AND FILLING

A. Allow topping to cure for a minimum of six (6) hours prior to saw cutting joints.
B. Locate original joints and saw cut through topping into the original joint. Saw blade shall penetrate to depth of original joint.
C. Ensure saw-cut joint is completely free of dust, dirt, and debris.
D. Apply stain prevention film or other masking agent along surface on both sides of the joint if residual staining may be a concern.
E. Install joint filler. Fill from bottom of joint.
F. Overfill joint to a crowned profile.
G. After curing for 30 minutes, cut excess filler, leaving the filler profile flush with the floor surface.

3.4 POLISHING

A. Allow Durafloor TGA to cure for a minimum of 16 hours before beginning the polishing process.
B. Polishing process basis of design: STI EGT Diamond System. Follow all steps of the EGT System using the dry method. See: http://www.substratetechnology.com/diamond-systems/egt-pmw-polishing-system for complete details. Please note that this is a proven System for the TGA process.

3.5 PROTECTION

A. Protect installed product from damage during construction in accordance with Section [01 76 00 – Protecting Installed Construction].
B. Protect installed product with EZ Cover™ by McTech Corp., Ram Board, or comparable product.

3.6 APPROVED INSTALLERS

A. The following are Durafloor TGA approved installers:
Kyle Wiggins
Flooring Solutions
23309 High Bridge Rd Ste 18
Monroe, WA 98296
360-805-9911
kyle@flooring-solutionsllc.com
Freddi Gwynn
Gwynn Enterprises, Inc.
1309 Steele St.
Laramie, WY 82070
307-745-4922
polishedconcreteofwyoming@gmail.com
Roy Bowman
Concrete Visions
4109 S 72nd East Ave.
Tulsa, OK 74145
918-779-7650
r.bowman@concretevisions.net
Mike Frost
Vermont Eco Floors
3222 Greenbush Rd
Charlotte, VT 05445
802-425-7737
contactus@vermontecofloors.com
Shawn Weaver
Concrete Floor Systems
1820 W Baker Ave.
Englewood, CO 80110
303-495-5692
shawn@concretepolished.com
Dmitry Brodsky
L&A Crystal
10903 N Industrial Dr.
Mequon, WI 53092
262-242-5757
dmitryb@lacrystal.com
John Jared
Concrete Resource LLC
104 N. Oliver St.
Charlotte, MI 48813
517-543-5531
concreteresource1@hotmail.com
Tom Graf
Concrete Arts
575 Schommer Drive
Hudson, WI 54016
715-386-8785
tgraf@concretearts.com
Ryan Dickinson
Custom Concrete Creations
6009 N 146th Ave
Omaha, NE 68116
402-312-7882
ryan@polishtheplanet.com
Brady Cribbs
National Polishing
5145 Brecksville Rd Ste 101
Ritchfield, OH 44286
866-856-3711
bcribbs@nationalpolishing.com
Andy Perduk
AG Engineering & Construction
1813 Oregonia Rd
Lebanon, OH 45030
513-932-7400
aperduk@embarqmail.com
John Norton
Preferred Global
1360 S 10th St
Nobelsville, IN 46060
317-770-0070
jnorton@preferredglobal.net
Bill Canary
Durabond
142 NW 29th St.
Miami, FL 33127
(305) 576-6533
wcanary@durafloor.net
Steve Fisher
Applied Flooring Technologies
1399 N Killian Dr Ste 1
Lake Park, FL 33403
(561) 337-8099
stevefisher@appliedflooringtechnologies.com
Eric Traffie
Premier Concrete Construction, LLC
614 Gibbons Highway
Wilton, NH 03086
603-654-2471
Scott Fouts
CDPI
6843 W Tropicana Ave Ste 100
Las Vegas, NV 89103
(702) 247-6736
scott@cdpinnovations.com
Jameon Schwarz
Pro Concrete Design
5525 Raytown Rd
Raytown, MO 64133
816-356-6440
jameon@proconcretedesign.com
Mark Finch
The MJA Company
65 Clyde Ave.
Buffalo, NY 14215
716-831-7091
mfinch@themjacompany.com
Tim Majie
QC Companies
14043 Lincoln St. NE
Ham Lake, MN 55304
763-755-1245
tim@qccomp.com
Allen Janes
Central Montana Coatings
2517 Central Ave.
Great Falls, MT 59401
406-454-1246
janesfamily5@hotmail.com
Rick Zingale
Centennial Surface Technology
2420 W 1st Street Suite 59
Tempe, AZ 85281
480-967-5202
rzingale@yahoo.com
Jeff Abrahamson
Pacific Decorative Concrete, Inc.
5421 Stationers Way
Sacramento, CA 95842
916-349-1200
abrahamson@pacificdecorative.com