Attach_A_Specifications_Mitchell_Neilson_Flooring-_Scope_of_Work_-_4-25-25.pdf

Johnson + Bailey Architects, P.C.

100 E Vine St, Suite 700 Murfreesboro, TN 37130

April 25, 2025 Page | 1

Mitchell Nielson Elementary Flooring Renovations – Scope of Work

The following scope describes the work to be completed at Mitchell Nielson Elementary, located at 711 W Clark Blvd, Murfreesboro, TN 37129. The intent of this project is to replace existing flooring with stained and polished concrete flooring system.

The scope is as follows:

Demolition Work

1. Relocate existing furnishings at areas of work.

2. Protect existing construction from damage during renovation operations.

3. Remove all existing carpet and tile flooring and adhesive at areas designated by Owner.

New Flooring Work

1. Inspect existing concrete subfloors and prep for grinding, staining and polishing.

2. Grind, Stain and polish existing concrete floor slabs as describer in attached specification section 03 35 43.13 CHEMICAL STAINING AND DIAMOND POLISHING CONCRETE FLOORS

3. Final cleaning of work areas.

4. Move furnishings back to their original locations.

Notice to Proceed on site will be issued for Friday, May 30, 2025 and project shall be substantially complete on or before 58 calendar days from Notice to Proceed.

ATTACHMENT A

03 35 43.13 CHEMICAL STAINING AND DIAMOND POLISHING CONCRETE FLOORS

PART 1 - GENERAL

1.1 SUMMARY

A. Drawings and general provisions of Contract, including General and Supplementary Conditions and Division 1 Specification sections, apply to Work of this Section.

B. Section Includes:

1. Dye stained concrete interior floor slabs.

2. Grinding and polishing concrete surfaces.

C. Related Sections:

1. Division 3 Sections for general applications of concrete.

2. Division 7 Sections for colored sealant for joints.

1.2 REFERENCES

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

1. ASTM C309 "Liquid Membrane-Forming Compounds for Curing Concrete."

2. ASTM C494 "Standard Specification for Chemical Admixtures for Concrete."

1.3 SUBMITTALS

A. Product Data: Submit manufacturer's complete technical data sheets for the following:

1. Concrete dye stain.

2. Chemical lithium hardener

3. Final finish

B. Samples for Initial Selection: Manufacturer's color charts showing full range of colors available.

C. Qualification Data: For firms indicated in "Quality Assurance" Article, including list of completed projects.

D. Submit the following in accordance with Section 01 33 23 - Schedules, Reports and Submittals.

E. Product data for each grinding machine, including all types of grinding heads, dust extraction system, joint filler, concrete densifying impregnator, penetrating sealer, and any other chemicals used in the process.

F. Applicators must submit a copy of their attendance to the manufacture's Polished Concrete Certified Training Program.

G. Polished concrete samples: Size 10 FT square, for each Polished Concrete finish required.

1.4 QUALITY ASSURANCE

A. Manufacturer Qualifications: Manufacturer with experience in the production of specified products.

B. Installer Qualifications: An installer with 5 years experience with work of similar scope and quality.

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C. Obtain each specified material from same source and maintain high degree of consistency in workmanship throughout Project.

D. Notification of manufacturer's authorized representative shall be given at least 1-week before start of Work.

E. Certified Applicators:

1. Consult Manufacturer for a list of Certified Applicators.

F. Installer/Applicator shall be certified by chemical manufacturer and shall provide adequate number of skilled workmen who are thoroughly trained and experienced in the necessary craft.

G. Manufacturer's Certification: Provide a letter of acknowledgement from both the equipment and chemical manufacturer stating that the installer is a trained applicator and is familiar with proper procedures and installation requirements recommended by the manufacturer.

H. Dye Stained Ground and Polished Concrete Field Samples:

1. At location on Project selected by Architect, place and finish 10 feet by 10 feet area.

3. Construct field sample using processes and techniques intended for use on permanent work, including curing procedures. Include samples of control, construction, and expansion joints in sample panels. Field sample shall be produced by the individual workers who will perform the work for the Project.

4. Select from Part 4 - Schedules cut and shine level and finish coat.

5. Edges should be included in mockup.

6. Accepted field sample provides visual standard for work of Section.

7. Field sample shall remain through completion of work for use as a quality standard for finished work.

8. Remove field sample when directed.

J. Environmental Limitations:

1. Comply with manufacturer's written instructions for substrate temperature and moisture content, ambient temperature and humidity, ventilation and other conditions affecting chemical performance.

2. Application of finish and dye system shall take place a minimum of 21 days prior to fixture and trim installation and/or substantial completion.

3. Finish concrete area shall be closed to traffic during finish floor application and after application for the time as recommended by the manufacturer.

1.5 DELIVERY, STORAGE AND HANDLING

A. All chemicals: Comply with manufacturer's instructions. Deliver in original, unopened packaging. Store in dry conditions.

1.6 PROJECT CONDITIONS

A. Dye Stained Concrete Environmental Requirements:

1. Schedule placement to minimize exposure to wind and hot sun before material has cured.

PART 2 - PRODUCTS

2.1 ACCEPTABLE MANUFACTURERS

A. L. M. SCOFIELD COMPANY, Douglasville, Georgia 1-800-800-9900 (Basis of Design).

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B. Equal products by the following manufacturers:

1. L&M Construction Chemicals

2. Brickform, by Solomon Colors Inc.

3. PROSOCO, Inc., Lawrence, KS, (800) 255-4255, www.prosoco.com

C. Equal products submitted and approved in accordance with Section 01 25 13.

2.2 MATERIALS

A. Solvent based color liquid dye concentrate: by L. M. SCOFIELD COMPANY.

C. Provide manufacturer's companion Lithium Densifier and final finish product to help ensure color and protection.

D. Acceptable products:

1. Concrete Dye Stain:

SCOFIELD Formula One™ Liquid Dye Concentrate by L. M. SCOFIELD COMPANY.

2. Chemical Lithium Hardener:

SCOFIELD Formula One™ Lithium Densifier MP by L. M. SCOFIELD COMPANY.

3. Finish:

SCOFIELD Formula One™ Guard-W by L. M. SCOFIELD COMPANY.

4. Planetary grinding equipment must be capable of providing a multiple step process starting with course metal bond diamonds and ending with fine resin bond diamonds.

2.3 COLORS

A. Concrete Dye Stain[s]:

1. Liquid Dye Concentrate by L. M. SCOFIELD COMPANY.

a. Color to be selected by Architect from manufacturer’s full range of colors.

PART 3 - EXECUTION

3.1 POLISHED CONCRETE APPLICATION

A. Applicator shall examine the areas and conditions under which work of this section will be provided and shall correct conditions detrimental to the timely and proper completion of the work and the Applicator shall not proceed until unsatisfactory conditions are resolved.

B. Grind the concrete floor with metal bond diamonds removing construction debris until the specified Grade is obtained. The first cut must be performed with a metal bond diamond.

C. After the 400 grit resin bond diamond has been used apply liquid dye and liquid hardener according to the manufacturer's current literature. Allow 12 hours to cure before continuing.

D. Finish honing and polishing the floor to desired Class.

E. After the polishing process has been completed apply protection guard material according to the products current technical bulletin. Allow to cure for 2-4 hours.

F. Using a high-speed burnishing machine and diamond impregnated pads, burnish the surface to the desires gloss level.

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G. Upon completion, the work shall be ready for final inspection and acceptance by the customer.

3.2 PROTECTION

A. The General Contractor is responsible for using Temporary Floor Protection throughout the project to safeguard the surface quality of concrete slabs before and after application of decorative finishes or installations of other materials.

B. All concrete floors that will be not be covered by other materials will be protected throughout the project. The concrete slab must be treated as a finished floor at all times during construction.

C. Temporary Floor Protection will be removed only while finish work to the concrete is being performed and will be replaced after the final finish has cured sufficiently.

D. Temporary Floor Protection to be provided per manfacturer’s requirements.

E. DO NOT APPLY THE HEAVY DUTY SEAMING TAPE TO BARE OR FINISHED FLOORS OR

WALL SURFACES AT ANY TIME. IT WILL PERMANENTLY DAMAGE THE FLOOR

3.3 CLEANING

A. The work area shall be kept clean and free of debris at all times.

B. Remove slurry and dust from adjoining surfaces as necessary.

C. Dispose of material containers in accordance with local regulations.

D. Protect finished work until fully cured per manufacturer's recommendations.

3.4 APPLICATORS

A. For a list of Certified Applicators, contact manufacturer.

PART 4 - SCHEDULES

4.1 CUT AND SHINE LEVELS

A. Cut Level (Depth of cut)

1. Grade 2

B. Shine Level (Gloss level)

1. Class 1

- END OF SECTION -

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