PROJECT MANUAL Specifications Seafood Removal Walmart Store No 1186 Liberty TX

B. Do not proceed until unsatisfactory conditions are corrected.
3.3 DENSIFIER APPLICATION
A. If mock up reveals existing slab won’t accept penetrating densifier, as evidenced by whitening or streaking of slab
surface, omit densifier application and proceed with protective surface treatment application specified below.
Omission of densifier application must be approved in writing by Walmart Concrete Consultant.
B. Use proper Personal Protective Equipment (PPE) when applying densifier.
C. Applicator shall examine the areas and conditions under which work of this section and shall not proceed until unsatisfactory
conditions are resolved.
1. Correct existing slab conditions that are found to be out of compliance with the requirements of this Section.
2. Inspect joint and joint filler material. Notify maintenance if replacement is required.
3. Required slab repairs shall be reviewed and accepted by the Owner’s Flooring Consultant (SSI) prior to
proceeding.
D. Application:
1. Application shall be performed by certified applicator in accordance with manufacturer’s published instructions.
2. Employ methods to ensure concrete surface is not damaged during application, including discoloration.
3. Apply surface densifier at the rate of 500 SF per gallon.
4. Apply with low pressure sprayer with enough coverage to keep concrete surface wet for minimum 20
minute period.
5. After densifier is dry, burnish surface, removing all remaining densifier residue.
6. Burnish at a slow movement pace using high speed machine with burnishing pads.
3.4 PROTECTIVE SURFACE TREATMENT (STAIN GUARD) APPLICATION
A. Area to be treated: Subsequent to densifier application or in lieu of same as specified above, apply protective
treatment over surfaces to which densifier has been applied and has dried.
B. Use proper Personal Protective Equipment (PPE) when applying lithium stain guard and/or burnishing.
C. Apply Stain Guard:
1. Apply in accordance with manufacturer’s published instructions.
2. Apply first coat at the rate of 2,000-2,500 sq. ft. per gallon, per manufacturer’s recommendation (DO NOT
OVER APPLY).
3. Use applicator pad, pre-wetted with stain guard, to pull material out to create a thin film prior to drying.
4. Remove product completely from areas of over application, as evidenced by surface streaking, and replace
with unused stain guard.
5. Apply second coat of stain guard at all high traffic areas identified on the drawings at the rate of 2,500 sq.
ft. per gallon.
D. High speed burnish:
1. After each application of stain guard is dry, burnish surface.
2. Burnish at a slow movement pace using high speed machine with 800 grit diamond impregnated or hog’s
hair burnishing pads.
3. Burnish with several passes. Make each progressive pass at 90 degrees from previous pass.
4. Burnishing, pad type, and pace of forward movement shall combine to develop a minimum floor surface
temperature of 91-degrees F directly below the burnishing pad as continuously measured by the operator
during installation.
03931-6
Walmart #1186 – Liberty, TX 04/20/11
CMA/10118.034