SECTION 07131 ELASTOMERIC SHEET WATERPROOFING - RUBBERIZED

SECTION 07131 ELASTOMERIC SHEET WATERPROOFING - RUBBERIZED ASPHALT

PART 1 GENERAL 1.1

SUMMARY A. Related Documents: Provisions established in General and Supplementary Conditions of the Contract, Division 1 General Requirements, and the Drawings are collectively applicable to this Section. B. Section Includes: 1. Self-adhered rubberized asphaltic sheet membrane waterproofing.

1.2

SYSTEM REQUIREMENTS A. Interface With Adjacent Systems: Provide compatible watertight connection to adjacent, dissimilar waterproofing systems.

1.3

SUBMITTALS A. General: Submit in accordance with Section 01330. B. Product Data: Submit product data for materials and accessories. C. Samples: Submit 12 by 12 inch samples of sheet membrane and protection board. D. Submit following Informational Submittals: 1. Certifications specified in Quality Assurance article. 2. Qualification Data: Applicator's qualification data. 3. Manufacturer's instructions; include applicable temperature ranges. 4. Manufacturer's field reports. E. Closeout Submittals: 1. Submit under provisions of Section 01780. 2. Warranty: Submit specified warranty.

1.4

QUALITY ASSURANCE A. Manufacturer's Qualifications: 1. Not less than 5 years documented experience in manufacturing of specified waterproofing. 2. Obtain primary waterproofing materials from single manufacturer. Ensure manufacturer's name appears on each container. 3. Provide secondary materials as required by manufacturer of primary materials. 4. Manufacturer's qualified technical representative will be required to visit Project site to advise applicator of procedures and precautions for installation of waterproofing materials at the beginning of the work. 5. Manufacturer's technical representative will be required to be at Project site periodically during installation and immediately prior to installation of protection board, to ensure waterproofing has been properly installed and warranty requirements have been met. B. Applicator Qualifications: 1. Acceptable to membrane manufacturer prior to execution of this Contract. 2. Company specializing in application of specified waterproofing. 3. Minimum 3 years documented experience with submitted product. C. Owner reserves right to hire independent waterproofing consultant to review submittals, procedures, and installation. D. Certifications: 1. Submit manufacturer's certification stating materials ordered and supplied are compatible with each other, suited for locale and purpose intended and shipped in sufficient quantity to ensure proper timely installation.

98 San Jacinto Residences, Austin, Texas BOKA Powell Project No. 6671-06082

ELASTOMERIC SHEET WATERPROOFING - RUBBERIZED ASPHALT 07131 - 1 08 February 2007

2. 3.

Certification shall also state that waterproofing materials have express warranty of fitness for the particular purposes of this Project. Certify materials shipped to Project site meet membrane manufacturer's published performance standards and requirements of this Specification.

1.5

PRE-INSTALLATION CONFERENCE A. Conduct pre-installation conference in accordance with Section 01310. B. Agenda: 1. Review Project Specifications and Drawings. 2. Establish installation schedules and sequence. 3. Coordinate work with in-place and subsequent construction. 4. Review weather and working conditions. 5. Review installation procedures, including: a. Substrate requirements for Project acceptance (curing of concrete surface, form release agents, temperature). b. Waterproofing installation. c. Phasing and sequencing requirements. d. Termination, flashing, expansion joint, and penetration requirements. e. Review inspection, testing, and quality control procedures. f. Review protection requirements for construction period beyond waterproofing installation. C. Conduct tour of areas to be waterproofed and report on surface acceptance, possible problem areas, and recommended remedies.

1.6

DELIVERY, STORAGE AND HANDLING A. Comply with requirements of Section 01600. B. Do not double stack membrane pallets. C. Keep primer, mastics and adhesives in dry area away from flames, sparks and excessive heat. D. Store material in dry area out of direct sunlight. E. Cover materials and allow for adequate ventilation.

1.7

PROJECT CONDITIONS A. Environmental Requirements: 1. Do not apply products when surface or ambient temperature is below 40 degrees F unless special low temperature products are used. 2. Do not apply products in any instances where surface temperature is lower than minus 25 degrees F. 3. Do not apply to damp or frozen surfaces or during inclement weather. B. Do not work or walk on exposed waterproofing membrane. Install permanent protection board immediately to protect membrane during subsequent work operations.

1.8

SEQUENCING A. Coordinate and sequence work to ensure that construction materials placed against or over waterproofing and protection system will occur within 7 days of membrane installation. Do not expose membrane to ultraviolet rays beyond period of time recommended by system manufacturer. B. Install protection board within 24 hours of membrane installation.

1.9

WARRANTY A. Comply with requirements of Section 01780. B. Provide custom warranty, or standard warranty with attachments, for full replacement value of completed installation signed by manufacturer, applicator, and Contractor warranting against water infiltration and defects of materials and workmanship for period of 5 years from date of Substantial Completion. If manufacturer will not allow installer and Contractor to sign manufacturer's warranty, append installer and Contractor's warranty to manufacturer's



C. D. E.

warranty to create warranty that covers labor and workmanship, including labor for access to waterproofing, for watertight warranty. Warrant penetrations, terminations, sealants, expansion joints, membrane, and protection board. Warranty shall include removing and reinstalling superimposed work covering waterproofing. Warranty with disclaimer disallowing implied warranties of merchantability and/or fitness for a particular purpose or other disclaimers that reduce Owner protection is not acceptable. If manufacturer's standard warranty is used and the warranty disclaims implied or expressed warranties of merchantability and fitness, the manufacturer shall remove that disclaimer and have authorized representative initial noting acceptance of warranty responsibility.

PART 2 PRODUCTS 2.1

PRODUCTS AND MANUFACTURERS A. Acceptable Products and Manufacturers: Subject to compliance with requirements herein, provide products from one of the following: 1. Bituthene 4000 Waterproofing System, W. R. Grace & Co. 2. Elasto-Ply; Karnak Corporation. 3. Duramem 700-SM; Pecora Corporation. 4. MEL-ROL, W. R. Meadows, Inc. 5. MiraDRI Moisture Protection Products, TC MiraDRI. 6. Polyguard 650 Membrane, Polyguard Products Inc. 7. QSC 701; Carlisle Corporation, Carlisle Coatings & Waterproofing Inc. B. Substitutions: Submit in accordance with Section 01600.

2.2

MATERIALS A. Sheet Membrane: 1. Type: a. Self-adhering membrane of rubberized asphalt laminated to polyethylene sheet or heavy duty protection course. b. Low temperature grade when dictated by temperature at time of application. c. Compatible with water based primer. 2. Thickness: 52 mils minimum. 3. Color: Black or gray. 4. Tensile Strength (membrane): 250 psi minimum, ASTM D 412. 5. Ultimate Elongation: 300 percent minimum, ASTM D 412. 6. Pliability Temperature: Minus 25 degrees F, ASTM D 146. 7. Hydrostatic Head Resistance at Lap: 150'-0" minimum. 8. Water Absorption: 0.5 percent maximum mass weight gain after 48 hour immersion at 70 degrees F, ASTM D 570. B. Primer/Conditioner: Water-based VOC compliant type required by membrane manufacturer. No solvent or 1,1,1 - Trichloroethane based primers will be accepted. C. Mastic: Rubberized asphaltic type required by membrane manufacturer. D. Liquid Membrane: Two component elastomeric, mastic grade as furnished by membrane manufacturer. E. Cement Mortar: Epoxy or latex modified cementitious composition acceptable to membrane manufacturer. F. Concrete Patching Compound: Fast setting, non-shrinking patching compound, of type acceptable to membrane manufacturer. G. Asphaltic Protection Board - Horizontal Applications: 1. Type: Preformed sheet or board, as required by waterproofing manufacturer for conditions encountered. 2. Thickness: 1/8 inch. 3. Acceptable Product:



H.

I.

a. Bituthene Asphaltic Hardboard, W. R. Grace and Co. b. Sealtight Protection Course PC-2, W. R. Meadows, Inc. Fan-Fold Protection Board - Vertical Applications: 1. Type: Extruded polystyrene sandwiched between non-perforated film laminates designed for use in commercial foundation waterproofing applications; 15 psi compressive strength. 2. Thickness: 1/4 inch. 3. Acceptable Products: a. AMOCOR-PB4 Protection Board, Amoco Foam Products Co., Atlanta, GA. b. Styrofoam Brand Protection Board, Dow Chemical, Midland, MI. c. UCI Underlayment Board, UC Industries, Inc., Parsippany, NJ. Protection Board Adhesive: Type required by board manufacturer and compatible with membrane.

PART 3 EXECUTION 3.1

EXAMINATION A. Examine conditions and proceed with work in accordance with Section 01450. B. Ensure surfaces are reasonably smooth and free of holes, cracks or projections which might be detrimental to successful installation. C. Verify that curing methods used for concrete are compatible with membrane system. D. Verify that horizontal surfaces have smooth wood float finish, free from defects. Broom finish not acceptable. E. Verify that items penetrating waterproofing system are securely installed. F. Verify that concrete surfaces have cured a period of time acceptable to membrane manufacturer. G. Verify that masonry joints are struck flush with face of unit.

3.2

PREPARATION A. Protect adjacent surfaces not designated to receive waterproofing. B. Clean and prepare surfaces in accordance with manufacturer's instructions. C. Seal cracks and joints in accordance with manufacturer's instructions. Use proper depth-width ratio required by sealant manufacturer. D. Remove sharp projections, fins, and loose material. Remove form ties to 3/4 inch minimum behind face of wall. Fill holes, voids, and honeycomb areas flush with concrete patching compound or cement mortar. E. Seal penetrations with mastic. F. Provide fillet or cant at junction of vertical and horizontal surfaces using cast-in-place cement mortar in configuration acceptable to membrane manufacturer.

3.3

INSTALLATION A. Install in accordance with Section 01600 and approved shop drawings. B. Apply primer/conditioner at rate required by manufacturer. Install only as much primer/conditioner as can be covered in same day. C. Prior to placing full membrane, provide membrane strips at inside corners, outside corners, and working joints. Center strips along axis of corner and joint. D. Extend membrane over footing and down face 6 inches minimum, except terminate at point 12 inches below floor slab of protected space where footings are at greater depth. E. Install membrane in shingle fashion with edges and ends overlapped at dimensions required by manufacturer. F. Remove release paper layer. Roll out laps and surface with mechanical roller to encourage full contact bond. G. Completely bond membrane to substrate, except those areas directly over or within 3 inches of working cracks or expansion joints.



H. I. J. K.

Place uniform bead of mastic to joint edges at locations required by manufacturer. Seal perimeter ends and edges to adjoining surfaces. Seal items penetrating membrane with flashing membrane material and liquid membrane. Ensuring positive seal with membrane and penetrating member. Protection Board: 1. Install separate protection board system over membrane and retain in place in accordance with manufacturer's instructions. 2. Install in single layer with tight butt joints.

3.4

FIELD QUALITY CONTROL A. Comply with requirements of Section 01450. B. Manufacturer's Field Services: 1. Notify manufacturer prior to start of Work and make arrangements for manufacturer's technical representative to be present during first day's work to verify work is being conducted in accordance with their requirements. 2. Submit summary report; include Project site observations, instructions and monitoring activities. C. Flood Tests - Horizontal Surfaces: 1. Before completed surfaces are covered by other work, test for leaks with 2 inch depth of water maintained for 48 hours. 2. Repair leaks revealed by examination of substructure, and repeat test until no leakage is observed.

3.5

PROTECTION AND CLEANING A. Protect finished work in accordance with Section 01500. B. Protect adjacent surfaces from damages and stains. Clean materials from surfaces where inadvertently applied.

END OF SECTION



SECTION 07131 ELASTOMERIC SHEET WATERPROOFING - RUBBERIZED

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