B08_-_Solicitation_Attachment_(Addendum_Spec_071316_self-adhered-sheet-waterproofing)_0006.pdf

Montezuma NWR & NY Ecological Services Beardsley No. 23052 New Multipurpose Facility

SELF-ADHERING SHEET WATERPROOFING 07 13 26 - 1

SECTION 07 13 26

SELF-ADHERING SHEET WATERPROOFING

PART 1 - GENERAL

1.1 SUMMARY

A. This Section Includes

1. Pre-applied waterproofing for vertical and horizontal applications prior to cast-in-place concrete installation.

1.2 ADMINISTRATIVE REQUIREMENTS

A. Coordination

1. Do not allow access to installation areas by other trades during waterproofing installation.

2. Allow Waterproofing Manufacturer’s Authorized Inspector access to installation areas to complete independent inspections in accordance with site quality control site tests and inspections.

B. Pre-installation Meetings

1. Pre-installation meeting is mandatory to maintain warranty eligibility.

2. Review pre-applied waterproofing installation and coordination requirements for warranty eligibility prior to pre-applied waterproofing installation.

3. Pre-installation meeting attendees include the General Contractor, Installing Contractor, Waterproofing Manufacturer Representative, Waterproofing Manufacturer Authorized Inspector, Concrete Contractor, Design Representative, Owner’s Representative, and trades with associated scopes of work that directly affect the pre-applied waterproofing application, protection, and long-term ability to maintain a watertight assembly.

1.3 SUBMITTALS

A. Provide submittals in accordance with Section 01 33 00 Submittal Procedures.

B. Action submittals

1. Product data

a. Guide specification

b. Safety data sheets

c. Standard details

d. Technical data sheets

2. Certificates

a. Product certification stating assembly components are supplied and warranted by a single source Manufacturer.

b. Statement confirming Installer is authorized by Waterproofing Manufacturer to complete Work as specified.

3. Site quality control submittals

a. Waterproofing Manufacturer Authorized Inspector reports and digital photographs.

C. Closeout Submittals

1. Warranty Documentation

a. Final executed warranty document

1.4 QUALITY ASSURANCE

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A. Qualifications

1. Manufacturer qualifications

a. Minimum of 20 years of experience in the production and sales of waterproofing.

2. Installer qualifications

a. Authorized by Waterproofing Manufacturer to complete Work as specified.

b. 3 years minimum of experience in Work as described in this section.

3. Licensed professionals

a. Inspector authorized by Waterproofing Manufacturer to complete waterproofing inspections as specified.

1.5 DELIVERY, STORAGE, AND HANDLING

A. Delivery and Acceptance Requirements

1. Deliver materials in original, factory-sealed, unopened containers with intact and legible product label and manufacturer name.

B. Storage and Handling

1. Store materials as recommended by the Manufacturer in a protected area and out of direct sunlight. Protect materials from rain and physical damage.

1.6 SITE CONDITIONS

A. Ambient Conditions

1. Do not perform Work during rain or inclement weather.

2. Refer to Waterproofing Manufacturer’s product specific published literature.

1.7 WARRANTY

A. Manufacturer’s warranty:

1. Material warranty:

a. Warrants product against product defect. Provides material only for a period of 10 years from date of purchase.

2. Workmanship warranty:

a. Warrant the system and installation. Provide material and labor costs for repair for a period of 10 years from the date of installation completion as a result of any of the following:

1. Manufacturing product defect

2. Faulty workmanship

PART 2 - PRODUCTS

2.1 ASSEMBLIES

A. Manufacturers: Subject to compliance with requirements, provide products by one of the following

1. Henry® a Carlisle Company

2. Polyguard

3. AVM Industries

B. Performance Criteria

1. Resistance to hydrostatic head (ASTM D5385): 231 ft. (70.4m)

2. Water absorption (ASTM D570): 0.4%

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3. Lateral migration resistance (ASTM D5385 Modified): 231 ft. (70.4m)

4. Puncture resistance (ASTM E154): 225 lbs

5. Lap peel adhesion (ASTM D1876): 6.9lbs/in (1200 N/m)

6. Permeance (ASTM E96): <0.01 Perms

7. Peel adhesion to concrete (ASTM D903): 5 lbs/in (875 N/m)

C. Materials

1. Pre-applied sheet waterproofing

a. Pre-applied, fully and permanently bonded polypropylene membrane laminated to a chemically enhanced non-woven geotextile fleece with a dimpled surface and adhesive to provide mechanical attachment to wet concrete that forms a permanent barrier seal, having the following typical properties:

1. Basis of design: Blueskin PreSeal 435

2. Sealant:

a. Moisture cure, STPE polymer-based sealant

b. One-component polyurethane swellable sealant

3. Tape:

a. Double-sided, acrylic adhesive tape

b. Reinforced acrylic detailing tape

4. Tie-back cover:

a. Pre-formed, high-impact resistant, heavy-duty thermoplastic cover designed to protect the waterproofing membrane integrity at soil retention tie-back systems.

2.2 ACCESSORIES

A. Waterstops

1. Swelling waterstop:

a. Self-adhering, expandable bentonite clay waterstop.

b. Self-adhering, non-bentonite waterstop.

2. Non-swelling waterstop.

a. Non-swelling preformed joint sealant.

3. Injection hose waterstop.

a. Injection hose waterstop.

1. Basis of design: MiraSTOP IW

PART 3 - EXECUTION

3.1 EXAMINATION

A. Verification of Conditions

1. Verify substrates are in accordance with Waterproofing Manufacturer requirements and as specified in this Section prior to waterproofing installation. Commencement of the Work indicates installer acceptance of the substrate.

a. Verify substrates are sound, solid, continuous, regular, and smooth and free of loose aggregate and sharp protrusions.

b. Verify shuttering/formwork is clean and free of frost, oil, grease, dirt, excess mortar, release agents or other contaminants.

c. Verify surfaces are not covered in standing water. Remove standing water prior to waterproofing installation.

d. Installations over compacted earth or crushed stone:

1. Verify gravel subbase aggregate is 3/4-inch (20 millimeters) or smaller.

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2. Verify compacted earth or crushed stone is fully compacted to avoid displacement due to traffic or concrete pour.

e. Verify pre-applied waterproofing is suitable for application onto sheet piling where applicable. Prepare surface as required.

f. Verify areas of anticipated swellable waterstop has a minimum of 3 inches (75 millimeters) of concrete cover.

3.2 PREPARATION

A. Protection of In-Place Conditions

1. Protect areas and surfaces not included in scope of Work against damage or soiling.

B. Surface Preparation

1. Vertical applications requiring substrate preparation over sheet piling:

a. Prepare vertical substrates with plywood, insulation, or drainboard to create a continuous surface. Install drain board with fabric side facing soil retention system.

2. Fill gaps or voids that exceed 0.5-inch (10 millimeter) wide gap maximum with

Waterproofing Manufacturer approved material.

3. Grout around penetrations for stability.

3.3 INSTALLATION

A. Detailing and flashing

1. Install detailing and flashings per Waterproofing Manufacturer’s details.

B. Waterproofing

1. Install waterproofing membrane with polypropylene film side facing existing substrate and dimpled surface geotextile side facing the installer.

2. Verify waterproofing is clean, dry, and free from contaminants prior to subsequent membrane installations.

a. Clean waterproofing membrane as required in accordance with product specific technical data sheet.

3. Overlap subsequent membrane seams 2 inches (50 millimeters).

4. Side laps:

a. Remove plastic release liner at factory applied adhesive and firmly press overlapping membrane into place to adhere membrane seams.

b. Seal membrane seams in accordance with Waterproofing Manufacturer’s details.

5. End laps:

a. Stagger end laps and seal membrane seams in accordance with Waterproofing Manufacturer’s details.

6. Roll seams with heavy roller.

7. Verify waterproofing seams are continuous and secure with no voids or gaps.

8. Vertical substrates:

a. Secure waterproofing membrane as required with one of the following methods:

1. Tape:

a. Secure membrane with double sided tape.

2. Mechanical attachment:

a. Secure membrane with small, low profile, non-rusting, substrate appropriate fasteners to create a smooth and flat membrane seam.

b. Seal fasteners in accordance with Waterproofing Manufacturer’s details.

9. Horizontal substrates:

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a. Extend pre-applied waterproofing 24 inches (600 millimeters) beyond base slab to create a trafficable space and minimize membrane soiling or damage.

C. Waterstop

1. Install waterstop in accordance with Waterproofing Manufacturer requirements.

2. Refer to product specific published literature for installation instructions.

3.4 SITE QUALITY CONTROL

A. Site Tests and Inspections

1. Refer to Waterproofing Manufacturer for warranty requirements.

2. Waterproofing Manufacturer’s Authorized Inspector reports:

a. Produce reports and digital photographs documenting each inspection. Failure to provide Waterproofing Manufacturer’s Authorized Inspector inspection reports will result in delay or rejection of warranty eligibility.

3. Inspect waterproofing at periodic intervals during installation and during the following phases:

a. Substrate preparation completion

b. After steel placement, before concrete is installed

c. Periodic intervals during concrete placement or backfill per project specific requirements

d. After Work by other trades that may compromise the integrity of the waterproofing

3.5 CLEANING

A. Waste Management

1. As the Work proceeds, and upon completion, promptly clean up and remove from the premises all rubbish and surplus materials resulting from the foregoing Work.

2. Clean soiled surfaces, spatters, and damage caused by Work of this Section.

3. Dispose of waterproofing per local code ordinances.

3.6 PROTECTION

A. Protect waterproofing from damage by other trades.

B. Create designated walkway areas to limit traffic on installed waterproofing.

END OF SECTION