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- SECTION 03151
-
- WATERSTOPS
- NOTE ** This section is based on products manufactured by
- Greenstreak Plastic Products Co., Inc. located at
- the following address:
- NOTE ** 3400 Tree Court Industrial Boulevard
- NOTE ** St. Louis, MO 63122
- NOTE ** Telephone: (314) 225-9400 or (800) 325-9504.
- NOTE ** Fax: (314) 225-9854 or (800) 551-5145.
- NOTE **
- NOTE ** Included in this section are PVC waterstops for
- moving joints and HYDROTITE chloroprene hydrophilic
- waterstops for non-moving joints. Although this
- guide specification is proprietary, it does include
- reference and performance standards. The specifier
- should edit this specification to suit the
- project's requirements. Selection of the
- appropriate product for the project is the
- responsibility of the customer.
- NOTE **
- NOTE ** SECTION 03151 - WATERSTOPS, Copyright 1998, The
- Architect's Catalog, Inc.
-
- PART 1 GENERAL
-
- 1.1 SECTION INCLUDES
- NOTE ** Delete applications below not required for project.
- Add others as required.
-
- A. Waterstops embedded in concrete and spanning contraction
- (control), expansion, and construction joints to create a
- continuous diaphragm to prevent fluid migration.
-
- B. PVC waterstops in moving joints in concrete.
-
- C. Modified chloroprene rubber hydrophilic waterstops in non-
- moving joints in concrete.
-
- 1.2 REFERENCES
- NOTE ** Include references below required by the text of
- the edited section.
-
- A. American Society for Testing and Materials (ASTM):
- 1. ______________
- 2. ______________
- 3. ______________
- 4. ______________
-
- B. COE CRD-C 572 - Corps of Engineers Specifications for
- Polyvinylchloride Waterstop; Army Corps of Engineers.
-
- 1.3 QUALITY ASSURANCE
-
- A. Manufacturer Qualifications: Manufacturer shall be able
- to demonstrate not less than five years of continuous,
- successful experience in the production of waterstops.
-
- 1.4 DELIVERY, STORAGE AND HANDLING
-
- A. Store waterstop under tarps to protect from oil and dirt;
- protect hydrophilic waterstops from moisture to prevent
- premature expansion.
-
-
- PART 2 PRODUCTS
-
- 2.1 MANUFACTURER
-
- A. Provide products manufactured by Greenstreak Plastic
- Products Co., Inc., St. Louis, MO, 63122. ASD.
- Phone: (314) 225-9400 or (800) 325-9504. Fax: (314) 225-
- 9854 or (800) 551-5145.
-
- 2.2 WATERSTOP MATERIALS
-
- A. PVC Waterstops: Extruded elastomeric plastic compound
- with polyvinyl chloride (PVC) as basic resin and
- manufactured from virgin materials; no reclaimed PVC or
- pigments.
- NOTE ** Enter the Greenstreak type and style description in
- the blanks below.
- 1. Type: ______________
- 2. Style No.: ______________
- 3. Provide hog rings or grommets spaced 12 inches (305
- mm) on center for full length of waterstop flanges.
- 4. Properties:
- a. Water absorption in accordance with ASTM D 570: 5
- percent, max.
- b. Tear Resistance in accordance with ASTM D 624:
- 285 lb/in (50 kN/m) min.
- c. Ultimate Elongation in accordance with ASTM D
- 638: 360 percent max.
- d. Tensile Strength in accordance with ASTM D 638:
- 2000 psi (13.78 MPa) min.
- e. Low Temperature Brittleness in accordance with
- ASTM D 746: No failure at -35 degrees F (-37
- degrees C).
- f. Stiffness in Flexure in accordance with ASTM D
- 747: 600 psi (4.14 MPa) min.
- g. Specific Gravity in accordance with ASTM D 792:
- 1.4 max.
- h. Ozone Resistance in accordance with ASTM D 1149:
- No Failure.
- i. Volatile Loss in accordance with ASTM D 1203:
- 0.50 percent max.
- j. Hardness, Shore A, in accordance with ASTM D
- 2240: 65 to 80.
- k. Tensile Strength after accelerated extraction in
- accordance with CRD-C 572: 1600 psi (11.03 MPa)
- min.
- l. Elongation after accelerated extraction in
- accordance with CRD-C 572: 300 percent min.
- m. Effect on Alkali after 7 days in accordance with
- CRD-C 572:
- 1) Weight Change: Plus 0.25 percent max, minus
- 0.0 percent max.
- 2) Hardness Change: 5 plus/minus max.
-
- B. Hydrophilic Waterstops: HYDROTITE non-bentonite dual
- extrusion consisting of chloroprene rubber and modified
- chloroprene rubber with hydrophilic properties; with
- delay coating to inhibit initial expansion due to
- moisture present in fresh concrete.
- NOTE ** Enter the Greenstreak shape and size description in
- the blanks below.
- 1. Shape: ______________
- 2. Size: ______________
- 3. Properties of chloroprene rubber:
- a. Tensile strength in accordance with ASTM D 412:
- 1275 psi (8 MPa), minimum.
- b. Ultimate elongation in accordance with ASTM D
- 412: 350 percent, minimum.
- c. Hardness, Shore A, in accordance with ASTM D
- 2240: 55, plus/minus 5.
- 4. Properties of hydrophilic chloroprene rubber:
- a. Tensile strength in accordance with ASTM D 412:
- 300 psi (2070 kPa), minimum.
- b. Ultimate elongation in accordance with ASTM D
- 412: 600 percent, minimum.
- c. Hardness, Shore A, in accordance with ASTM D
- 2240: 55, plus/minus 5.
- d. Expansion ratio: Minimum 35 to 1 volumetric
- change in distilled water at 70 degrees F (21
- degrees C).
-
- C. PVC Waterstop Accessories: Provide factory-made pieces
- for changes of direction, intersections, and transitions;
- no splices other than straight butt joints allowed in
- field.
-
- D. Hydrophilic Waterstop Accessories:
- 1. Rubber sensitive for securing HYDROTITE to concrete.
- 2. Provide cyanacrylate adhesive for all splices.
- 3. Leakmaster for joining HYDROTITE to PVC waterstops.
- NOTE ** Sealing joints, in addition to using adhesive, is
- optional; for added insurance.
-
-
- PART 3 EXECUTION
-
- 3.1 INSTALLATION
-
- A. General:
- 1. Maintain continuity of waterstops at all
- intersections and transitions.
- 2. Follow waterstop manufacturer's instructions.
-
- B. PVC Waterstops:
- 1. Center waterstops in joints and secure, prior to
- placing concrete.
- 2. Use factory-fabricated corners and transitions,
- leaving only straight butt joint splices for the
- field.
- 3. Use teflon covered thermostatically controlled
- waterstop splicing iron at approximately 380 degrees
- F (190 degrees C).
- 4. Secure to reinforcing steel or formwork using wire at
- not greater than 12 inches (300 mm) on center.
-
- C. Hydrophilic Waterstops:
- 1. Cut coil ends square with shears or sharp blade to
- make tight butt joints at splices without overlaps.
- NOTE ** Sealant at splices is optional.
- 2. Seal splices with cyanacrylate adhesive and
- Leakmaster sealant.
- 3. Seal exposed cells with sealant.
- 4. Secure HYDROTITE to concrete using rubber adhesive
- for rough or wet concrete, following manufacturer's
- instructions.
-
-
- END OF SECTION
-