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AWWA C620 2019

$76.92

AWWA C620-19 Spray-In-Place Polymeric Lining for Potable Water Pipelines, 4 In. (100 mm) and Larger

Published By Publication Date Number of Pages
AWWA 2019 48
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This standard describes the requirements for materials, equipment, certification, and procedures for the field application of spray-in-place polymeric (SIPP) linings to the interior of existing potable water pipeline

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PDF Pages PDF Title
9 Foreword
I. Introduction.
I.A. Background. Water pipe rehabilitation through application of polymer based in situ spray lining has been used to provide a relatively impervious barrier between the water transported in the pipe and the inside pipe wall to prevent its corrosion and t
I.B. History. The original pipe rehabilitation method of in situ spray lining used cement mortar, and this remains a standard practice in North America. Cement cure time is generally a minimum of 24 h before water can be introduced back into the main. Thu
10 I.C. Acceptance. In May 1985, the US Environmental Protection Agency (USEPA) entered into a cooperative agreement with a consortium led by NSF International (NSF) to develop voluntary third-party consensus standards and a certification program for direct
11 II. Special Issues.
II.A. Chlorine and Chloramine Degradation of Elastomers. The selection of materials is critical for water service and distribution piping in locations where there is a possibility that elastomers will be in contact with chlorine or chloramines. Documented
12 II.D. Purchaser’s Role. It is important in the application of spray-in-place polymers that the purchaser or its field representative ensures the constructor’s adherence to the quality assurance plan and highlights any variations or omissions which could c
II.C. Constructor Experience. The constructor shall have current training and certification from both the product supplier and the lining application equipment provider that the constructor is experienced in the successful application of the required spra
III. Use of This Standard. It is the responsibility of the user of an AWWA Standard to determine that the products described in that standard are suitable for use in the particular application being considered.
III.A. Purchaser Options and Alternatives. The following information shall be provided by the purchaser:
14 III.B. Modification to Standard. Any modification to the provisions, definitions, or terminology in this standard must be provided by the purchaser.
IV. Major Revisions. Major revisions made to the standard in this edition include the following:
17 AWWA Standard
SECTION 1: GENERAL
Sec. 1.1 Scope
18 Sec. 1.2 Purpose
Sec. 1.3 Application
SECTION 2: REFERENCES
19 SECTION 3: DEFINITIONS
SECTION 4: REQUIREMENTS
Sec. 4.1 Materials
21 Sec. 4.3 Structural Classification of Lining Techniques
34 Sec. 4.6 Permeation
35 SECTION 5: VERIFICATION
Sec. 5.1 Quality Assurance and Control Records
Sec. 5.2 Basis for Rejection
SECTION 6: DELIVERY
Sec. 6.1 Affidavit of Compliance
37 PROVIDING A TEMPORARY WATER SUPPLY SYSTEM
41 Spray-In-Place Polymeric (SIPP) Lining Faults
AWWA C620 2019
$76.92