The purpose of this standard is to provide the minimum requirements for fabricated stainless-steel slide gates, including materials, general design, manufacture, testing, inspection, and shipment.<\/p>\n
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| 7<\/td>\n | Foreword I.\tIntroduction. I.A.\tBackground.\u2003A fabricated stainless-steel slide gate is a vertically sliding gate with a fabricated, reinforced stainless-steel slide and a frame with ultra-high-molecular-weight polyethylene (UHMW-PE) seating faces and seals or UHMW-PE seating faces <\/td>\n<\/tr>\n | ||||||
| 8<\/td>\n | I.B.\tHistory.\u2003The original AWWA standard for slide gates (then referred to as sluice gates) was approved as tentative on June 26, 1941 and described cast-iron gates. The tentative standard was revised and approved on June 4, 1967, as AWWA C501. Subsequent I.C.\tAcceptance.\u2003In 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 <\/td>\n<\/tr>\n | ||||||
| 9<\/td>\n | II.\tSpecial Issues. II.A.\tChlorine and Chloramine Degradation of Elastomers.\u2003The 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 <\/td>\n<\/tr>\n | ||||||
| 10<\/td>\n | III.\u2003Use of This Standard.\u2003It 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.\tPurchaser Options and Alternatives.\u2003The following items shall be provided by the purchaser: <\/td>\n<\/tr>\n | ||||||
| 11<\/td>\n | III.B.\tModification to Standard.\u2003Any modification to the provisions, definitions, or terminology in this standard must be provided by the purchaser. IV.\tMajor Revisions.\u2003Major revisions made to the standard in this edition include the following: V.\tComments.\u2003If you have any comments or questions about this standard, please call AWWA Engineering and Technical Services at 303.794.7711, FAX 303.795.7603; write to the department at 6666 West Quincy Avenue, Denver, CO 80235-3098; or email at standards <\/td>\n<\/tr>\n | ||||||
| 13<\/td>\n | AWWA Standard SECTION 1:\u2002GENERAL Sec.\u20021.1\tScope Sec.\u20021.2\tPurpose Sec.\u20021.3\tApplication <\/td>\n<\/tr>\n | ||||||
| 14<\/td>\n | SECTION 2:\u2002REFERENCES <\/td>\n<\/tr>\n | ||||||
| 16<\/td>\n | SECTION 3:\u2002DEFINITIONS <\/td>\n<\/tr>\n | ||||||
| 17<\/td>\n | SECTION 4:\u2002REQUIREMENTS Sec.\u20024.1\tData to Be Provided by the Supplier Sec.\u20024.2\tData to Be Provided by the Manufacturer <\/td>\n<\/tr>\n | ||||||
| 18<\/td>\n | Sec.\u20024.3\tMaterials <\/td>\n<\/tr>\n | ||||||
| 20<\/td>\n | Sec.\u20024.4\tGeneral Design <\/td>\n<\/tr>\n | ||||||
| 29<\/td>\n | Sec.\u20024.5\tManufacture <\/td>\n<\/tr>\n | ||||||
| 30<\/td>\n | Sec.\u20024.6\tInstallation <\/td>\n<\/tr>\n | ||||||
| 31<\/td>\n | SECTION 5:\u2002VERIFICATION Sec.\u20025.1\tInspection Sec.\u20025.2\tTest Procedures <\/td>\n<\/tr>\n | ||||||
| 32<\/td>\n | Sec.\u20025.3\tBasis for Rejection SECTION 6:\u2002DELIVERY Sec.\u20026.1\tMarking Sec.\u20026.2\tShipment Sec.\u20026.3\tAffidavit of Compliance <\/td>\n<\/tr>\n | ||||||
| 33<\/td>\n | APPENDIX A Force Required to Actuate Fabricated Stainless-Steel Slide Gates <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" AWWA C561-21 Fabricated Stainless-Steel Slide Gates<\/b><\/p>\n |