C702-70: AWWA Standard for Cold-Water Meters--Compound Type (PDF)
SKU: STC_0074319-PDF
This standard covers the various types and classes of cold water compound type meters in sizes 2 in. to 10 in. and the materials and workmanship employed in their fabrication.
Description
Major revisions in this edition of the standard include the following: addition of a foreword and two new sections, Sec. 2 - Information to Be Furnished by the Purchaser, and Sec. 3 - Affidavit of Compliance; deletion of 1 1/2 in. and 12 in. sizes from the Standard; clarification of register indications and capacities and test flow requirements, in view of varying mainline and bypass meter arrangements among different manufacturers; deletion of the limits on the number of revolutions of the turbine per cubic foot; reductions in minimum test flow rates for all sizes; substantial reductions for all sizes in the differences in the rates of flow from the beginning to the end of the "change-over"; and, up-dating of the requirements for materials and design.