Skip to Main Content
<< Back | Return to Main COMAR Search Page

11 records match your request.

FileAbstract
20.70.06.00.htm 20.70.06.00. Title 20 PUBLIC SERVICE COMMISSION Subtitle 70 SERVICE SUPPLIED BY WATER COMPANIES Chapter 06 Inspections and Tests Authority: Public Utilities Article, §2-121, 5-101, and 5-303, Annotated Code of Maryland
20.70.06.01.htm 20.70.06.01. 01 Meter Shop.. A. Meter Shop. Each utility shall maintain or designate a meter shop where meters may be inspected, tested, and repaired. The shop shall be open for inspection by authorized representatives of the Commission at all reasonable times, and the facilities and equipment, as well as the methods of making measurements and tests, shall be subject to the approval of the Commission.B. Accuracy of Test Equipment. The accuracy of the test equipment and of th
20.70.06.02.htm 20.70.06.02. 02 Working Standards.. A. Requirements. Each meter shop maintained or designated by a utility shall have at least one calibrated tank for volumetric measurement or a tank mounted upon scales for weight measurement. The tank shall be of sufficient capacity to insure an acceptable determination of the accuracy of the utilities' meters.B. Calibration. Working standards shall be checked periodically (see Regulation .09B of this chapter) by comparison with approved secondary standards.
20.70.06.03.htm 20.70.06.03. 03 Test Procedures.. A. Procedure. The following procedures shall apply to the testing and adjusting of meters and associated devices:1) General. The test of any unit of metering equipment shall consist of a comparison of its accuracy with the accuracy of a standard.2) Adjusted to Zero. All meters and associated devices, when tested, shall be adjusted as closely as practicable to the condition of zero error.3) Use of Tolerances. All tolerances are to be interpreted as maximum permi
20.70.06.04.htm 20.70.06.04. 04 Meter Registration.. A. Pre-Installation Tolerances. A meter may not be placed in service if it registers less than 90 percent of the water passed through it at the minimum test flow or over-registers or under-registers more than 1-1/2 percent at the other test flows.B. Calculation of Error. The percentage by which the correct registration varies from the meter registration is derived by stopping the meter test hand at the starting point and then determining the p
20.70.06.05.htm 20.70.06.05. 05 Pre-Installation Inspections and Tests.. A. Approval. A meter may not be placed in service unless:. 1) Its type and design first has been approved by the Commission;. 2) It has been inspected and tested by the utility, or has been certified by the manufacturer to be correct;3) Its registration is within the tolerances specified in Regulation .04A of this chapter; and. 4) It has been sealed by the utility.. B. Re-Installation. When any meter is removed from
20.70.06.06.htm 20.70.06.06. 06 Request Tests.. A. Request For Test. Upon request by a customer and at no charge, the utility shall make a test of the accuracy of registration of the meter serving the customer, provided that these tests need not be made more frequently than once in 24 months.B. Customer May Observe. The customer, or his representative, may be present when the meter is tested.C. Report to Customer. A report of the results of the test shall be made to the customer within a re
20.70.06.07.htm 20.70.06.07. 07 Referee Tests.. A. Application For Test. Upon written application to the Commission by a customer or a utility, a test will be made of the customer's meter as soon as practicable by a representative of the Commission.B. Deposit For Test. The application shall be accompanied by a deposit as indicated: Water meter―10.. C. Notice to Utility. On receipt of a request from a customer the Commission will notify the utility and the utility may not knowingly remove or adjus
20.70.06.08.htm 20.70.06.08. 08 As Found Tests.. Each meter shall be tested before the meter is adjusted or repaired..
20.70.06.09.htm 20.70.06.09. 09 Periodic Tests.. Each utility shall make periodic tests of meters and standards to assure their accuracy. These tests shall be scheduled within the calendar year, or earlier, when the interval is stated in years, or within the calendar month, or earlier, when the interval is stated in months. The basic periodic test interval may not be longer than provided for in the following schedule: (Note: Maintenance programs suggested by manufacturers of the following meter
20.70.06.9999.htm 20.70.06.9999. Administrative History Effective date: July 1, 1968 (Order No. 57171). Regulation .07B amended effective April 13, 1992 (19:7 Md. R. 747). Regulation .08 amended effective May 14, 2001 (28:9 Md. R. 889).
<< Back | Return to Main COMAR Search Page