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Sheet of <br /> TOP HAND FIRE PROTECTION <br /> Description of Fitting abbreviations <br /> Code Description <br /> T T�e <br /> PT Plastic Tee <br /> PE Alastic 90 degree E?bow <br /> CT Copper Tee <br /> CE Copper 9U desree Elbow <br /> CEE Copper 45 degree E:bo�d <br /> BKF eackflow prevontor <br /> MTR Meter Lnss <br /> BV Butterfly valvo <br /> CV Swiny check v41ve <br /> GV Gate valve <br /> Descriptivn of Other abbreviations <br /> Co�e Description <br /> AO Arm-over " <br /> BL f3ranch Line <br /> CM Cro�s Main <br /> PT Total pressure <br /> PE Pressure loss due to elevacion changes <br /> PF Pressure loss due to friction <br /> � .5 Raised to the power of .5 ( Square Root ) <br /> A Actual pipe length <br /> F' Fitting equivalent pipe Length <br /> T Total pipe length <br />