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Ask Alk, <br /> SECONDARY LINE TESTING <br /> Test Method By: o Manufacturer • Industry Standard o Professional Engr o Other(see below) <br /> Test Method Uses: • Pressure O Vacuum O Hydrostatic o Other(see below) <br /> Measuring Equipment Used: Pressure Gauge (range 0 to 15 psig) <br /> Description Line#1 Line#2 Line#3 <br /> Tank product Gasoline-87 Gasoline-89 Gasoline-91 <br /> Pipe manufacturer Smith Smith Smith <br /> Pipe material FRP FRP FRP <br /> Primary pipe diameter (inches) 2 2 2 <br /> Secondary pipe diameter (inches) 3 3 3 <br /> Method of secondary pipe isolation Clam Shell Clam Shell Clam Shell <br /> Location of secondary pipe isolation Sump Sump Sump <br /> Estimated length of piping run (feet) 65 70 55 <br /> (include length of branch runs) <br /> Wait time for pressure to stabilize (hr:min) 0:05 0:05 0:05 <br /> Test start time 9:02 AM 10:20 AM 9:00 AM <br /> Initial pressure (psig) 5.0 5.0 5.0 <br /> Test end time 10:02 AM 11:20 AM 10:00 AM <br /> Final pressure(psig) 5.0 0.0 5.0 <br /> Test duration (hr:min) 1:00 1:00 1:00 <br /> Change in pressure (psig) 0.0 5.0 0.0 <br /> Pass/Fail threshold (psig) 0.5 0.5 0.5 <br /> TEST RESULT PASS FAIL PASS <br /> Comments: <br /> The 89 secondary failed under ground. <br /> The STP sump and UDC's were filled with water to confirm no leaks were on secondary boot and bravo nuts. <br /> The 89 secondary will need to be helium tested. <br /> 0 2006 Walton Engineering,Inc. <br />