LP-Gas Texas Bobtail Questions and Answers 100% Pass

LP-Gas Texas Bobtail Questions and Answers 100% Pass required for all piping systems that serve _______ psig appliance systems. normally operated at 11 in WC pressure 1/2 required for all piping systems that serve 1/2 psig appliance systems. normally operated at ______ in WC pressure 11 above group LP-gas containers must not be located within ____ feet of the vertical plane beneath overhead electric power lines that are over _____ volts 6 600 Fire Extinquishers must have minimum capacity of _____ lbs dry chemical with a ___ : ___ rating 18 B:C Cargo Tank Inspection and Tests V= ____ ____ inspection every __ years K= ____ test every ____ years P= ____ test every ____ years I= ____ ____ inspection every __ years external visual inspection 1 year leak test 1 year pressure test 5 years internal visual inspection 5 years what is the lower limit of combustibility of odorized LP-gas 1/5 A propane leak can Displace Oxygen an causes suffocation Bulk plant emergency shutoff for 4001 gal aggregate wc or more shall have opening of 1 1/4 in or more pneumatically operated ESV pneumatically operated internal valves back-check valves for into tank only Thermal element must be located within ____ ft of the ESV and can NOT BE _____ 5 painted All underground pipe, metallic or poly must be covered by ____ inches or ____ inches if damage is likely 12 18 Outdoor metallic piping shall have ___ pressure limits no Polyethylene piping systems shall be limited to ____ psig 30 Polyethylene piping shall be used _______ only underground Texas school leak tests must last a minimum of ____ minutes 30 LPG form ____ must be keep on file for ____ years 30 5 Texas school leak tests must be done every ____ years 2 The term NQT on cargo tanks means Non-Quenched Tempered Single family home pressure testing must last a minimum of ___ minutes 10 Pressure testing and inspection should be no less than ____ hour for every ____ feet 1/2 500 cylinders with ____ lbs propane through ____ lbs propane capacity for vapor service shall have overfilling prevention device and a fixed liquid level gauge 4.2 40 cylinders with 4.2 lbs propane through 40 lbs propane capacity for vapor service shall have ____ ____ ____ and a ____ ____ ____ _____ overfilling prevention device fixed liquid level gauge cylinders are designed with atleast ____ psig service pressure 240 LP-Incident/accidents notify ____ by telephone within ____ hours following discovery AFS 2 methods for conducting leak test on schools ____ of 1st stage regulator ____ the 1st stage & 2nd stage regulator ____ of the final stage regulator upstream between downstream scales must be registered by ____ ____ ____ ____ Texas department of Agriculture ESV emergency shutoff valve cathodic protection testing on buried containers must be done within ____ days of installation. then every 12 to 18 months after initial test. follow up intervals not to exceed 36 months. repairs must be done within 180 days 180 cathodic protection testing on buried containers must be done within