LP-gas Texas bobtail Exam Questions with Complete Solutions required for all piping systems that serve _______ psig appliance systems. normally operated at 11 in WC pressure - Correct Answer 1/2 required for all piping systems that serve 1/2 psig appliance systems. normally operated at ______ in WC pressure - Correct Answer 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 - Correct Answer 6 600 Fire Extinquishers must have minimum capacity of _____ lbs dry chemical with a ___ : ___ rating - Correct Answer 18
B:C
Cargo Tank Inspection and Tests V= ____ ____ inspection every __ years K= ____ test every ____ years P= ____ test every ____ years I= ____ ____ inspection every __ years - Correct Answer 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 - Correct Answer 1/5 A propane leak can - Correct Answer Displace Oxygen an causes suffocation 1 / 2
Bulk plant emergency shutoff for 4001 gal aggregate wc or more shall have - Correct Answer opening of
- 1/4 in or more
- Correct Answer 12
- / 2
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 _____ - Correct Answer 5 painted All underground pipe, metallic or poly must be covered by ____ inches or ____ inches if damage is likely
18 Outdoor metallic piping shall have ___ pressure limits - Correct Answer no Polyethylene piping systems shall be limited to ____ psig - Correct Answer 30 Polyethylene piping shall be used _______ only - Correct Answer underground Texas school leak tests must last a minimum of ____ minutes - Correct Answer 30 LPG form ____ must be keep on file for ____ years - Correct Answer 30 5 Texas school leak tests must be done every ____ years - Correct Answer 2 The term NQT on cargo tanks means - Correct Answer Non-Quenched Tempered Single family home pressure testing must last a minimum of ___ minutes - Correct Answer 10