LP-Gas Texas Bobtail Exam Study Guide Latest 2026 Updated
Questions and Verified 100% Solutions (2026/2027) Grade:
A+|Status: Guaranteed Pass
matalic piping & fittings in contact with material or atmosphere exerting a corrosive action must
be coated with ____ ____ material - Answers -corrosion resistant
a successful test for corrosion protection of buried containers shall be confirmed by one of the
following half cell results
1 ____ volts or more with copper-copper sulfate
2 ____ volts or more with potassium chloride colomel
3 ____ volts or more with silver-silver chloride - Answers --0.85
-0.78
-0.80
cargo tanks unloading into bulk plant must be atleast ____ from the container and positioned
that the emergency shutoff valves on both truck & the container are readily accessible -
Answers -10ft
cargo tanks unloading into bulk plant must be atleast 10 feet from the container and positioned
that the emergency shutoff valves on both truck & the container are ____ ____ - Answers -
readily accessible
pressure valves must be installed on ASME containers with a WC of ____ gallons or more used
in stationary service must be vented upward away from the container and to the open air -
Answers -125
1|Page
,corrosion protection system of buried containers must have ____ recommended by the
manufacturer, cathodic protection, & a means to test the system - Answers -coating
corrosion protection system of buried containers must have coating recommended by the
manufacturer, cathodic _____, & a means to test the system - Answers -protection
corrosion protection system of buried containers must have coating recommended by the
manufacturer, cathodic protection, & a means to ____ the system - Answers -test
bobtail hauling hazmat must stop atleast ____ feet from the tracks but not more then ____ feet
of the tracks - Answers -15
50
propane is odorized with a substance called ____ ____ which produces a rotten egg smell -
Answers -ethyl mercaptain
piping systems with good working order installed prior to ____ ____, _____ may remain in
service - Answers -February 1st 2001
____ ____ provides cathodic protection - Answers -anode bags
2|Page
, dot cylinders less then ____ lbs (other then industrial or forklift) shall be filled by weight only -
Answers -100
dot cylinders less then 100 lbs (other then industrial or forklift) shall be filled by ____ only -
Answers -weight
forklift or industrial cylinders are filled by ____ ____ ____ ____ - Answers -fixed liquid level
gauge
Each operator of a cargo tank motor vehicle that is subject to the emergency discharge control
requirements must carry a _____ _____ _____ ____ _____ on the vehicle - Answers -written
emergency discharge control procedures
Expansion rate of propane liquid to vapor is ______ - Answers -270
Proper shipping papers include
_____ name
proper ______ name
_____ class or division _____ - Answers -identification
shipping
hazard
number
3|Page
Questions and Verified 100% Solutions (2026/2027) Grade:
A+|Status: Guaranteed Pass
matalic piping & fittings in contact with material or atmosphere exerting a corrosive action must
be coated with ____ ____ material - Answers -corrosion resistant
a successful test for corrosion protection of buried containers shall be confirmed by one of the
following half cell results
1 ____ volts or more with copper-copper sulfate
2 ____ volts or more with potassium chloride colomel
3 ____ volts or more with silver-silver chloride - Answers --0.85
-0.78
-0.80
cargo tanks unloading into bulk plant must be atleast ____ from the container and positioned
that the emergency shutoff valves on both truck & the container are readily accessible -
Answers -10ft
cargo tanks unloading into bulk plant must be atleast 10 feet from the container and positioned
that the emergency shutoff valves on both truck & the container are ____ ____ - Answers -
readily accessible
pressure valves must be installed on ASME containers with a WC of ____ gallons or more used
in stationary service must be vented upward away from the container and to the open air -
Answers -125
1|Page
,corrosion protection system of buried containers must have ____ recommended by the
manufacturer, cathodic protection, & a means to test the system - Answers -coating
corrosion protection system of buried containers must have coating recommended by the
manufacturer, cathodic _____, & a means to test the system - Answers -protection
corrosion protection system of buried containers must have coating recommended by the
manufacturer, cathodic protection, & a means to ____ the system - Answers -test
bobtail hauling hazmat must stop atleast ____ feet from the tracks but not more then ____ feet
of the tracks - Answers -15
50
propane is odorized with a substance called ____ ____ which produces a rotten egg smell -
Answers -ethyl mercaptain
piping systems with good working order installed prior to ____ ____, _____ may remain in
service - Answers -February 1st 2001
____ ____ provides cathodic protection - Answers -anode bags
2|Page
, dot cylinders less then ____ lbs (other then industrial or forklift) shall be filled by weight only -
Answers -100
dot cylinders less then 100 lbs (other then industrial or forklift) shall be filled by ____ only -
Answers -weight
forklift or industrial cylinders are filled by ____ ____ ____ ____ - Answers -fixed liquid level
gauge
Each operator of a cargo tank motor vehicle that is subject to the emergency discharge control
requirements must carry a _____ _____ _____ ____ _____ on the vehicle - Answers -written
emergency discharge control procedures
Expansion rate of propane liquid to vapor is ______ - Answers -270
Proper shipping papers include
_____ name
proper ______ name
_____ class or division _____ - Answers -identification
shipping
hazard
number
3|Page
