unit 10 TSSA Exam Questions with Correct Answers and Answers with
Verified Solutions | Latest 2026 Update
Q: what is used to purge a pipe sized 4" in. or after it has been tested with air?
Answer:
carbon dioxide or nitrogen or a mixture of both what is the best practice when
installing a gas pipe riser through pavement? Clause 6.15.10 install a sleeve to allow
free movement and serve as a vent what indicates that a manual shut off-valve is
approved for installation in a natural gas or propane system it is marked CAN/CGA
3.16 it shall be of the eccentric type and shall not be subjected to greater temperature
or pressure then its rating. it shall be of the ball type and shall not be subjected to
greater temperature or pressure then its rating what method is used to identify
aboveground gas piping? -yellow paint yellow banding label marked ''gas'' or
''propane'' as applicable, utilizing yellow labels or markings how much of a
manufacture's instruction and service manual should be read the entire manual the
B149.1 gas code dose not require the identification of gas piping in what location
always requires identification how can the contents of a sealed pipe be identified
trace the pipe back to its source
Verified Solutions | Latest 2026 Update
Q: what is used to purge a pipe sized 4" in. or after it has been tested with air?
Answer:
carbon dioxide or nitrogen or a mixture of both what is the best practice when
installing a gas pipe riser through pavement? Clause 6.15.10 install a sleeve to allow
free movement and serve as a vent what indicates that a manual shut off-valve is
approved for installation in a natural gas or propane system it is marked CAN/CGA
3.16 it shall be of the eccentric type and shall not be subjected to greater temperature
or pressure then its rating. it shall be of the ball type and shall not be subjected to
greater temperature or pressure then its rating what method is used to identify
aboveground gas piping? -yellow paint yellow banding label marked ''gas'' or
''propane'' as applicable, utilizing yellow labels or markings how much of a
manufacture's instruction and service manual should be read the entire manual the
B149.1 gas code dose not require the identification of gas piping in what location
always requires identification how can the contents of a sealed pipe be identified
trace the pipe back to its source
