CHST WORKSITE AUDIT ACTUAL EXAM
PAPER 2026 QUESTIONS WITH SOLUTIONS
GRADED A+
●● What is the shade number for gas shielded arc welding (nonferrous)
1/16, 3/32, 1/8m 5/32 inch diameter electrodes? Answer: 11
●● What is the shade number for gas shielded arc welding (ferrous)
1/16m 3/32, 1/8, 5/32 inch diameter electrodes? Answer: 12
●● What shade number is the shielded metal-arc welding 3/16, 7/32m
1/4 inch diameter electrodes? Answer: 12
●● What shade number is 5/16, 3/8 inch diameter electrodes? Answer:
14
●● Atomic hydrogen welding is what shade? Answer: 10-14
●● What shade number is carbon-arc welding? Answer: 14
●● What shade number is soldering? Answer: 2
●● What shade number is torch brazing? Answer: 3 or 4
,●● What shade number is light cutting, up to 1 inch? Answer: 3 or 4
●● What shade number is medium cutting, 1 inch to 6 inches? Answer: 4
or 5
●● What shade number is heavy cutting, over 6 inches? Answer: 5 or 6
●● What shade number is gas welding (light), up to 1/8 inch? Answer: 4
or 5
●● What shade number is gas welding (medium) 1/8 inch to 1/2 inch?
Answer: 5 or 6
●● What shade number is gas welding (heavy), over 1/2 inch? Answer:
6 or8
●● What is among the most important safety precautions welders and
metal cutters can take? Answer: Proper eye protection.
●● Proper shade protection is very important to guard agains the damage
caused by what? Answer: UV and IR radiation created during these
operations.
,●● What is the ANSI/ASC code for eye protection with welding?
Answer: Z49.1-88
●● According to the NSC "Accident Prevention Manual for Industrial
Operations," tool rests should be adjusted to not more than_____ fro the
grinding wheel and tongue guards should be adjusted to _______?
Answer: 1/8 inch and 1/4 for the tongue guard
●● How often should powder actuated tools be inspected? Answer: Each
day before loading.
●● Airless spray guns above ______psi must be equipped with a manual
safety for operator safety? Answer: 1000 psi
●● Does OSHA exempt concrete cleaning from the 30 psi limitation?
Answer: Yes
●● What do the letters PT indicate on line one of safety shoe? Answer:
Protective sections of the standard which is followed by the last two
digits for the year the standard with which the footwear meets
compliance. PT 91
●● What does FI on the safety shoe indicate? Answer: F for Female and
I for the impact resistance rating (75, 50, or 30 foot pounds)
, ●● The second line on the safety shoe, if it states MT, stands for what?
Answer: Metatarsal protection designation and rating (75, 50, or 30 foot
pounds)
●● What does line 3 and 4 with the label Cd stand for? Answer:
Conductive properties
●● What does line 3 and 4 with the label EH stand for Answer:
Electrical Hazard
●● What does line 3 and 4 with the label Pr stand for? Answer: Puncture
resistance
●● When working with explosives or blasting agents, equipment must
not be operated within_______ of loaded holes? Answer: 50 feet
●● True or False, drill holes should be large enough to freely admit the
insertion of explosive cartridges? Answer: True, you don't want them to
be too tight.
●● True or False, primers must never be tamped with? Answer: True.
Can't tamper
●● Drilling is permitted within _________ of remaining butts of old
hoses if there is any suspicion of unexploded charges? Answer: 50
PAPER 2026 QUESTIONS WITH SOLUTIONS
GRADED A+
●● What is the shade number for gas shielded arc welding (nonferrous)
1/16, 3/32, 1/8m 5/32 inch diameter electrodes? Answer: 11
●● What is the shade number for gas shielded arc welding (ferrous)
1/16m 3/32, 1/8, 5/32 inch diameter electrodes? Answer: 12
●● What shade number is the shielded metal-arc welding 3/16, 7/32m
1/4 inch diameter electrodes? Answer: 12
●● What shade number is 5/16, 3/8 inch diameter electrodes? Answer:
14
●● Atomic hydrogen welding is what shade? Answer: 10-14
●● What shade number is carbon-arc welding? Answer: 14
●● What shade number is soldering? Answer: 2
●● What shade number is torch brazing? Answer: 3 or 4
,●● What shade number is light cutting, up to 1 inch? Answer: 3 or 4
●● What shade number is medium cutting, 1 inch to 6 inches? Answer: 4
or 5
●● What shade number is heavy cutting, over 6 inches? Answer: 5 or 6
●● What shade number is gas welding (light), up to 1/8 inch? Answer: 4
or 5
●● What shade number is gas welding (medium) 1/8 inch to 1/2 inch?
Answer: 5 or 6
●● What shade number is gas welding (heavy), over 1/2 inch? Answer:
6 or8
●● What is among the most important safety precautions welders and
metal cutters can take? Answer: Proper eye protection.
●● Proper shade protection is very important to guard agains the damage
caused by what? Answer: UV and IR radiation created during these
operations.
,●● What is the ANSI/ASC code for eye protection with welding?
Answer: Z49.1-88
●● According to the NSC "Accident Prevention Manual for Industrial
Operations," tool rests should be adjusted to not more than_____ fro the
grinding wheel and tongue guards should be adjusted to _______?
Answer: 1/8 inch and 1/4 for the tongue guard
●● How often should powder actuated tools be inspected? Answer: Each
day before loading.
●● Airless spray guns above ______psi must be equipped with a manual
safety for operator safety? Answer: 1000 psi
●● Does OSHA exempt concrete cleaning from the 30 psi limitation?
Answer: Yes
●● What do the letters PT indicate on line one of safety shoe? Answer:
Protective sections of the standard which is followed by the last two
digits for the year the standard with which the footwear meets
compliance. PT 91
●● What does FI on the safety shoe indicate? Answer: F for Female and
I for the impact resistance rating (75, 50, or 30 foot pounds)
, ●● The second line on the safety shoe, if it states MT, stands for what?
Answer: Metatarsal protection designation and rating (75, 50, or 30 foot
pounds)
●● What does line 3 and 4 with the label Cd stand for? Answer:
Conductive properties
●● What does line 3 and 4 with the label EH stand for Answer:
Electrical Hazard
●● What does line 3 and 4 with the label Pr stand for? Answer: Puncture
resistance
●● When working with explosives or blasting agents, equipment must
not be operated within_______ of loaded holes? Answer: 50 feet
●● True or False, drill holes should be large enough to freely admit the
insertion of explosive cartridges? Answer: True, you don't want them to
be too tight.
●● True or False, primers must never be tamped with? Answer: True.
Can't tamper
●● Drilling is permitted within _________ of remaining butts of old
hoses if there is any suspicion of unexploded charges? Answer: 50
