FIRE DEPARTMENT INCIDENT SAFETY
OFFICER, 3RD EDITION COMPREHENSIVE
STUDY GUIDE 2026 FULL QUESTIONS AND
SOLUTIONS GRADED A+
◍ what is a special consideration for marking a no entry zone.
Answer: post a person
◍ @1100 degrees 100' of steel can stretch how much.
Answer: 10"
◍ what is the most important weather consideration on a fire ground.
Answer: wind
◍ can smoke be electrically charged.
Answer: yes
◍ burning of smooth finished.
Answer: alligator, burns quickly
◍ thick smoke means.
Answer: how fuel laden the smoke is
◍ a veneer wall supports what.
Answer: its self
◍ what stream should never be used near downed powerlines.
Answer: solid stream
◍ at what point does the ic's span of control dictate assigning an ISO.
Answer: greater than 3
◍ what is electricity always trying to do.
, Answer: seek the path of least resistance to the ground
◍ procedures are.
Answer: strict, no flexibility
◍ first 20 minutes of an incident require what.
Answer: close monitoring of FF's and operations
◍ how far away is a safe distance from downed powerlines.
Answer: 10'
◍ smoke is.
Answer: 1. incomplete combustion 2. pryolitic decomposition
◍ codes are.
Answer: a work of law by a rule making authority
◍ what are examples of soft interventions.
Answer: humor, subtle reminders, peer talk, this interventions is not used for
imminent threat
◍ what is the instructor student ratio maximum and the BEST.
Answer: 1:5 1:3
◍ situational awareness is.
Answer: 1. degree of accuracy to which ones perception of his current
environment mirrors reality2. ability to accurately read potential threat
◍ laminar smoke means.
Answer: pryolisis
◍ NFPA 1500 requires who to be involved in a PIA.
Answer: ISO
◍ what is the #1 tactical priority.
Answer: controlling smoke and heat in buildings with central halls and stair
ways
◍ what is the bottle break times for self rehab.
Answer: 10 minute break after changing your first bottle20 minute break
OFFICER, 3RD EDITION COMPREHENSIVE
STUDY GUIDE 2026 FULL QUESTIONS AND
SOLUTIONS GRADED A+
◍ what is a special consideration for marking a no entry zone.
Answer: post a person
◍ @1100 degrees 100' of steel can stretch how much.
Answer: 10"
◍ what is the most important weather consideration on a fire ground.
Answer: wind
◍ can smoke be electrically charged.
Answer: yes
◍ burning of smooth finished.
Answer: alligator, burns quickly
◍ thick smoke means.
Answer: how fuel laden the smoke is
◍ a veneer wall supports what.
Answer: its self
◍ what stream should never be used near downed powerlines.
Answer: solid stream
◍ at what point does the ic's span of control dictate assigning an ISO.
Answer: greater than 3
◍ what is electricity always trying to do.
, Answer: seek the path of least resistance to the ground
◍ procedures are.
Answer: strict, no flexibility
◍ first 20 minutes of an incident require what.
Answer: close monitoring of FF's and operations
◍ how far away is a safe distance from downed powerlines.
Answer: 10'
◍ smoke is.
Answer: 1. incomplete combustion 2. pryolitic decomposition
◍ codes are.
Answer: a work of law by a rule making authority
◍ what are examples of soft interventions.
Answer: humor, subtle reminders, peer talk, this interventions is not used for
imminent threat
◍ what is the instructor student ratio maximum and the BEST.
Answer: 1:5 1:3
◍ situational awareness is.
Answer: 1. degree of accuracy to which ones perception of his current
environment mirrors reality2. ability to accurately read potential threat
◍ laminar smoke means.
Answer: pryolisis
◍ NFPA 1500 requires who to be involved in a PIA.
Answer: ISO
◍ what is the #1 tactical priority.
Answer: controlling smoke and heat in buildings with central halls and stair
ways
◍ what is the bottle break times for self rehab.
Answer: 10 minute break after changing your first bottle20 minute break
