Heat affect masonry - Study guides, Class notes & Summaries

When a round flue is used for the lining of a fireplace chimney the proper fireplace opening to flue size ratio should be: Ans- 12:1 2. When unlined the smoke chamber walls shall be what thickness: 8" 3. When the opening of the firebox is 6 square feet the extension of the hearth should be: Ans- 20 inches 4. T or F the inner surfaces of the smoke chamber shall not be inclined more than 45 degrees from vertical: Ans- True 5. A level 2 inspection inspection of accessible areas of attics ba...

Open circuit SCBA - Provides compressed air to the wearer Which type of ladder is affected by water damage - Wooden Woven jacket fire hose - must be brushed clear of dirt and dust Chutes - Drain water out of a window or door BSI pressure component - Hand washing Flashover - Hot gases fill room and excess heat is blown out of room (explosion) Command should never be transferred: - to someone who is not on scene Ground ladders should be tested once every year and and after - b...

CH 16 IFSTA EXAM REVIEW QUESTIONS AND ANSWERS, VERIFIED. Cast iron may crack or shatter when it is: Select one: a. used as a decorative structural element. b. heated indirectly. c. in contact with direct flames. d. rapidly cooled with water. - -rapidly cooled with water. How can HVAC systems affect tactical ventilation? Select one: a. Cool the air in the fire room to weaken the fire's intensity b. Help extinguish the fire by changing the pressure in the structure c. Provide fresh ai...

Incident Safety Officer Complete Set Exam Questions With 100% Correct Answers Ch 5. 1.What are three things that need to be acquired to front-load for the ISO function? - answer1. NFPA 1021: standard on fire officer professional qualifications 2. Additional knowledge and skills 3. Certain attitude Ch 5. 2.Discuss the concept of mastery and it's benefit to the ISO. - answerMastery: 90/90 rule - 90% objective 90% of the time. Ability to perform with a certain unconscious competence. ISO n...

Ch 16 IFSTAHow does heat affect masonry? - correct answer Stones and concrete may experience spalling when they are heated. When establishing collapse zones,: - correct answer apparatus must not be positioned in the collapse zone. Why can abandoned buildings pose great danger of fire and collapse? - correct answer The interior may be gutted and altered. Which building material can potentially be harmful to firefighters because it contains a glue called urea formaldehyde that gives off a...

Ch 16 IFSTAHow does heat affect masonry? - correct answer Stones and concrete may experience spalling when they are heated. When establishing collapse zones,: - correct answer apparatus must not be positioned in the collapse zone. Why can abandoned buildings pose great danger of fire and collapse? - correct answer The interior may be gutted and altered. Which building material can potentially be harmful to firefighters because it contains a glue called urea formaldehyde that gives off a...

CH 16 IFSTA EXAM GUIDE TEST 2024. How does heat affect masonry? - correct answer Stones and concrete may experience spalling when they are heated. When establishing collapse zones,: - correct answer apparatus must not be positioned in the collapse zone. Why can abandoned buildings pose great danger of fire and collapse? - correct answer The interior may be gutted and altered. Which building material can potentially be harmful to firefighters because it contains a glue called urea forma...

Ch 16 IFSTAHow does heat affect masonry? - correct answer Stones and concrete may experience spalling when they are heated. When establishing collapse zones,: - correct answer apparatus must not be positioned in the collapse zone. Why can abandoned buildings pose great danger of fire and collapse? - correct answer The interior may be gutted and altered. Which building material can potentially be harmful to firefighters because it contains a glue called urea formaldehyde that gives off a...

Is NFPA 921 a guide or a standard? - It is the Guide for Fire and Explosion Investigations What are the six steps of the scientific method? - Recognize the need Define the problem Collect the data Analyze the data Develop a hypothesis Test the hypothesis What step of the scientific method is inductive reasoning? - Analyze the data What step of the scientific method is deductive reasoning? - Test the hypothesis What are the four parts of the fire tetrahedron? - Fuel (reducing agent) He...

Ch 16 IFSTA QUESTIONS & ANSWERS 2024 / 2025 ( A+ GRADED 100% VERIFIED)