TFS Final Exam v2 With 100% Correct Answers 2024

TFS Final Exam v2 With 100% Correct Answers 2024 TN 101.1.1 Elevators what are the two most common types of elevators? hydraulic, traction Brainpower hydraulic elevators normally serve only __ to __ stories 5 to 6 hydraulic elevators typically have elevator machine rooms where? at the bottom of the shaft traction elevators operate by using ___ that pass over a ___ long cables; traction sheave traction elevators typically have elevator machine rooms where? 1 or 2 floors above the top floor served initial crews should avoid using freight elevators because they are: (3) - slow - provide no protection - may not service entire building the OBC requires one designated firefighter elevator to be installed in residential and institutional buildings greater than ___ in height from grade (or about _____) 18m; 6 stories aside from residential and institutional buildings, the OBC requires one designated firefighter elevator to be installed in other buildings greater than ____ in height 36m from grade Fire Fighter Elevators installed to OBC standards can be identified by a: red helmet Fire Fighter Elevators installed to OFC (retrofitted) standards can be identified by a yellow helmet can a FF use a elevator with no firefighter designation? Yes (simply means the elevator doesn't comply with req.) What are the 3 types of elevator operational modes - automatic - independent/service - fire service operation phase 1 of fire service operation of an elevator is AKA recall phase 2 of fire service operation of an elevator is AKA operation to close the elevator door during FF ops, you must: press and hold the button until doors are completed closed When the elevator has reached the desired floor, the doors will not open until: door open button is pushed and held If smoke or fire is encountered, the buttons can quickly be released and the doors will close, protecting firefighters inside. This is known as the: peek feature independent/service mode is not designed for emergency ops because: the door beam sensor is still active (smoke blocking the beam will prevent door from closing) The _____ is a common component of elevator installations, designed to protect firefighters but which can also trap them shunt trip device ____ is the natural movement of air in and out of a structure stack effect _____ elevators are becoming increasingly common in commercial and high-end residential buildings. destination dispatch TN 101.1.4 Stairwells Firefighters shall ensure the proper operation of the elevator's functions while in Phase Two by checking 3 operations: - call cancel - door open - door close Firefighters should stop two floors below the reported alarm or fire for three reasons: - scissor stairs - access stairs - safety margin _____ are the most common stairwell in high rise buildings return stairs return stairs has entry and exit points that are: directly above/below each other unlike return stairs, scissor stair exits on ____ of the building at each landing the opposite side access stairs are also referred to as ___ stairs or ___ stairs tenant;; convenience if necessary, it is important to designate stairwells for: (2) attack and evac The attack stair is selected based on the following information: (4) - location of fire in relation to stairs - location of fire in relation to standpipe - stairwells being used for occupant evac - type of stairwell when ascending stairs above __ floors in a non IDLH atmosphere, crews may adjust PPE to reduce unnecessary stress 10 If elevators fail, a firefighter should be placed every __ floors to assist in shuttling equipment 2 TN 101.2.1 Building Construction Define dead load weight of the building and any part of the building that is permanently attached or built in Define live load any load in the building that is not built in and may vary impact loads are loads that are: delivered over a short period of time static loads are ____ loads that are: live loads; applied slowly and then not moved repeated loads are ___ loads that are applied: intermittently wind load is t he force applied by: the wind concentrated loads are heavy loads that are: over a small contact area suspended loads are suspended by slender tensile members conntect to: beams or other members NFPA Types of construction: 1: fire-resistive 2: non-conbustible 3: ordinary 4: heavy timber 5: wood frame two basic designs of wood frame cons