B-108 Two In / Two Out Rule Flashcards
IDLH
Immediately Dangerous to Life and Health atmosphere (IDLH). This includes, but is not limited to: interior structure fire, confined space, toxic or oxygen deficient environments, and environments with potential to become IDLH.
Incipient Stage Fire
A fire that is in the initial or beginning stage and that can be controlled or extinguished by portable fire extinguishers, Class II standpipes or small hose systems.
Interior Structural Fire Fighting
The physical activity of fire suppression, rescue, or both, inside of buildings or enclosed structures that are involved in a fire situation beyond the incipient stage. These conditions involve an Immediately Dangerous to Life and Health (IDLH) atmosphere.
RIT
Rapid Intervention Team consists of at least two personnel fully equipped with appropriate protective clothing, self-contained breathing apparatus (SCBA), and specialized rescue equipment that might be needed for the specific operation underway.
Standby Team
The crew available for rescue prior to assignment of a dedicated RIT, consisting of at least two personnel fully equipped with appropriate protective clothing, SCBA, and specialized rescue equipment that might be needed for the specific operation underway. This team may be engaged in secondary activities as described.
Two In / Two Out
Regulation requiring a team of at least two personnel to be organized before entering an IDLH atmosphere. It requires a standby team of at least two personnel outside the IDLH atmosphere to back up the entry team in the event they require rapid rescue.
The Federal Occupational Safety and Health Administration (OSHA) has established a set of compliance instructions regarding the number of firefighters required to be present on the fire ground prior to ____
commencing an initial interior attack on a structure fire.
“Two In / Two Out”, requires a standby team of ____ to back up entry of ____ before the initial attack into an IDLH atmosphere. These personnel shall be
- at least two personnel
- two personnel
- fully equipped with appropriate protective clothing, SCBA, and any specialized rescue equipment that might be needed for the specific operation underway.
Interior structural firefighting operations will not begin ____
until two firefighters are available outside the IDLH atmosphere to monitor the safety of the interior team and, if necessary, effect rescue.
Interior team firefighters shall wear full PPE, including use of SCBA, and remain ____. Interior teams will remain in teams of ____ when in an IDLH atmosphere.
- in visual or voice (not radio) contact with one another at all times
- at least two firefighters
The first interior team shall announce on the radio when they ____ and that an ____ has been established, unless ____.
- enter the structure
- outside/exterior team
- making an exception to the rule as outlined within these guidelines
Outside/exterior team firefighters shall ____ and maintain ____ with the interior team(s).
- remain outside the IDLH atmosphere
* visual, voice or radio contact
Anytime firefighters are engaging in interior structural firefighting (no matter the number of firefighters or apparatus on-scene) and a RIT has not yet been established, one of the outside/exterior team members must ____; this shall be ____
- monitor the safety of the interior teams
* these firefighter’s sole responsibility.
Command will ensure that all firefighters operating with an IDLH atmosphere are ____. Command will further ensure that interior teams are ____
- wearing full PPE and are using SCBA
* in radio contact with Command and RIT (when established).
Command will ensure that an outside/exterior team is present anytime members are engaging in interior structural firefighting (no matter the number of firefighters or apparatus on scene), if a ____
RIT has not yet been established.