2 In / Two Out 201.04

Question 1

What are the standard exceptions to the 2 in/ two out requirement on structure fires?

Answer 1

1. When there are reports or suspected life hazard where immediate action could prevent the loss of life.
2. When fire is in incipient stage
   (Which an be extinguished by portable fire extinguishers, class II standpipe or small hose system without the need for protective clothing or breathing apparatus.)

Question 2

What two modes can the incident commander be in as the initial arriving company officer?

Answer 2

Fast attack or stationary command mode

Question 3

What are the assignments for the two tactical reserve on the onset of an incident that allows teams to IDLH atmosphere?

Answer 3

1. One primary member must solely dedicate to tracking interior personnel. Their function is to react in a safe and effective manner and to communicate in the event of a mayday. Requires appropriate PPE, radio, with appropriate hazard zone capabilities to work within the incident management system.
2. Second team member may be engaged in other activities within the hazard zone including operating the pumper.

Question 4

What is the Standard Implementation of the two in two out for a four person crew?

Answer 4

The 2 in / 2 out procedure should be used when the initial arriving Company Officer is operating in the fast attack mode as the Incident Commander on an interior attack with another crew member. The plug person assumes the primary 2 in / 2 out position and the engineer assumes the secondary 2 in / 2 out position

Question 5

When does two in two out apply?

Answer 5

OSHA states once interior attack on a structural fire, the atmosphere is assumed to be IDLH

Question 6

The two in two out is met when?

Answer 6

The second fire company arrives on scene or level One staging