Firefighters Cutting Hole In Roof

Firefighters used axes saws and chainsaws to cut holes in the roof to extinguish the flames.

Firefighters cutting hole in roof.

Firefighters cut a hole in the roof in an effort to stop the fire. Heat and smoke rise into the attic where the fire can move quickly. The firefighter uses a chainsaw to cut holes in the roof source. The trench cut otherwise known as strip ventilation is a long narrow ventilation hole that acts as a fire break on the roof of a structure that is being attacked by fire.

When there is a fire in a building it is often necessary to cut a hole in the roof to ventilate. Another reason for venting the roof is to see how far the fire has progressed. Firefighters may go ahead of the fire on a roof cut holes to access the attic and stop the fire from spreading through the attic. One of the fastest avenues through which fires spread is the attic.

A firefighter s ladder to roof guide. San bernardino county fire department firefighters do this to allow heat and smoke to escape upwards so cool air can get into the. Timmer said there were no injuries and no one was inside at the time of the fire. This is a process called hydraulic.

Fire and heat rise so if there is no hole in the roof or place for the fire and heat to escape it spreads horizontally within the building causing the full building to be involved in fire until the fire burns through the roof for ventilation. Today we start prepping the roof for the sky lights. It was a pretty quick knock down of the fire framingham fire police state fire marshal and msp are investigating the fire. If there is no suitable existing hole firefighters may use their equipment to make one such as specialised saws for cutting a large hole in the roof.

A conical hose stream aimed around an opening of a window or door etc entrains smoke and thus increases the exhaust rate of smoke from the space. The roof firefighter can also determine this by cutting an inspection hole and if any metal from q decking or dust from gypsum is present or any truss is seen the incident commander should be.