Types of construction
What is Type V Construction
What is wood frame construction/
Roofs on Type ______ Construction can be difficult to penetrate for ventilation
What is Type I Construction
Materials to cover floors in high occupancy structures is rated to limit flammability and these rating are indicated in ______.
What is rated in hours?
Ratings are the same for ceilings in corridors that are exit or egress and have the same fire resistance as the walls in the corridor.
A basement that is part of a structure built on a slope where one or more sides has an exterior door or windows is a
What is a Walk-out or Daylight Basement?
The term that refers to how a building is being used, how many people are likely to be there.
What is Occupancy
Name the types of doors commonly used today
What is swinging, sliding, folding, verticle, revolving
This type of construction is ordinarily composed of unprotected structural metal components
What is Type II Construction?
The fire resistance requirements for interior construction of type 3 buildings are very what?
What is limited as most interior components are completely made of wood
Todays dimensional lumber used in type V construction is actually different how?
What is today’s dimensional lumber is often smaller in size when compared to its legacy equivalent. Back then, a 2×4 was actually two inches by four inches.
Stairs enclosed with a fire rated construction are _____________
What are Protected Stairs?
The wall that surrounds a flat roof
What is a Parapet Wall?
Explain the difference between a Hollow core door and a Solid core door
Hollow doors are constructed with spacers between face panels and have a grid or honeycomb of wood, plastic or fiberboard
Solid Doors are constructed with laminated blocks, particleboard or a mineral composition than covered with a surface layer.
Type V construction configuration is interior walls of_______ and outer coverings of ___________
What is the wood frame and veneer or stucco, brick or stone and others
Stone, Concrete and brick are what type of materials
What is its Masonry?
Wood Floor I beams are constructed of _________ and ________ and fail and burn much more rapidly than solid lumber during fires.
What is a central piece of plywood or composite glued to two 2x4s for the top and bottom?
Access or Convenience Stairs are?
What is a set of stairs that connect only two levels?
Explain Green Roofs and concern under fire conditions
What are rooftops designed to support gardens and with extra weight can accelerate structural failure from fire or water.
Explain how a double hung window works
It has two sashes and both the upper or lower sash can move.
What is essential for protection when it comes to type V construction?
What are smoke detectors!!! These type structures are a campfire waiting to happen.
What may exist in multifamily or strip mall type buildings allowing for fire spread?
What are common cocklofts or attics
How would fire be able to spread through a Fire Wall?
What are penetrations that are made by contractors or owners?
Are Finished or unfinished basements more of a hazard for firefighters? and explain why
What is unfinished and because of the exposed lumber to the fire.
Moisture trapped in concrete and exposed to fire turn the moisture to steam and can cause the concrete to break off. This is called
What is Spalling?
What is the difference between how pivoting windows and projecting windows work
Projecting swing outward at the top or bottom and slides up or down in the grooves
Pivoting windows has a sash that pivots horizontally or vertically at a central hinge point
What happens to a steel beam when exposed to high heat?
What is elongates and warps
when a 100ft beam is heated to 1000 degrees it can lengthen as much as 9 inches and twists.
So what would happen to the outer wall?
What types of buildings would you possibly see with Type III construction?
What are commercial strip malls, older schools, mercantile, businesses.
Explain what a Fire Wall is and what it's purpose is
Fire Wall provides a division in a building or between two buildings that extends from the foundation through the roof and are constructed of fire resistant materials. To prevent fire spread throughtout the building.
Define Unprotected Stairs
What are stairs that are not enclosed with a fire rating and may serve as a flow path for smoke and fire and contribute to fire spread
Older Type III construction may have undergone renvoations and created _______ ________ _______ above ceilings and below floors
What are Large hidden voids?
This window has narrow overlapping glass sections that swing outward
What is a jalousie window
Fire can spread from the basement to the attic quickly in _________ ________ construction
What is Balloon Frame Construction
Fire resistance in mobile homes may be affected by the ________.
What is the age of the mobile home?
Older mobile homes used small structural members and flammable paneling in the interior.
Voids in Floors and Ceilings may contain
What is electrical wiring, duct work, water lines, gas lines, fiberglass, cellulose or foam insulation?
This type of truss used in flat roofs depending on fuel load can be expected to fail quickly in a fire
What is a unprotected lightweight truss
Small lumber or small metal frames
What are two terms that are used for the space between the ceiling and the roof.
What is the Attic or Cockloft?
What is the concern with fire doors for firefighters
The door could activate and close and are heavy enough to trap firefighters or pinch the hose cutting off water supply.
Many of these work by a fusible link activation and gravity.
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What is a major weakness in Balloon frame construction?
What is void spaces that can allow for fire spread and even have a chimney type affect.
Fire resistive construction/Type I is constructed of ___________, _________ and ________ ______ ______
What is Type I and constructed of Reinforced concrete, precast concrete and protected steel frame
Trusses are usually put together with _________ ________ which when exposed to heat will _________ and are a high risk for collapse.
What are Gusset plates or gang nails and fail
What are the three components that make up a roof
What is supporting structure, decking or sheathing, and the covering such as shingles or tin.
The hazard to firefighters from photovoltaic roofs
What is a shock hazard?
Another term for a Fixed Window
Picture Window, Display Window