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Building construction CH 3 With Complete Solutions
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What type of truss is constructed of wood or metal and is generally used to support flat roofs and floor assemblies? - ANSWER>>Parallel chord truss
What type of hazard do stairs present to firefighters during low visibility? - ANSWER>>Fall hazard
In a building of Type III construction, all of the following areas are constructed of or may contain wood fully or partially within: - ANSWER>>wood
Type V construction buildings may be veneered with stucco, brick, or stone that: - ANSWER>>provides little fire protection.
Folding doors are used as: - ANSWER>>dividers in large meeting rooms
When a stairway is designed to be a protected stairwell in a building on fire, the integrity should be preserved through the actions of firefighters by: - ANSWER>>door control.
Type IV buildings resist structural collapse due to the: - ANSWER>>mass of the heavy timber structural members.
One construction requirement of newer factory built homes that has served to reduce fire loss and residential fatalities is - ANSWER>>Gypsum board instead of wood paneling as an interior finish
Roof-mounted equipment such as _____ add a substantial load to the roof and increase
the probability of collapse. - ANSWER>>HVAC units
Which type of door is made up of thin pieces of wood, glass, or louvers set within a framed rectangular area? - ANSWER>>Panel door
Overhead rolling steel fire doors are often used to: - ANSWER>>protect fire wall openings in industrial occupancies.
What type of fire door is typically installed in stairwell enclosures? - ANSWER>>Swinging fire door
Because unprotected stairs are not enclosed with fire-resistant construction, they: - ANSWER>>can serve as a conduit path for fire and smoke.
What is the most common material used to fabricate fire doors? - ANSWER>>Metal
What type of window has one or two side-hinged sashes and usually opens outward? - ANSWER>>Casement window
The portion of the roof that is between the supports and the covering is called the: - ANSWER>>roof deck.
What type of material is often placed over the top of roof decking? - ANSWER>>Asphalt shingles
Rolling steel shutters are most frequently used to - ANSWER>>Protect openings in an industrial fire wall
The most common type factory built home that firefighters will encounter will be the _____ home. - ANSWER>>mobile
Cold roofs are designed to do which of the following? - ANSWER>>keep interior heat from escaping into the attic space and melting the snow on the roof
What is the purpose of a gusset plate? - ANSWER>>To serve as an attachment point for wood trusses
Horizontal sliding fire doors: - ANSWER>>shall not be used to protect openings in walls in required path of egress.
A _____ window has operable sashes that swing inside, or outside when opened and are designed to provide the entire area of opening for ventilation. - ANSWER>>
Which window member consists of the members that form the perimeter of the window?
Limited means of egress and limited ventilation are two reasons that fires are more dangerous in _____ than in other compartments. - ANSWER>>basements
Which type of roof supports are sections of lumber that are located directly under the roof decking? - ANSWER>>Beams
Building codes require that: - ANSWER>>glass doors are made from tempered glass.
When responding to a fire in a Type I construction building, firefighters should be aware that: - ANSWER>>the roof may be extremely difficult to penetrate.
Sliding doors are often used as: - ANSWER>>power-operated storefront entrances.
What hazard do fire doors potentially pose to firefighters? - ANSWER>>Fire doors can automatically close if the fusible link melts.
Type _____ construction can be expected to remain structurally stable longer than other types during a fire. - ANSWER>>I
A _____ window consists of only a frame and one glazed stationary sash. - ANSWER>>fixed
How may roof security features such as wired glass impact fire fighting operations? - ANSWER>>Increase the time required to create ventilation openings
Why are sliding doors not allowed as part of the means of egress? - ANSWER>>They slow travel of people through the door opening.
Photovoltaic roofs need to be recognized during preincident planning because they: - ANSWER>>create a major trip and electrical hazard for firefighters working on the roof.
A rain roof is: - ANSWER>>a pitched roof constructed over a flat roof for either aesthetic or drainage purposes.
Window security bars and grilles must be removed or disabled when interior operations begin in order to ensure firefighter safety in case of rapid egress. - ANSWER>>
Gusset plates that are exposed to fire will: - ANSWER>>fall out when the wood around them burns away and no longer support the structural member.
Which construction classification includes buildings with exterior load bearing walls composed entirely of wood and is commonly referred to as wood frame construction? - ANSWER>>Type V
What condition often found in Type III construction buildings is likely to negatively influence fire behavior? - ANSWER>>Void spaces between wall studs
Which type window has one or more top-hinged, outward-swinging sashes which allow the window to be opened during rain? - ANSWER>>Awning window
Which window component is also known as glazing? - ANSWER>>Glass
A _____ roof is often found on buildings that require a large open area to be covered without being supported by pillars or columns. - ANSWER>>arched
Stairs that are part of the required means of egress and are built to resist the spread of fire and smoke are known as: - ANSWER>>protected stairs.
