Chapter 7

Question 1

65

Single family homes make up what percentage of the fires we respond to?

Answer 1

80%

Question 2

66

What is one clear advantage of fighting fires in single family homes?

Answer 2

We usually live in the same types of structure and therefore have an idea of general layouts.

Question 3

66

Truly understanding building construction begins with breaking the house down into what two tangible bits?

Answer 3

The floor plan and its construction.

Question 4

66

The first part of understanding building construction is to understand ____

Answer 4

The guts of the building, more appropriately we need to understand the building construction home styles and their respective floor plans.

Question 5

67

Cape Cod

Answer 5

smaller single family dwelling with low ceilings to conserve heat. Central staircase with master down and smaller bedrooms up. Dormers create knee walls (void space )in these houses that allow for fire spread

Question 6

67

Colonial

Answer 6

Central staircase with rooms and hallways off the stairway. Living and dining toward front and kitchen in rear, bedrooms upstairs. All windows stacked with higher ceilings.

Question 7

67

Split level

Answer 7

marriage of the colonial and rancher. entrance leads directly to living and dining with little compartmentalization . Kitchen in line with front door and stairs that lead off to basement, and maybe garage. Off living room was stairwell that leads upstairs to all the bedrooms. Access to attic through hallway scuttle.

Question 8

68

Split Foyer

Answer 8

Giveaway is the presence of double hung full size windows on the basement level. Front entrance up stairs. Foyer is between floors with stairs going up and down. Downstairs is the family room and in-law suite, up is kitchen, living, dining, and bedrooms.

Question 9

68

Rancher/Rambler

Answer 9

Popular post WWII housing boom, simple rectangular one story design offers open floor plan. Exposed beams bedrooms located off common hallway

Question 10

68

McMansion/estate home

Answer 10

Commercial tactics may be appropriate, home over 5000 square feet ups to 20,000 lots of rooms and chandeliers.

Question 11

68

How much has the single family home grown over the the last 29 years?

Answer 11

90%

Question 12

69

How does knowing floor plans and interior characteristics help firefighters?

Answer 12

1. you can have a general path
2. helps develop a plan from the characteristics of how the heat and fire will move
3. focus search and rescue operations, prepare for tactical ops

Question 13

69

Where do fire usually start on ballon formed structures?

Answer 13

They usually start low (in the basement) and travel inside the wall to the attic where you will see it on arrival (show high)

Question 14

70

Ballon Frame

Answer 14

popular in the early 1900s continuing into post WWII era

Question 15

70

What is this guy’s made up name for Ordinary construction?

Answer 15

lumberyard surrounded by four block walls.

Question 16

70

What is the hazard of Ordinary construction?

Answer 16

There are no void spaces to route pipes and electrical chase so the holes are made between the floors for these utilities and fire finds and exploits these void spaces.

Question 17

70

Platform

Answer 17

Builder builds frame of the house in square or rectangle then builds another floor on top of that. the platforms are not continuous so there is a fire stop, which can be negated by utilities.

Question 18

71

Lightweight

Answer 18

Use of cheaper materials and even engineered lumber. The fasteners that secure lightweight components together are prone to failure in fire conditions.

Question 19

72
When comparing different types of construction styles, we see that one factor exist in regard to our FFing tactical decisions. What is that factor?

Answer 19

Is the structure old or new

Question 20

72

When we give on scene reports, who is that information for and what should they do with it?

Answer 20

For incoming units so that they can formulate their operational plan and paint a picture the incident.

Question 21

72

What does simply knowing if it is old or new construction do for firefighters?

Answer 21

Gives them an idea of the timeframe they have to work in the structure.

Question 22

72

What is the key factor to remember concerning building construction?

Answer 22

Is that there is no resting on our part. We must strive for more knowledge, not only fo terms, but also learning what is built in our area and staying on top of the newest trends.

Question 23

73

Engineered wood

Answer 23

Generic term for process that takes wood scraps and blends them together with strong adhesive to press into a usable form, in most cases long beam. These beams can carry impressive loads but can fail quickly under fire conditions.

Question 24

73

Glulam

Answer 24

another member of the family of engineering feats with multiple pieces of wood pressed and held together with a strong glue. Glualm can be constructed into any shape and/or design that a client would like.

Question 25

73

SIP

Answer 25

Structural insulated panels, exterior sheathing comes glued to a thick core of foam finished off with another layer of interior sheathing.

Question 26

73

SIS

Answer 26

Structural insulated sheathing. Same as SIP for homes, this tech has lessened the actual weight and size of exterior walls. SIS is .5-1” of foam attached to thin slab of resilient material that serves as the entire exterior wall. This replaced the sheet of OSB finished in a house wrap.

Question 27

74

What effect could SIS and SIP have on the fire service ability to contain fire?

Answer 27

without the the help of exterior walls that are now just foam that we may not be able to stop fires in a room or compartment. Fire may no longer need a window to auto expose.