Chapter 8: Ordinary Construction Flashcards
1: What is the construction classification for ordinary construction? A: Type I B: Type II C: Type III D: Type IV
C: Type III
2: What is another name for the void space found between the top-floor ceiling and the roof? A: Attic B: Cockloft C: Garret D: Loft
B: Cockloft
3: What is the general rule with regard to fire separation within ordinary construction buildings?
A: They have a one-hour rating.
B: They have a two-hour rating.
C: They have a three-hour rating.
D: No rating is effective in such circumstances.
D: No rating is effective in such circumstances.
4: How many stories is the tallest old-style masonry-bearing wall building in the United States? A: 5 B: 10 C: 15 D: 20
C: 15
5: In some codes, concrete topping was required over first-floor wood floors for fire resistance or to provide a sanitary floor. Which type of additional load does this place on the building? A: Lateral B: Live C: Dead D: Impact
C: Dead
6: In composite walls, uneven settlement between the brick and the block might create what effect?
A: Uneven distribution of the exterior walls
B: Masonry walls pulling from the main supports
C: Deterioration of the stretcher course
D: Cracking of the header bricks
D: Cracking of the header bricks
7: Why is it difficult to get floor beams level in masonry buildings?
A: Because of the irregularities of the masonry
B: Because the trade of laying the masonry is not being taught correctly
C: Because of the constant wind loads
D: Because of the possible lateral impact loads
A: Because of the irregularities of the masonry
8: The best roof is one in which the roof beams rest on? A: Outside bearing walls B: Outside non-bearing walls C: Spandrels D: Girders
D: Girders
9: Why are false ceilings commonly added to buildings?
A: To limit the fire protection area
B: To conserve heating and cooling costs
C: To reduce the size of the interior
D: To assist with fire containment
B: To conserve heating and cooling costs
10: Which type of space contains many square feet of exposed fuel and is protected from hose streams by their construction? A: Ceiling spaces B: Interior sheathing C: Joist spaces D: Cornices
C: Joist spaces
Void space between the top ceiling and the roof
- Adobe
- Ashlar masonry
- Cockloft
- Course
- Dog iron
- Girder
- Bond course
- Mezzanine
- Pintle
- Parging
- Cockloft
Connects the girders and imparts some lateral stability under normal conditions
- Adobe
- Ashlar masonry
- Cockloft
- Course
- Dog iron
- Girder
- Bond course
- Mezzanine
- Pintle
- Parging
- Dog iron
Stone cut in rectangular units
- Adobe
- Ashlar masonry
- Cockloft
- Course
- Dog iron
- Girder
- Bond course
- Mezzanine
- Pintle
- Parging
- Ashlar masonry
Bricks laid so the end is visible
- Adobe
- Ashlar masonry
- Cockloft
- Course
- Dog iron
- Girder
- Bond course
- Mezzanine
- Pintle
- Parging
- Bond course
Large, roughly molded, sun-dried clay units of varying sizes
- Adobe
- Ashlar masonry
- Cockloft
- Course
- Dog iron
- Girder
- Bond course
- Mezzanine
- Pintle
- Parging
- Adobe
A low-ceiling story located between two main stories
- Adobe
- Ashlar masonry
- Cockloft
- Course
- Dog iron
- Girder
- Bond course
- Mezzanine
- Pintle
- Parging
- Mezzanine
Square metal device used to transfer loads of columns on upper floors by passing the loads through intervening beams and girders
- Adobe
- Ashlar masonry
- Cockloft
- Course
- Dog iron
- Girder
- Bond course
- Mezzanine
- Pintle
- Parging
- Pintle
A horizontal line of masonry
- Adobe
- Ashlar masonry
- Cockloft
- Course
- Dog iron
- Girder
- Bond course
- Mezzanine
- Pintle
- Parging
- Course
Application of mortar to the back of facing material
- Adobe
- Ashlar masonry
- Cockloft
- Course
- Dog iron
- Girder
- Bond course
- Mezzanine
- Pintle
- Parging
- Parging
Large or principal beam of wood or steel used to support concentrated loads
- Adobe
- Ashlar masonry
- Cockloft
- Course
- Dog iron
- Girder
- Bond course
- Mezzanine
- Pintle
- Parging
- Girder
MULTIPLE CHOICE
The chief common characteristic of ordinary construction is:
A. the exterior walls are made of brick veneer
B. the exterior walls are made of masonry load-bearing walls
C. the floors are made of concrete
D. The buildings do not contain brick or wood joists
B. the exterior walls are made of masonry load-bearing walls
MULTIPLE CHOICE Which wall separates two buildings and is meant to stop a fire? A. Fire partition B. Fire wall C. Fire barrier D. Bearing wall
B. Fire wall
MULTIPLE CHOICE What type of connections must be made whenever an opening is made in a wooden floor? A. Wall to beam B. Floor to beam C. Beam to beam D. Beam to column
C. Beam to beam
MULTIPLE CHOICE Where a column is offset, the girder on which it rests is called a/an: A. transfer beam B. pintle C. offset beam D. axial beam
A. transfer beam
MULTIPLE CHOICE
In order to get floor beams level in a masonry building, a wooden beam is laid in the brick wall at the line at the bottom of the floor beams; this can produce a:
A. void space of varying degrees in the wall
B. stronger wall
C. weak connection point
D. plane of weakness
D. plane of weakness
MULTIPLE CHOICE When heated to 1000 degrees F, steel \_\_\_\_\_, which can lead to collapse. A. hardens B. Shrinks C. elongates D. stiffens
C. elongates
MULTIPLE CHOICE In what state is additional wall bracing very common as part of the initial installation in a new building? A. Minnesota B. New York C. Illinois D. California
D. California
MULTIPLE CHOICE Masonry walls in ordinary construction consist of all of the following, EXCEPT: A. stone B. terrs cotta tile C. steel D. adobe
C. steel
MULTIPLE CHOICE Which of the following is an example of ordinary construction? A. Maximum-security prisons B. High-rise apartment complex C. One-story strip mall D. Row of townhouses
C. One-story strip mall
MULTIPLE CHOICE
Problems of ordinary construction include which of the following?
A. Structural stability of the masonry wall
B. Stability of the interior column, girde, and beam system
C. Void spaces
D. All of the above
D. All of the above
FILL-IN-THE-BLANK
If ___________ is falling off, it may indicate brick problems.
parging
FILL-IN-THE-BLANK
If any arch has a vousoir out, there is no _______.
arch
FILL-IN-THE-BLANK
All _______ are inherently unstable.
walls
FILL-IN-THE-BLANK
_____________ gas trapped in unvented voids can detonate violently and blow down walls.
Carbon monoxide
FILL-IN-THE-BLANK
Masonry walls are not designed to resist ______ impact loads.
lateral
FILL-IN-THE-BLANK
The thrust of an arch is __________.
outward
FILL-IN-THE-BLANK
A/An _______ is a structure of wood, metal, or masonry that tops a wall and projects from it.
cornice
FILL-IN-THE-BLANK
__________ walls are structural walls that are common to two buildings.
Party
FILL-IN-THE-BLANK
Fire doors should be noted on ______ plans.
prefire
FILL-IN-THE-BLANK
Fire units should never pass through an overhead rolling fire door without _______ it.
blocking
TRUE/FALSE
Void spaces are an inherent part of ordinary construction.
True
TRUE/FALSE
A simple wood beam floor is practical up to a limit of about 25 feet in width.
True
TRUE/FALSE
Ordinary construction is Type II construction.
False
TRUE/FALSE
There is usually good fire separation in ordinary constructed buildings.
False
TRUE/FALSE
The history of a building is very important.
True
TRUE/FALSE
Hollow and cavity walls limit penetration by rain.
True
TRUE/FALSE
Hollow walls of terra cotta tile presents special hazards.
True
TRUE/FALSE
Parging may be a good indicator of poor brick.
True
TRUE/FALSE
Sand-lime mortar provides good adhesion with brick and withstands weather well.
False
TRUE/FALSE
A horizontal crack in a wall may indicate the wall is being pushed out by beams.
True
SHORT ANSWERS
What are some factors of ordinary construction that can lead to collapse?
Any of the following: . Bricks and mortar . Wood beams . Cracks . Arches . Wall weakness . Steel lintels . Bracing . Eccentric loads . Unvented voids . Planes of weakness
SHORT ANSWERS
What are two ways to carry a wall above an opening?
Arches and beams
SHORT ANSWERS
What types of materials are used to make columns?
Any of the following: . Brick . Steel . Wood . Stone . Concrete block . Cast iron
SHORT ANSWERS
What terms indicate a braced wall?
Any of the following: . Stars . Plates . Channel sections . Spreaders or straps tying the wall to the side wall
SHORT ANSWERS
What is an example of an eccentric load on an ordinarily constructed building?
Any of the following:
. Projecting sign
. Air conditioner
. Balcony
WORD FUN
Arch in which a steel tension rod ties the ends of the arch together
Tied arch
WORD FUN
Wall with a masonry facing that is not bonded but is attached to a wall so as to form an integral part of the wall
Veneer
WORD FUN
Rough stones of irregular shapes and sizes used in uncoursed masonry work
Rubble
WORD FUN
Beam used to laterally relocate the vertical load of columns to clear an open area
Transfer
WORD FUN
Masonry pier at a distance from the wall and connected to it that resists the outward thrust of the wall
Flying buttress
WORD FUN
Any wall set at an right angle to any other wall
Cross wall
WORD FUN
Single, continuous, vertical wall of bricks
Wythe
WORD FUN
Small court placed in large building
light well
WORD FUN
Bricks laid so the long side is visible
Stretcher course
WORD FUN
Older code provisions that woud not allow a structure to be built without the use of exterior masonry walls
Fire limit
READ EACH SCENARIO, THEN ANSWER EACH QUESTION IN DETAIL
You have been asked to survey buildongs in your area. What are the fireground safety issues you definitely want to document and communicate to your department when discussing ordinary construction buildings?
Any of the following: . Available fire load . Type of construction . Nature of connections to adjacent buildings . Water supplies . Protection provided . Damaged areas of the building . Hidden voids . Suspended or other loads
READ EACH SCENARIO, THEN ANSWER EACH QUESTION IN DETAIL
You have been asked to watch for signs of collapse during a structure fire. What are some general indicators of collapse?
General indicators include:
. Inherent structural instability, aggravated by fire
. Failure of a nonmasonry supporting element upon which some of the masonry depends
. Increase in the live load due to fire fighting operations, specifically retained water
. Collapse of floor or roof with consequent impact load to the masonry wall
. Impact load of an explosion
. Collapse of a masonry unit due to overheating
. Collapse of another building onto the building in question
. Masonry cracks occurring or widening