Ch. 9 Ordinary Construction

Question 1

The chief common characteristic of ordinary construction is that the exterior walls are made of _____

Answer 1

Masonry

Question 2

A _____ separates the top floor ceiling from the roof

Answer 2

Cockloft

Question 3

Buildings wider than _____ feet need interior masonry walls or a column, girder, and beam system.

Answer 3

25

Question 4

The principal interior collapse potential is often found in weak _____

Answer 4

Connections

Question 5

As the height of the building increases the _____ of the wall increases

Answer 5

Thickness

Question 6

The desire for a wider span and the availability of construction cranes have led to the widespread use of unprotected _____ for roof framing

Answer 6

Steel

Question 7

_____ is made by spreading a coat of gray concrete on lath, then applying a coat of red concrete and cutting away to expose gray

Answer 7

Imitation brick

Question 8

_____ , even if they are patched, indicate weakness in the wall that may be due to inadequate foundations

Answer 8

Cracks

Question 9

A _____ crack may indicate that the wall is being pushed out by steel roof beams that are elongating in summer heat

Answer 9

Horizontal

Question 10

Reinforced concrete lintels are commonly used in _____ walls.

Answer 10

Masonry

Question 11

_____ must be counterbalanced, usually by tying the wall to the interior structure.

Answer 11

Eccentric loads

Question 12

Brick or masonry walls that separate one electrical transformer from another are often specially reinforced to resist _____

Answer 12

lateral impact

Question 13

A _____ is a passageway, usually vertical, cut into a masonry wall for a pipe or conduit

Answer 13

chase

Question 14

A _____ cut into an existing wall presents a serious weakness

Answer 14

chase

Question 15

Old _____ beams are sometimes turned upside down resulting in a very small bearing surface for the beam on the wall

Answer 15

fire-cut

Question 16

Adjustable steel _____ or simple steel posts maybe used to support overloaded beams and are vulnerable to early failure.

Answer 16

Jack Posts

Question 17

Joist hangers are points of _____

Answer 17

Weakness

Question 18

_____ connections must be made whenever an opening is made in a wooden floor

Answer 18

Beam to Beam

Question 19

The best way to connect beams to girders is to _____

Answer 19

place the beams on top of the girders

Question 20

A solid iron pin of much smaller diameter than a column used to connect wooden columns in the end.

Answer 20

Pintle

Question 21

A _____ is a vertical shaft with windows that provides light and ventilation to enclose rooms

Answer 21

Light well

Question 22

A firefighter stepping onto a roof imposes a _____ on the roof at least twice of his or her weight

Answer 22

Momentary Load

Question 23

_____ are also known as arched trusses

Answer 23

Bowstring trusses

Question 24

A steel tension rod ties the ends of the arch together to eliminate the need for the masonry

Answer 24

Tied arch

Question 25

Interior masonry walls are _____ than wooden interior walls

Answer 25

Thicker

Question 26

When openings are made in walls to connect buildings, _____ should be provided.

Answer 26

Fire doors

Question 27

Outside sprinkler systems should be tested _____ because the “open” nozzles can become clogged.

Answer 27

Annually

Question 28

A method to improve firefighter safety is to set up a _____

Answer 28

Board of Building Review