Chapter 45

Front 1

truss use in roof framing ______

Back 1

eliminates the need for load-bearing interior partitions below

Front 2

the diagonal parts of roof trusses are called ______

Back 2

web members

Front 3

the upper cords of a roof truss acts as _____

Back 3

rafters

Front 4

most trusses used today ____

Back 4

are made in fabricating plants

Front 5

the most common truss design is the _____ truss

Back 5

fink or W

Front 6

carpenters are more involved in the _____ of trusses

Back 6

erection

Front 7

failure to properly erect and brace a trussed roof could result in _____

a. collapse of the structure

b. loss of life or serious injury

c. loss of time and material

d. all the above

Back 7

all the above

Front 8

the truss bracing system depends a great deal on ______

Back 8

how well the first truss is braced

Front 9

as bracing is installed, it is important that ____

Back 9

exact spacing be maintained

Front 10

the plane of the top chord is known as the _____ plane

Back 10

sheathing

Front 11

the plane of the bottom chord is known as the _____ plane

Back 11

ceiling

Front 12

it is recommended that continuous lateral bracing be placed within ____ inches of the peak on the top chord plane.

Back 12

6"

Front 13

diagonal bracing between the rows of lateral bracing should be placed on the _____ of the top plane

Back 13

bottom

Front 14

continuous lateral bracing of the bottom chord must be applied to maintain the proper _____

Back 14

spacing

Front 15

bottom chord bracing is nail to the ______ of the bottom chord

Back 15

top

Front 16

bottom chord bracing should be installed at intervals no greater than ____ to ___ feet along the width of the building.

Back 16

8'-10'

Front 17

rated panels of plywood and _____ are commonly used to sheath roofs.

Back 17

osb

Front 18

in post-and-beam construction where roof supports are spaced further apart, _____ is used for roof sheathing

Back 18

planks

Front 19

panel clips, tongue-and-grove edges, or other adequate blocking must be used when _____ exceed the indicated value of the plywood roof sheathing.

Back 19

spans