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Worksheets3-4-5 Method and Blueprints
Total questions: 12
Worksheet time: 6mins
If you are using the 3-4-5- Method, what measurement is needed with 24' and 30' to make a square corner?
18'
24'
30'
60'
Two equal measurements of the diagonal corners means that the four corners are
not plumb
not square
square
triangles
The bubble in the leveling vial of a farm level should be checked
after each reading
before and after each reading
every hour
once a day
When using a laser beam level, the receiver is on the same grade when a signal is seen or heard from the
lower sensor
middle sensor
rod person
top sensor
When setting up a tripod and a builder’s level, the leveling screws should be adjusted until the
bubble is center
leveling rod is level
plumb bob hits the ground
tripod is level
When one fails to hold the leveling rod up straight, the measurement will be
accurate
too short
too small
inaccurate
The degree reading when the telescope is turned to mark a corner should be
15
30
45
90
A hidden line that indicates the presence of unseen edges is shown on a drawing by a
heavy solid line
solid line with arrows
series of dashes
nothing
Where on a blueprint should one look to see what the symbols mean?
elevation
legend
revision block
bottom right corner
Why is an isometric drawing used in construction plans
to include electrical plans
to include floor plans
to show the aerial view of a structure
to show the structure as a whole
A blueprint view that shows the building as if it were cut in two to see the wall parts is known as a
elevational view
floor plan
scale plan
sectional view
When are mechanical drawings used in construction plans?
after the structure is built
if a detailed description is needed
if a general description is needed
when they are affordable
