Framing a Common Rafter Roof Quiz

What tool is primarily used to find the lengths of different types of rafters?

• Protractor

• Level

• Framing square

• Measuring tape

How do you determine the total run of a building?

• By using the width of the rafters

• By measuring the length of the building

• By calculating half the span minus half the ridge board width

• By measuring the height of the roof

What does a higher number on the rise indicate about the roof's slope?

• It indicates a steeper roof

• It indicates a shallower roof

• It indicates a longer roof

• It indicates a wider roof

What is the unit length for a six-inch rise roof according to the framing square?

• 12.34

• 13.42

• 14.56

• 15.67

How do you convert the total run from inches to feet?

• Subtract 12

• Add 12

• Divide by 12

• Multiply by 12

What is the purpose of the birdsmouth cut in rafter layout?

• To reduce the weight of the rafter

• To increase the pitch of the roof

• To provide a seat for the rafter on the wall

• To extend the rafter length

What is the overhang amount for the roof in the example?

• Four inches

• Three inches

• Five inches

• Six inches

What is the unit length for a hip rafter with a six-inch rise?

• 17 inches

• 16 inches

• 19 inches

• 18 inches

How do you convert a decimal measurement to a fraction for building purposes?

• Multiply by 10

• Multiply by 16

• Multiply by 12

• Multiply by 14

What is the final length of the hip rafter in the example?

• 34 and 1/2 inches

• 34 and 3/4 inches

• 34 and 7/8 inches

• 35 inches