Design and construct beams

Question 1

How to determine the clear span of the beam

Answer 1

Length of the building minus the foundation wall thickness at each end

Question 2

How to determine post spacing

Answer 2

Clear span divided by the number of spaces there was one more space than there are posts

Question 3

How to determine the material required for a built up beam

Answer 3

Multiply the number of plies by the length of the beam to determine the length of the beam at the length of the bearing at each end to the clear span of the beam at 5% for waste

Question 4

Determining quarter-point locations

Answer 4

Divide spacing of posts by four 

Question 5

And bearing of all other beams other than built up wood beams should be at least how many millimetres or inches

Answer 5

89 mm or 3.5 inches in NBC 9.2 3.8.1.

Question 6

What are the advantages of a steel beam?

Answer 6

 Greater spans, no shrinkage no joints

Question 7

Determine what does supported length of a building is

Answer 7

Take the width of the building and divided by two centred and off centred are the same

Question 8

Can bolts be used when assembling a built up wood beam

Answer 8

Yes

Question 9

How much air space is required around the end of a beam when a wood beam rests in a concrete wall

Answer 9

12

Question 10

What is the purpose of this air? Space

Answer 10

To allow air circulation, so the end of the beam does not rock from the dampness in the concrete